<?xml version="1.0" encoding="US-ASCII"?>
<!-- EDGAR Online I-Metrix Xcelerate Taxonomy Labels Linkbase, based on XBRL 2.1  http://www.edgar-online.com/ -->
<!-- Version: 6.20.1 -->
<!-- Round: 1 -->
<!-- Creation date: 2012-12-31T16:22:54Z -->
<!-- Copyright (c) 2005-2011 EDGAR Online, Inc. All Rights Reserved. -->
<linkbase xmlns="http://www.xbrl.org/2003/linkbase"
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xmlns:xlink="http://www.w3.org/1999/xlink"
  xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <labelLink xlink:type="extended" xlink:role="http://www.xbrl.org/2003/role/link">
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_AfterTaxesOnDistributionsAndSalesMember" xlink:label="rr_AfterTaxesOnDistributionsAndSalesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_AfterTaxesOnDistributionsAndSalesMember_lbl" xml:lang="en-US" id="id_692743_602366_1_1">After Taxes On Distributions And Sales [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_AfterTaxesOnDistributionsAndSalesMember_lbl" xml:lang="en-US" id="id_692743_602366_2_1">After Taxes on Distributions and Sales</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_AfterTaxesOnDistributionsAndSalesMember" xlink:to="rr_AfterTaxesOnDistributionsAndSalesMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_AfterTaxesOnDistributionsMember" xlink:label="rr_AfterTaxesOnDistributionsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_AfterTaxesOnDistributionsMember_lbl" xml:lang="en-US" id="id_692743_602395_1_1">After Taxes On Distributions [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_AfterTaxesOnDistributionsMember_lbl" xml:lang="en-US" id="id_692743_602395_2_1">After Taxes on Distributions</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_AfterTaxesOnDistributionsMember" xlink:to="rr_AfterTaxesOnDistributionsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_AmendmentFlag" xlink:label="dei_AmendmentFlag"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_AmendmentFlag_lbl" xml:lang="en-US" id="id_692743_602221_1_1">Amendment Flag</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_AmendmentFlag_lbl" xml:lang="en-US" id="id_692743_602221_2_1">Amendment Flag</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AmendmentFlag" xlink:to="dei_AmendmentFlag_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_AnnualFundOperatingExpensesTableTextBlock" xlink:label="rr_AnnualFundOperatingExpensesTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_AnnualFundOperatingExpensesTableTextBlock_lbl" xml:lang="en-US" id="id_692743_602460_1_1">Annual Fund Operating Expenses Table [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_AnnualFundOperatingExpensesTableTextBlock_lbl" xml:lang="en-US" id="id_692743_602460_2_1">Annual Fund Operating Expenses [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_AnnualFundOperatingExpensesTableTextBlock" xlink:to="rr_AnnualFundOperatingExpensesTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_AnnualReturn2002" xlink:label="rr_AnnualReturn2002"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_AnnualReturn2002_lbl" xml:lang="en-US" id="id_692743_602287_1_1">Annual Return 2002</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_AnnualReturn2002_lbl" xml:lang="en-US" id="id_692743_602287_2_1">Annual Return 2002</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_AnnualReturn2002" xlink:to="rr_AnnualReturn2002_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_AnnualReturn2003" xlink:label="rr_AnnualReturn2003"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_AnnualReturn2003_lbl" xml:lang="en-US" id="id_692743_602430_1_1">Annual Return 2003</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_AnnualReturn2003_lbl" xml:lang="en-US" id="id_692743_602430_2_1">Annual Return 2003</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_AnnualReturn2003" xlink:to="rr_AnnualReturn2003_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_AnnualReturn2004" xlink:label="rr_AnnualReturn2004"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_AnnualReturn2004_lbl" xml:lang="en-US" id="id_692743_602341_1_1">Annual Return 2004</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_AnnualReturn2004_lbl" xml:lang="en-US" id="id_692743_602341_2_1">Annual Return 2004</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_AnnualReturn2004" xlink:to="rr_AnnualReturn2004_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_AnnualReturn2005" xlink:label="rr_AnnualReturn2005"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_AnnualReturn2005_lbl" xml:lang="en-US" id="id_692743_602393_1_1">Annual Return 2005</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_AnnualReturn2005_lbl" xml:lang="en-US" id="id_692743_602393_2_1">Annual Return 2005</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_AnnualReturn2005" xlink:to="rr_AnnualReturn2005_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_AnnualReturn2006" xlink:label="rr_AnnualReturn2006"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_AnnualReturn2006_lbl" xml:lang="en-US" id="id_692743_602459_1_1">Annual Return 2006</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_AnnualReturn2006_lbl" xml:lang="en-US" id="id_692743_602459_2_1">Annual Return 2006</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_AnnualReturn2006" xlink:to="rr_AnnualReturn2006_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_AnnualReturn2007" xlink:label="rr_AnnualReturn2007"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_AnnualReturn2007_lbl" xml:lang="en-US" id="id_692743_602356_1_1">Annual Return 2007</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_AnnualReturn2007_lbl" xml:lang="en-US" id="id_692743_602356_2_1">Annual Return 2007</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_AnnualReturn2007" xlink:to="rr_AnnualReturn2007_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_AnnualReturn2008" xlink:label="rr_AnnualReturn2008"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_AnnualReturn2008_lbl" xml:lang="en-US" id="id_692743_602370_1_1">Annual Return 2008</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_AnnualReturn2008_lbl" xml:lang="en-US" id="id_692743_602370_2_1">Annual Return 2008</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_AnnualReturn2008" xlink:to="rr_AnnualReturn2008_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_AnnualReturn2009" xlink:label="rr_AnnualReturn2009"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_AnnualReturn2009_lbl" xml:lang="en-US" id="id_692743_602384_1_1">Annual Return 2009</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_AnnualReturn2009_lbl" xml:lang="en-US" id="id_692743_602384_2_1">Annual Return 2009</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_AnnualReturn2009" xlink:to="rr_AnnualReturn2009_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_AnnualReturn2010" xlink:label="rr_AnnualReturn2010"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_AnnualReturn2010_lbl" xml:lang="en-US" id="id_692743_602343_1_1">Annual Return 2010</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_AnnualReturn2010_lbl" xml:lang="en-US" id="id_692743_602343_2_1">Annual Return 2010</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_AnnualReturn2010" xlink:to="rr_AnnualReturn2010_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_AnnualReturn2011" xlink:label="rr_AnnualReturn2011"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_AnnualReturn2011_lbl" xml:lang="en-US" id="id_692743_602420_1_1">Annual Return 2011</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_AnnualReturn2011_lbl" xml:lang="en-US" id="id_692743_602420_2_1">Annual Return 2011</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_AnnualReturn2011" xlink:to="rr_AnnualReturn2011_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_AverageAnnualReturnAbstract" xlink:label="rr_AverageAnnualReturnAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_AverageAnnualReturnAbstract_lbl" xml:lang="en-US" id="id_692743_602473_1_1">Average Annual Return [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_AverageAnnualReturnAbstract_lbl" xml:lang="en-US" id="id_692743_602473_2_1">Average Annual Return:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_AverageAnnualReturnCaption" xlink:label="rr_AverageAnnualReturnCaption"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_AverageAnnualReturnCaption_lbl" xml:lang="en-US" id="id_692743_602425_1_1">Average Annual Return Caption</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_AverageAnnualReturnCaption_lbl" xml:lang="en-US" id="id_692743_602425_2_1">Caption</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_AverageAnnualReturnCaption" xlink:to="rr_AverageAnnualReturnCaption_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_AverageAnnualReturnLabel" xlink:label="rr_AverageAnnualReturnLabel"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_AverageAnnualReturnLabel_lbl" xml:lang="en-US" id="id_692743_602314_1_1">Average Annual Return Label</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_AverageAnnualReturnLabel_lbl" xml:lang="en-US" id="id_692743_602314_2_1">Label</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_AverageAnnualReturnLabel" xlink:to="rr_AverageAnnualReturnLabel_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_AverageAnnualReturnYear01" xlink:label="rr_AverageAnnualReturnYear01"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_AverageAnnualReturnYear01_lbl" xml:lang="en-US" id="id_692743_602368_1_1">Average Annual Return Year 01</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_AverageAnnualReturnYear01_lbl" xml:lang="en-US" id="id_692743_602368_2_1">1 Year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_AverageAnnualReturnYear01" xlink:to="rr_AverageAnnualReturnYear01_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_AverageAnnualReturnYear05" xlink:label="rr_AverageAnnualReturnYear05"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_AverageAnnualReturnYear05_lbl" xml:lang="en-US" id="id_692743_602387_1_1">Average Annual Return Year 05</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_AverageAnnualReturnYear05_lbl" xml:lang="en-US" id="id_692743_602387_2_1">5 Years</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_AverageAnnualReturnYear05" xlink:to="rr_AverageAnnualReturnYear05_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_AverageAnnualReturnYear10" xlink:label="rr_AverageAnnualReturnYear10"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_AverageAnnualReturnYear10_lbl" xml:lang="en-US" id="id_692743_602444_1_1">Average Annual Return Year 10</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_AverageAnnualReturnYear10_lbl" xml:lang="en-US" id="id_692743_602444_2_1">10 Years</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_AverageAnnualReturnYear10" xlink:to="rr_AverageAnnualReturnYear10_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_BarChartAndPerformanceTableHeading" xlink:label="rr_BarChartAndPerformanceTableHeading"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_BarChartAndPerformanceTableHeading_lbl" xml:lang="en-US" id="id_692743_602389_1_1">Bar Chart And Performance Table Heading</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_BarChartAndPerformanceTableHeading_lbl" xml:lang="en-US" id="id_692743_602389_2_1">Bar Chart and Performance Table [Heading]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_BarChartAndPerformanceTableHeading" xlink:to="rr_BarChartAndPerformanceTableHeading_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_BarChartClosingTextBlock" xlink:label="rr_BarChartClosingTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_BarChartClosingTextBlock_lbl" xml:lang="en-US" id="id_692743_602404_1_1">Bar Chart Closing [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_BarChartClosingTextBlock_lbl" xml:lang="en-US" id="id_692743_602404_2_1">Bar Chart Closing [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_BarChartClosingTextBlock" xlink:to="rr_BarChartClosingTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_BarChartDoesNotReflectSalesLoads" xlink:label="rr_BarChartDoesNotReflectSalesLoads"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_BarChartDoesNotReflectSalesLoads_lbl" xml:lang="en-US" id="id_692743_602388_1_1">Bar Chart Does Not Reflect Sales Loads</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_BarChartDoesNotReflectSalesLoads_lbl" xml:lang="en-US" id="id_692743_602388_2_1">Bar Chart Does Not Reflect Sales Loads [Text]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_BarChartDoesNotReflectSalesLoads" xlink:to="rr_BarChartDoesNotReflectSalesLoads_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_BarChartHeading" xlink:label="rr_BarChartHeading"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_BarChartHeading_lbl" xml:lang="en-US" id="id_692743_602385_1_1">Bar Chart Heading</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_BarChartHeading_lbl" xml:lang="en-US" id="id_692743_602385_2_1">Bar Chart [Heading]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_BarChartHeading" xlink:to="rr_BarChartHeading_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_BarChartHighestQuarterlyReturn" xlink:label="rr_BarChartHighestQuarterlyReturn"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_BarChartHighestQuarterlyReturn_lbl" xml:lang="en-US" id="id_692743_602360_1_1">Bar Chart Highest Quarterly Return</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_BarChartHighestQuarterlyReturn_lbl" xml:lang="en-US" id="id_692743_602360_2_1">Highest Quarterly Return</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_BarChartHighestQuarterlyReturn" xlink:to="rr_BarChartHighestQuarterlyReturn_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_BarChartHighestQuarterlyReturnDate" xlink:label="rr_BarChartHighestQuarterlyReturnDate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_BarChartHighestQuarterlyReturnDate_lbl" xml:lang="en-US" id="id_692743_602318_1_1">Bar Chart Highest Quarterly Return Date</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_BarChartHighestQuarterlyReturnDate_lbl" xml:lang="en-US" id="id_692743_602318_2_1">Highest Quarterly Return, Date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_BarChartHighestQuarterlyReturnDate" xlink:to="rr_BarChartHighestQuarterlyReturnDate_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_BarChartLowestQuarterlyReturn" xlink:label="rr_BarChartLowestQuarterlyReturn"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_BarChartLowestQuarterlyReturn_lbl" xml:lang="en-US" id="id_692743_602340_1_1">Bar Chart Lowest Quarterly Return</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_BarChartLowestQuarterlyReturn_lbl" xml:lang="en-US" id="id_692743_602340_2_1">Lowest Quarterly Return</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_BarChartLowestQuarterlyReturn" xlink:to="rr_BarChartLowestQuarterlyReturn_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_BarChartLowestQuarterlyReturnDate" xlink:label="rr_BarChartLowestQuarterlyReturnDate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_BarChartLowestQuarterlyReturnDate_lbl" xml:lang="en-US" id="id_692743_602377_1_1">Bar Chart Lowest Quarterly Return Date</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_BarChartLowestQuarterlyReturnDate_lbl" xml:lang="en-US" id="id_692743_602377_2_1">Lowest Quarterly Return, Date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_BarChartLowestQuarterlyReturnDate" xlink:to="rr_BarChartLowestQuarterlyReturnDate_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_BarChartNarrativeTextBlock" xlink:label="rr_BarChartNarrativeTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_BarChartNarrativeTextBlock_lbl" xml:lang="en-US" id="id_692743_602427_1_1">Bar Chart Narrative [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_BarChartNarrativeTextBlock_lbl" xml:lang="en-US" id="id_692743_602427_2_1">Bar Chart Narrative [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_BarChartNarrativeTextBlock" xlink:to="rr_BarChartNarrativeTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_BarChartTableAbstract" xlink:label="rr_BarChartTableAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_BarChartTableAbstract_lbl" xml:lang="en-US" id="id_692743_602378_1_1">Bar Chart Table [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_BarChartTableAbstract_lbl" xml:lang="en-US" id="id_692743_602378_2_1">Bar Chart Table:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_BarChartTableAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_BarChartTableTextBlock" xlink:label="rr_BarChartTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_BarChartTableTextBlock_lbl" xml:lang="en-US" id="id_692743_602300_1_1">Bar Chart Table [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_BarChartTableTextBlock_lbl" xml:lang="en-US" id="id_692743_602300_2_1">Bar Chart [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_BarChartTableTextBlock" xlink:to="rr_BarChartTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_BarChartYearToDateReturn" xlink:label="rr_BarChartYearToDateReturn"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_BarChartYearToDateReturn_lbl" xml:lang="en-US" id="id_692743_602482_1_1">Bar Chart Year To Date Return</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_BarChartYearToDateReturn_lbl" xml:lang="en-US" id="id_692743_602482_2_1">Bar Chart, Year to Date Return</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_BarChartYearToDateReturn" xlink:to="rr_BarChartYearToDateReturn_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_BarChartYearToDateReturnDate" xlink:label="rr_BarChartYearToDateReturnDate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_BarChartYearToDateReturnDate_lbl" xml:lang="en-US" id="id_692743_602306_1_1">Bar Chart Year To Date Return Date</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_BarChartYearToDateReturnDate_lbl" xml:lang="en-US" id="id_692743_602306_2_1">Bar Chart, Year to Date Return, Date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_BarChartYearToDateReturnDate" xlink:to="rr_BarChartYearToDateReturnDate_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002179Member" xlink:label="ck0000798244_C000002179Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002179Member_lbl" xml:lang="en-US" id="id_692743_-9978678_3_1">A</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002179Member_lbl" xml:lang="en-US" id="id_692743_-9978678_1_1">C 000002179 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002179Member_lbl" xml:lang="en-US" id="id_692743_-9978678_2_1">A</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002179Member" xlink:to="ck0000798244_C000002179Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002180Member" xlink:label="ck0000798244_C000002180Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002180Member_lbl" xml:lang="en-US" id="id_692743_-9978677_3_1">529B</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002180Member_lbl" xml:lang="en-US" id="id_692743_-9978677_1_1">C 000002180 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002180Member_lbl" xml:lang="en-US" id="id_692743_-9978677_2_1">529B</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002180Member" xlink:to="ck0000798244_C000002180Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002181Member" xlink:label="ck0000798244_C000002181Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002181Member_lbl" xml:lang="en-US" id="id_692743_-9978676_3_1">529C</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002181Member_lbl" xml:lang="en-US" id="id_692743_-9978676_1_1">C 000002181 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002181Member_lbl" xml:lang="en-US" id="id_692743_-9978676_2_1">529C</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002181Member" xlink:to="ck0000798244_C000002181Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002182Member" xlink:label="ck0000798244_C000002182Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002182Member_lbl" xml:lang="en-US" id="id_692743_-9978675_3_1">B</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002182Member_lbl" xml:lang="en-US" id="id_692743_-9978675_1_1">C 000002182 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002182Member_lbl" xml:lang="en-US" id="id_692743_-9978675_2_1">B</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002182Member" xlink:to="ck0000798244_C000002182Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002183Member" xlink:label="ck0000798244_C000002183Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002183Member_lbl" xml:lang="en-US" id="id_692743_-9978674_3_1">C</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002183Member_lbl" xml:lang="en-US" id="id_692743_-9978674_1_1">C 000002183 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002183Member_lbl" xml:lang="en-US" id="id_692743_-9978674_2_1">C</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002183Member" xlink:to="ck0000798244_C000002183Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002184Member" xlink:label="ck0000798244_C000002184Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002184Member_lbl" xml:lang="en-US" id="id_692743_-9978673_3_1">R1</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002184Member_lbl" xml:lang="en-US" id="id_692743_-9978673_1_1">C 000002184 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002184Member_lbl" xml:lang="en-US" id="id_692743_-9978673_2_1">R1</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002184Member" xlink:to="ck0000798244_C000002184Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002186Member" xlink:label="ck0000798244_C000002186Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002186Member_lbl" xml:lang="en-US" id="id_692743_-9978672_3_1">R2</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002186Member_lbl" xml:lang="en-US" id="id_692743_-9978672_1_1">C 000002186 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002186Member_lbl" xml:lang="en-US" id="id_692743_-9978672_2_1">R2</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002186Member" xlink:to="ck0000798244_C000002186Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002187Member" xlink:label="ck0000798244_C000002187Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002187Member_lbl" xml:lang="en-US" id="id_692743_-9978671_3_1">R3</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002187Member_lbl" xml:lang="en-US" id="id_692743_-9978671_1_1">C 000002187 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002187Member_lbl" xml:lang="en-US" id="id_692743_-9978671_2_1">R3</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002187Member" xlink:to="ck0000798244_C000002187Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002188Member" xlink:label="ck0000798244_C000002188Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002188Member_lbl" xml:lang="en-US" id="id_692743_-9978670_3_1">R4</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002188Member_lbl" xml:lang="en-US" id="id_692743_-9978670_1_1">C 000002188 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002188Member_lbl" xml:lang="en-US" id="id_692743_-9978670_2_1">R4</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002188Member" xlink:to="ck0000798244_C000002188Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002189Member" xlink:label="ck0000798244_C000002189Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002189Member_lbl" xml:lang="en-US" id="id_692743_-9978669_3_1">529A</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002189Member_lbl" xml:lang="en-US" id="id_692743_-9978669_1_1">C 000002189 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002189Member_lbl" xml:lang="en-US" id="id_692743_-9978669_2_1">529A</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002189Member" xlink:to="ck0000798244_C000002189Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002190Member" xlink:label="ck0000798244_C000002190Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002190Member_lbl" xml:lang="en-US" id="id_692743_-9978668_3_1">A</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002190Member_lbl" xml:lang="en-US" id="id_692743_-9978668_1_1">C 000002190 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002190Member_lbl" xml:lang="en-US" id="id_692743_-9978668_2_1">A</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002190Member" xlink:to="ck0000798244_C000002190Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002191Member" xlink:label="ck0000798244_C000002191Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002191Member_lbl" xml:lang="en-US" id="id_692743_-9978667_3_1">R4</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002191Member_lbl" xml:lang="en-US" id="id_692743_-9978667_1_1">C 000002191 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002191Member_lbl" xml:lang="en-US" id="id_692743_-9978667_2_1">R4</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002191Member" xlink:to="ck0000798244_C000002191Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002192Member" xlink:label="ck0000798244_C000002192Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002192Member_lbl" xml:lang="en-US" id="id_692743_-9978666_3_1">B</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002192Member_lbl" xml:lang="en-US" id="id_692743_-9978666_1_1">C 000002192 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002192Member_lbl" xml:lang="en-US" id="id_692743_-9978666_2_1">B</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002192Member" xlink:to="ck0000798244_C000002192Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002193Member" xlink:label="ck0000798244_C000002193Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002193Member_lbl" xml:lang="en-US" id="id_692743_-9978665_3_1">C</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002193Member_lbl" xml:lang="en-US" id="id_692743_-9978665_1_1">C 000002193 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002193Member_lbl" xml:lang="en-US" id="id_692743_-9978665_2_1">C</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002193Member" xlink:to="ck0000798244_C000002193Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002194Member" xlink:label="ck0000798244_C000002194Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002194Member_lbl" xml:lang="en-US" id="id_692743_-9978664_3_1">I</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002194Member_lbl" xml:lang="en-US" id="id_692743_-9978664_1_1">C 000002194 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002194Member_lbl" xml:lang="en-US" id="id_692743_-9978664_2_1">I</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002194Member" xlink:to="ck0000798244_C000002194Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002196Member" xlink:label="ck0000798244_C000002196Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002196Member_lbl" xml:lang="en-US" id="id_692743_-9978663_3_1">R1</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002196Member_lbl" xml:lang="en-US" id="id_692743_-9978663_1_1">C 000002196 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002196Member_lbl" xml:lang="en-US" id="id_692743_-9978663_2_1">R1</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002196Member" xlink:to="ck0000798244_C000002196Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002198Member" xlink:label="ck0000798244_C000002198Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002198Member_lbl" xml:lang="en-US" id="id_692743_-9978662_3_1">R2</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002198Member_lbl" xml:lang="en-US" id="id_692743_-9978662_1_1">C 000002198 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002198Member_lbl" xml:lang="en-US" id="id_692743_-9978662_2_1">R2</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002198Member" xlink:to="ck0000798244_C000002198Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002199Member" xlink:label="ck0000798244_C000002199Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002199Member_lbl" xml:lang="en-US" id="id_692743_-9978661_3_1">R3</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002199Member_lbl" xml:lang="en-US" id="id_692743_-9978661_1_1">C 000002199 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002199Member_lbl" xml:lang="en-US" id="id_692743_-9978661_2_1">R3</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002199Member" xlink:to="ck0000798244_C000002199Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002210Member" xlink:label="ck0000798244_C000002210Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002210Member_lbl" xml:lang="en-US" id="id_692743_-9978660_3_1">A</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002210Member_lbl" xml:lang="en-US" id="id_692743_-9978660_1_1">C 000002210 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002210Member_lbl" xml:lang="en-US" id="id_692743_-9978660_2_1">A</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002210Member" xlink:to="ck0000798244_C000002210Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002211Member" xlink:label="ck0000798244_C000002211Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002211Member_lbl" xml:lang="en-US" id="id_692743_-9978659_3_1">R4</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002211Member_lbl" xml:lang="en-US" id="id_692743_-9978659_1_1">C 000002211 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002211Member_lbl" xml:lang="en-US" id="id_692743_-9978659_2_1">R4</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002211Member" xlink:to="ck0000798244_C000002211Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002212Member" xlink:label="ck0000798244_C000002212Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002212Member_lbl" xml:lang="en-US" id="id_692743_-9978658_3_1">529A</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002212Member_lbl" xml:lang="en-US" id="id_692743_-9978658_1_1">C 000002212 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002212Member_lbl" xml:lang="en-US" id="id_692743_-9978658_2_1">529A</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002212Member" xlink:to="ck0000798244_C000002212Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002213Member" xlink:label="ck0000798244_C000002213Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002213Member_lbl" xml:lang="en-US" id="id_692743_-9978657_3_1">529B</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002213Member_lbl" xml:lang="en-US" id="id_692743_-9978657_1_1">C 000002213 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002213Member_lbl" xml:lang="en-US" id="id_692743_-9978657_2_1">529B</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002213Member" xlink:to="ck0000798244_C000002213Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002214Member" xlink:label="ck0000798244_C000002214Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002214Member_lbl" xml:lang="en-US" id="id_692743_-9978656_3_1">529C</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002214Member_lbl" xml:lang="en-US" id="id_692743_-9978656_1_1">C 000002214 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002214Member_lbl" xml:lang="en-US" id="id_692743_-9978656_2_1">529C</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002214Member" xlink:to="ck0000798244_C000002214Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002215Member" xlink:label="ck0000798244_C000002215Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002215Member_lbl" xml:lang="en-US" id="id_692743_-9978655_3_1">B</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002215Member_lbl" xml:lang="en-US" id="id_692743_-9978655_1_1">C 000002215 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002215Member_lbl" xml:lang="en-US" id="id_692743_-9978655_2_1">B</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002215Member" xlink:to="ck0000798244_C000002215Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002216Member" xlink:label="ck0000798244_C000002216Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002216Member_lbl" xml:lang="en-US" id="id_692743_-9978654_3_1">C</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002216Member_lbl" xml:lang="en-US" id="id_692743_-9978654_1_1">C 000002216 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002216Member_lbl" xml:lang="en-US" id="id_692743_-9978654_2_1">C</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002216Member" xlink:to="ck0000798244_C000002216Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002217Member" xlink:label="ck0000798244_C000002217Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002217Member_lbl" xml:lang="en-US" id="id_692743_-9978653_3_1">I</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002217Member_lbl" xml:lang="en-US" id="id_692743_-9978653_1_1">C 000002217 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002217Member_lbl" xml:lang="en-US" id="id_692743_-9978653_2_1">I</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002217Member" xlink:to="ck0000798244_C000002217Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002219Member" xlink:label="ck0000798244_C000002219Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002219Member_lbl" xml:lang="en-US" id="id_692743_-9978652_3_1">R1</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002219Member_lbl" xml:lang="en-US" id="id_692743_-9978652_1_1">C 000002219 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002219Member_lbl" xml:lang="en-US" id="id_692743_-9978652_2_1">R1</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002219Member" xlink:to="ck0000798244_C000002219Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002221Member" xlink:label="ck0000798244_C000002221Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002221Member_lbl" xml:lang="en-US" id="id_692743_-9978651_3_1">R2</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002221Member_lbl" xml:lang="en-US" id="id_692743_-9978651_1_1">C 000002221 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002221Member_lbl" xml:lang="en-US" id="id_692743_-9978651_2_1">R2</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002221Member" xlink:to="ck0000798244_C000002221Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002222Member" xlink:label="ck0000798244_C000002222Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002222Member_lbl" xml:lang="en-US" id="id_692743_-9978650_3_1">R3</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002222Member_lbl" xml:lang="en-US" id="id_692743_-9978650_1_1">C 000002222 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002222Member_lbl" xml:lang="en-US" id="id_692743_-9978650_2_1">R3</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002222Member" xlink:to="ck0000798244_C000002222Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002223Member" xlink:label="ck0000798244_C000002223Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002223Member_lbl" xml:lang="en-US" id="id_692743_-9978649_3_1">A</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002223Member_lbl" xml:lang="en-US" id="id_692743_-9978649_1_1">C 000002223 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002223Member_lbl" xml:lang="en-US" id="id_692743_-9978649_2_1">A</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002223Member" xlink:to="ck0000798244_C000002223Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002224Member" xlink:label="ck0000798244_C000002224Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002224Member_lbl" xml:lang="en-US" id="id_692743_-9978648_3_1">R4</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002224Member_lbl" xml:lang="en-US" id="id_692743_-9978648_1_1">C 000002224 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002224Member_lbl" xml:lang="en-US" id="id_692743_-9978648_2_1">R4</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002224Member" xlink:to="ck0000798244_C000002224Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002225Member" xlink:label="ck0000798244_C000002225Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002225Member_lbl" xml:lang="en-US" id="id_692743_-9978647_3_1">529A</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002225Member_lbl" xml:lang="en-US" id="id_692743_-9978647_1_1">C 000002225 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002225Member_lbl" xml:lang="en-US" id="id_692743_-9978647_2_1">529A</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002225Member" xlink:to="ck0000798244_C000002225Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002226Member" xlink:label="ck0000798244_C000002226Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002226Member_lbl" xml:lang="en-US" id="id_692743_-9978646_3_1">529B</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002226Member_lbl" xml:lang="en-US" id="id_692743_-9978646_1_1">C 000002226 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002226Member_lbl" xml:lang="en-US" id="id_692743_-9978646_2_1">529B</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002226Member" xlink:to="ck0000798244_C000002226Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002227Member" xlink:label="ck0000798244_C000002227Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002227Member_lbl" xml:lang="en-US" id="id_692743_-9978645_3_1">529C</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002227Member_lbl" xml:lang="en-US" id="id_692743_-9978645_1_1">C 000002227 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002227Member_lbl" xml:lang="en-US" id="id_692743_-9978645_2_1">529C</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002227Member" xlink:to="ck0000798244_C000002227Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002228Member" xlink:label="ck0000798244_C000002228Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002228Member_lbl" xml:lang="en-US" id="id_692743_-9978644_3_1">B</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002228Member_lbl" xml:lang="en-US" id="id_692743_-9978644_1_1">C 000002228 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002228Member_lbl" xml:lang="en-US" id="id_692743_-9978644_2_1">B</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002228Member" xlink:to="ck0000798244_C000002228Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002229Member" xlink:label="ck0000798244_C000002229Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002229Member_lbl" xml:lang="en-US" id="id_692743_-9978643_3_1">C</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002229Member_lbl" xml:lang="en-US" id="id_692743_-9978643_1_1">C 000002229 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002229Member_lbl" xml:lang="en-US" id="id_692743_-9978643_2_1">C</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002229Member" xlink:to="ck0000798244_C000002229Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002230Member" xlink:label="ck0000798244_C000002230Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002230Member_lbl" xml:lang="en-US" id="id_692743_-9978642_3_1">I</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002230Member_lbl" xml:lang="en-US" id="id_692743_-9978642_1_1">C 000002230 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002230Member_lbl" xml:lang="en-US" id="id_692743_-9978642_2_1">I</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002230Member" xlink:to="ck0000798244_C000002230Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002232Member" xlink:label="ck0000798244_C000002232Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002232Member_lbl" xml:lang="en-US" id="id_692743_-9978641_3_1">R1</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002232Member_lbl" xml:lang="en-US" id="id_692743_-9978641_1_1">C 000002232 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002232Member_lbl" xml:lang="en-US" id="id_692743_-9978641_2_1">R1</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002232Member" xlink:to="ck0000798244_C000002232Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002234Member" xlink:label="ck0000798244_C000002234Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002234Member_lbl" xml:lang="en-US" id="id_692743_-9978640_3_1">R2</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002234Member_lbl" xml:lang="en-US" id="id_692743_-9978640_1_1">C 000002234 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002234Member_lbl" xml:lang="en-US" id="id_692743_-9978640_2_1">R2</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002234Member" xlink:to="ck0000798244_C000002234Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002235Member" xlink:label="ck0000798244_C000002235Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002235Member_lbl" xml:lang="en-US" id="id_692743_-9978639_3_1">R3</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002235Member_lbl" xml:lang="en-US" id="id_692743_-9978639_1_1">C 000002235 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002235Member_lbl" xml:lang="en-US" id="id_692743_-9978639_2_1">R3</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002235Member" xlink:to="ck0000798244_C000002235Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002249Member" xlink:label="ck0000798244_C000002249Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002249Member_lbl" xml:lang="en-US" id="id_692743_-9978638_3_1">A</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002249Member_lbl" xml:lang="en-US" id="id_692743_-9978638_1_1">C 000002249 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002249Member_lbl" xml:lang="en-US" id="id_692743_-9978638_2_1">A</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002249Member" xlink:to="ck0000798244_C000002249Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002250Member" xlink:label="ck0000798244_C000002250Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002250Member_lbl" xml:lang="en-US" id="id_692743_-9978637_3_1">R4</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002250Member_lbl" xml:lang="en-US" id="id_692743_-9978637_1_1">C 000002250 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002250Member_lbl" xml:lang="en-US" id="id_692743_-9978637_2_1">R4</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002250Member" xlink:to="ck0000798244_C000002250Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002251Member" xlink:label="ck0000798244_C000002251Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002251Member_lbl" xml:lang="en-US" id="id_692743_-9978636_3_1">B</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002251Member_lbl" xml:lang="en-US" id="id_692743_-9978636_1_1">C 000002251 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002251Member_lbl" xml:lang="en-US" id="id_692743_-9978636_2_1">B</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002251Member" xlink:to="ck0000798244_C000002251Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002252Member" xlink:label="ck0000798244_C000002252Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002252Member_lbl" xml:lang="en-US" id="id_692743_-9978635_3_1">C</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002252Member_lbl" xml:lang="en-US" id="id_692743_-9978635_1_1">C 000002252 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002252Member_lbl" xml:lang="en-US" id="id_692743_-9978635_2_1">C</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002252Member" xlink:to="ck0000798244_C000002252Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002253Member" xlink:label="ck0000798244_C000002253Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002253Member_lbl" xml:lang="en-US" id="id_692743_-9978634_3_1">I</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002253Member_lbl" xml:lang="en-US" id="id_692743_-9978634_1_1">C 000002253 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002253Member_lbl" xml:lang="en-US" id="id_692743_-9978634_2_1">I</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002253Member" xlink:to="ck0000798244_C000002253Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002255Member" xlink:label="ck0000798244_C000002255Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002255Member_lbl" xml:lang="en-US" id="id_692743_-9978633_3_1">R1</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002255Member_lbl" xml:lang="en-US" id="id_692743_-9978633_1_1">C 000002255 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002255Member_lbl" xml:lang="en-US" id="id_692743_-9978633_2_1">R1</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002255Member" xlink:to="ck0000798244_C000002255Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002257Member" xlink:label="ck0000798244_C000002257Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002257Member_lbl" xml:lang="en-US" id="id_692743_-9978632_3_1">R2</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002257Member_lbl" xml:lang="en-US" id="id_692743_-9978632_1_1">C 000002257 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002257Member_lbl" xml:lang="en-US" id="id_692743_-9978632_2_1">R2</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002257Member" xlink:to="ck0000798244_C000002257Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002258Member" xlink:label="ck0000798244_C000002258Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002258Member_lbl" xml:lang="en-US" id="id_692743_-9978631_3_1">R3</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002258Member_lbl" xml:lang="en-US" id="id_692743_-9978631_1_1">C 000002258 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002258Member_lbl" xml:lang="en-US" id="id_692743_-9978631_2_1">R3</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002258Member" xlink:to="ck0000798244_C000002258Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002259Member" xlink:label="ck0000798244_C000002259Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002259Member_lbl" xml:lang="en-US" id="id_692743_-9978630_3_1">A</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002259Member_lbl" xml:lang="en-US" id="id_692743_-9978630_1_1">C 000002259 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002259Member_lbl" xml:lang="en-US" id="id_692743_-9978630_2_1">A</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002259Member" xlink:to="ck0000798244_C000002259Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002260Member" xlink:label="ck0000798244_C000002260Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002260Member_lbl" xml:lang="en-US" id="id_692743_-9978629_3_1">R4</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002260Member_lbl" xml:lang="en-US" id="id_692743_-9978629_1_1">C 000002260 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002260Member_lbl" xml:lang="en-US" id="id_692743_-9978629_2_1">R4</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002260Member" xlink:to="ck0000798244_C000002260Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002261Member" xlink:label="ck0000798244_C000002261Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002261Member_lbl" xml:lang="en-US" id="id_692743_-9978628_3_1">529A</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002261Member_lbl" xml:lang="en-US" id="id_692743_-9978628_1_1">C 000002261 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002261Member_lbl" xml:lang="en-US" id="id_692743_-9978628_2_1">529A</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002261Member" xlink:to="ck0000798244_C000002261Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002262Member" xlink:label="ck0000798244_C000002262Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002262Member_lbl" xml:lang="en-US" id="id_692743_-9978627_3_1">529B</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002262Member_lbl" xml:lang="en-US" id="id_692743_-9978627_1_1">C 000002262 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002262Member_lbl" xml:lang="en-US" id="id_692743_-9978627_2_1">529B</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002262Member" xlink:to="ck0000798244_C000002262Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002263Member" xlink:label="ck0000798244_C000002263Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002263Member_lbl" xml:lang="en-US" id="id_692743_-9978626_3_1">529C</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002263Member_lbl" xml:lang="en-US" id="id_692743_-9978626_1_1">C 000002263 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002263Member_lbl" xml:lang="en-US" id="id_692743_-9978626_2_1">529C</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002263Member" xlink:to="ck0000798244_C000002263Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002264Member" xlink:label="ck0000798244_C000002264Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002264Member_lbl" xml:lang="en-US" id="id_692743_-9978625_3_1">B</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002264Member_lbl" xml:lang="en-US" id="id_692743_-9978625_1_1">C 000002264 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002264Member_lbl" xml:lang="en-US" id="id_692743_-9978625_2_1">B</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002264Member" xlink:to="ck0000798244_C000002264Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002265Member" xlink:label="ck0000798244_C000002265Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002265Member_lbl" xml:lang="en-US" id="id_692743_-9978624_3_1">C</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002265Member_lbl" xml:lang="en-US" id="id_692743_-9978624_1_1">C 000002265 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002265Member_lbl" xml:lang="en-US" id="id_692743_-9978624_2_1">C</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002265Member" xlink:to="ck0000798244_C000002265Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002266Member" xlink:label="ck0000798244_C000002266Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002266Member_lbl" xml:lang="en-US" id="id_692743_-9978623_3_1">I</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002266Member_lbl" xml:lang="en-US" id="id_692743_-9978623_1_1">C 000002266 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002266Member_lbl" xml:lang="en-US" id="id_692743_-9978623_2_1">I</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002266Member" xlink:to="ck0000798244_C000002266Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002268Member" xlink:label="ck0000798244_C000002268Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002268Member_lbl" xml:lang="en-US" id="id_692743_-9978622_3_1">R1</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002268Member_lbl" xml:lang="en-US" id="id_692743_-9978622_1_1">C 000002268 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002268Member_lbl" xml:lang="en-US" id="id_692743_-9978622_2_1">R1</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002268Member" xlink:to="ck0000798244_C000002268Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002270Member" xlink:label="ck0000798244_C000002270Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002270Member_lbl" xml:lang="en-US" id="id_692743_-9978621_3_1">R2</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002270Member_lbl" xml:lang="en-US" id="id_692743_-9978621_1_1">C 000002270 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002270Member_lbl" xml:lang="en-US" id="id_692743_-9978621_2_1">R2</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002270Member" xlink:to="ck0000798244_C000002270Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000002271Member" xlink:label="ck0000798244_C000002271Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000002271Member_lbl" xml:lang="en-US" id="id_692743_-9978620_3_1">R3</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000002271Member_lbl" xml:lang="en-US" id="id_692743_-9978620_1_1">C 000002271 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000002271Member_lbl" xml:lang="en-US" id="id_692743_-9978620_2_1">R3</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000002271Member" xlink:to="ck0000798244_C000002271Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000033014Member" xlink:label="ck0000798244_C000033014Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000033014Member_lbl" xml:lang="en-US" id="id_692743_-9978619_3_1">R5</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000033014Member_lbl" xml:lang="en-US" id="id_692743_-9978619_1_1">C 000033014 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000033014Member_lbl" xml:lang="en-US" id="id_692743_-9978619_2_1">R5</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000033014Member" xlink:to="ck0000798244_C000033014Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000034436Member" xlink:label="ck0000798244_C000034436Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000034436Member_lbl" xml:lang="en-US" id="id_692743_-9978618_3_1">R5</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000034436Member_lbl" xml:lang="en-US" id="id_692743_-9978618_1_1">C 000034436 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000034436Member_lbl" xml:lang="en-US" id="id_692743_-9978618_2_1">R5</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000034436Member" xlink:to="ck0000798244_C000034436Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000075013Member" xlink:label="ck0000798244_C000075013Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000075013Member_lbl" xml:lang="en-US" id="id_692743_-9978617_3_1">R5</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000075013Member_lbl" xml:lang="en-US" id="id_692743_-9978617_1_1">C 000075013 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000075013Member_lbl" xml:lang="en-US" id="id_692743_-9978617_2_1">R5</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000075013Member" xlink:to="ck0000798244_C000075013Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000104412Member" xlink:label="ck0000798244_C000104412Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000104412Member_lbl" xml:lang="en-US" id="id_692743_-9978616_3_1">A</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000104412Member_lbl" xml:lang="en-US" id="id_692743_-9978616_1_1">C 000104412 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000104412Member_lbl" xml:lang="en-US" id="id_692743_-9978616_2_1">A</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000104412Member" xlink:to="ck0000798244_C000104412Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000104413Member" xlink:label="ck0000798244_C000104413Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000104413Member_lbl" xml:lang="en-US" id="id_692743_-9978615_3_1">B</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000104413Member_lbl" xml:lang="en-US" id="id_692743_-9978615_1_1">C 000104413 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000104413Member_lbl" xml:lang="en-US" id="id_692743_-9978615_2_1">B</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000104413Member" xlink:to="ck0000798244_C000104413Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000104414Member" xlink:label="ck0000798244_C000104414Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000104414Member_lbl" xml:lang="en-US" id="id_692743_-9978614_3_1">C</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000104414Member_lbl" xml:lang="en-US" id="id_692743_-9978614_1_1">C 000104414 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000104414Member_lbl" xml:lang="en-US" id="id_692743_-9978614_2_1">C</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000104414Member" xlink:to="ck0000798244_C000104414Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000104415Member" xlink:label="ck0000798244_C000104415Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000104415Member_lbl" xml:lang="en-US" id="id_692743_-9978613_3_1">I</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000104415Member_lbl" xml:lang="en-US" id="id_692743_-9978613_1_1">C 000104415 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000104415Member_lbl" xml:lang="en-US" id="id_692743_-9978613_2_1">I</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000104415Member" xlink:to="ck0000798244_C000104415Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000124424Member" xlink:label="ck0000798244_C000124424Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000124424Member_lbl" xml:lang="en-US" id="id_692743_-9978612_3_1">R5</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000124424Member_lbl" xml:lang="en-US" id="id_692743_-9978612_1_1">C 000124424 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000124424Member_lbl" xml:lang="en-US" id="id_692743_-9978612_2_1">R5</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000124424Member" xlink:to="ck0000798244_C000124424Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_C000124425Member" xlink:label="ck0000798244_C000124425Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_C000124425Member_lbl" xml:lang="en-US" id="id_692743_-9978611_3_1">R5</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_C000124425Member_lbl" xml:lang="en-US" id="id_692743_-9978611_1_1">C 000124425 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_C000124425Member_lbl" xml:lang="en-US" id="id_692743_-9978611_2_1">R5</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_C000124425Member" xlink:to="ck0000798244_C000124425Member_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_DistributionAndService12b1FeesOverAssets" xlink:label="rr_DistributionAndService12b1FeesOverAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_DistributionAndService12b1FeesOverAssets_lbl" xml:lang="en-US" id="id_692743_602438_1_1">Distribution And Service 12 b 1 Fees Over Assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_DistributionAndService12b1FeesOverAssets_lbl" xml:lang="en-US" id="id_692743_602438_2_1">Distribution and/or Service (12b-1) Fees</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_DistributionAndService12b1FeesOverAssets" xlink:to="rr_DistributionAndService12b1FeesOverAssets_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_DocumentCreationDate" xlink:label="dei_DocumentCreationDate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentCreationDate_lbl" xml:lang="en-US" id="id_692743_602269_1_1">Document Creation Date</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_DocumentCreationDate_lbl" xml:lang="en-US" id="id_692743_602269_2_1">Document Creation Date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentCreationDate" xlink:to="dei_DocumentCreationDate_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_DocumentDomain" xlink:label="dei_DocumentDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentDomain_lbl" xml:lang="en-US" id="id_692743_602215_1_1">Document [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_DocumentDomain_lbl" xml:lang="en-US" id="id_692743_602215_2_1">Prospectus</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentDomain" xlink:to="dei_DocumentDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_DocumentEffectiveDate" xlink:label="dei_DocumentEffectiveDate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentEffectiveDate_lbl" xml:lang="en-US" id="id_692743_602204_1_1">Document Effective Date</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_DocumentEffectiveDate_lbl" xml:lang="en-US" id="id_692743_602204_2_1">Document Effective Date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentEffectiveDate" xlink:to="dei_DocumentEffectiveDate_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_DocumentInformationDocumentAxis" xlink:label="dei_DocumentInformationDocumentAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentInformationDocumentAxis_lbl" xml:lang="en-US" id="id_692743_602238_1_1">Document Information Document [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_DocumentInformationDocumentAxis_lbl" xml:lang="en-US" id="id_692743_602238_2_1">Document [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentInformationDocumentAxis" xlink:to="dei_DocumentInformationDocumentAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_DocumentPeriodEndDate" xlink:label="dei_DocumentPeriodEndDate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentPeriodEndDate_lbl" xml:lang="en-US" id="id_692743_602167_1_1">Document Period End Date</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_DocumentPeriodEndDate_lbl" xml:lang="en-US" id="id_692743_602167_2_1">Document Period End Date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentPeriodEndDate" xlink:to="dei_DocumentPeriodEndDate_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_DocumentType" xlink:label="dei_DocumentType"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentType_lbl" xml:lang="en-US" id="id_692743_602162_1_1">Document Type</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_DocumentType_lbl" xml:lang="en-US" id="id_692743_602162_2_1">Document Type</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentType" xlink:to="dei_DocumentType_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_EntityCentralIndexKey" xlink:label="dei_EntityCentralIndexKey"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityCentralIndexKey_lbl" xml:lang="en-US" id="id_692743_602175_1_1">Entity Central Index Key</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_EntityCentralIndexKey_lbl" xml:lang="en-US" id="id_692743_602175_2_1">Central Index Key</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityCentralIndexKey" xlink:to="dei_EntityCentralIndexKey_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityDomain_lbl" xml:lang="en-US" id="id_692743_602148_1_1">Entity [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_EntityDomain_lbl" xml:lang="en-US" id="id_692743_602148_2_1">Series</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityDomain" xlink:to="dei_EntityDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_EntityRegistrantName" xlink:label="dei_EntityRegistrantName"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityRegistrantName_lbl" xml:lang="en-US" id="id_692743_602211_1_1">Entity Registrant Name</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_EntityRegistrantName_lbl" xml:lang="en-US" id="id_692743_602211_2_1">Registrant Name</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityRegistrantName" xlink:to="dei_EntityRegistrantName_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ExpenseBreakpointDiscounts" xlink:label="rr_ExpenseBreakpointDiscounts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ExpenseBreakpointDiscounts_lbl" xml:lang="en-US" id="id_692743_602332_1_1">Expense Breakpoint Discounts</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ExpenseBreakpointDiscounts_lbl" xml:lang="en-US" id="id_692743_602332_2_1">Expense Breakpoint Discounts [Text]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ExpenseBreakpointDiscounts" xlink:to="rr_ExpenseBreakpointDiscounts_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ExpenseBreakpointMinimumInvestmentRequiredAmount" xlink:label="rr_ExpenseBreakpointMinimumInvestmentRequiredAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ExpenseBreakpointMinimumInvestmentRequiredAmount_lbl" xml:lang="en-US" id="id_692743_602391_1_1">Expense Breakpoint Minimum Investment Required Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ExpenseBreakpointMinimumInvestmentRequiredAmount_lbl" xml:lang="en-US" id="id_692743_602391_2_1">Expense Breakpoint, Minimum Investment Required [Amount]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ExpenseBreakpointMinimumInvestmentRequiredAmount" xlink:to="rr_ExpenseBreakpointMinimumInvestmentRequiredAmount_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ExpenseExampleAbstract" xlink:label="rr_ExpenseExampleAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ExpenseExampleAbstract_lbl" xml:lang="en-US" id="id_692743_602323_1_1">Expense Example [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ExpenseExampleAbstract_lbl" xml:lang="en-US" id="id_692743_602323_2_1">Expense Example:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ExpenseExampleByYearCaption" xlink:label="rr_ExpenseExampleByYearCaption"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ExpenseExampleByYearCaption_lbl" xml:lang="en-US" id="id_692743_602379_1_1">Expense Example By Year Caption</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ExpenseExampleByYearCaption_lbl" xml:lang="en-US" id="id_692743_602379_2_1">Expense Example by, Year, Caption [Text]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ExpenseExampleByYearCaption" xlink:to="rr_ExpenseExampleByYearCaption_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ExpenseExampleByYearColumnName" xlink:label="rr_ExpenseExampleByYearColumnName"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ExpenseExampleByYearColumnName_lbl" xml:lang="en-US" id="id_692743_602462_1_1">Expense Example By Year Column Name</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ExpenseExampleByYearColumnName_lbl" xml:lang="en-US" id="id_692743_602462_2_1">Expense Example, By Year, Column [Text]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ExpenseExampleByYearColumnName" xlink:to="rr_ExpenseExampleByYearColumnName_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ExpenseExampleHeading" xlink:label="rr_ExpenseExampleHeading"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ExpenseExampleHeading_lbl" xml:lang="en-US" id="id_692743_602345_1_1">Expense Example Heading</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ExpenseExampleHeading_lbl" xml:lang="en-US" id="id_692743_602345_2_1">Expense Example [Heading]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ExpenseExampleHeading" xlink:to="rr_ExpenseExampleHeading_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ExpenseExampleNarrativeTextBlock" xlink:label="rr_ExpenseExampleNarrativeTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ExpenseExampleNarrativeTextBlock_lbl" xml:lang="en-US" id="id_692743_602309_1_1">Expense Example Narrative [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ExpenseExampleNarrativeTextBlock_lbl" xml:lang="en-US" id="id_692743_602309_2_1">Expense Example Narrative [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ExpenseExampleNarrativeTextBlock" xlink:to="rr_ExpenseExampleNarrativeTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ExpenseExampleNoRedemptionAbstract" xlink:label="rr_ExpenseExampleNoRedemptionAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ExpenseExampleNoRedemptionAbstract_lbl" xml:lang="en-US" id="id_692743_602475_1_1">Expense Example No Redemption [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ExpenseExampleNoRedemptionAbstract_lbl" xml:lang="en-US" id="id_692743_602475_2_1">Expense Example, No Redemption:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ExpenseExampleNoRedemptionAbstract" xlink:to="rr_ExpenseExampleNoRedemptionAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ExpenseExampleNoRedemptionByYearColumnName" xlink:label="rr_ExpenseExampleNoRedemptionByYearColumnName"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ExpenseExampleNoRedemptionByYearColumnName_lbl" xml:lang="en-US" id="id_692743_602426_1_1">Expense Example No Redemption By Year Column Name</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ExpenseExampleNoRedemptionByYearColumnName_lbl" xml:lang="en-US" id="id_692743_602426_2_1">Expense Example, No Redemption, By Year, Column [Text]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ExpenseExampleNoRedemptionByYearColumnName" xlink:to="rr_ExpenseExampleNoRedemptionByYearColumnName_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ExpenseExampleNoRedemptionTableTextBlock" xlink:label="rr_ExpenseExampleNoRedemptionTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ExpenseExampleNoRedemptionTableTextBlock_lbl" xml:lang="en-US" id="id_692743_602478_1_1">Expense Example No Redemption Table [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ExpenseExampleNoRedemptionTableTextBlock_lbl" xml:lang="en-US" id="id_692743_602478_2_1">Expense Example, No Redemption [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ExpenseExampleNoRedemptionTableTextBlock" xlink:to="rr_ExpenseExampleNoRedemptionTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ExpenseExampleNoRedemptionYear01" xlink:label="rr_ExpenseExampleNoRedemptionYear01"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ExpenseExampleNoRedemptionYear01_lbl" xml:lang="en-US" id="id_692743_602322_1_1">Expense Example No Redemption Year 01</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ExpenseExampleNoRedemptionYear01_lbl" xml:lang="en-US" id="id_692743_602322_2_1">Expense Example, No Redemption, 1 Year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ExpenseExampleNoRedemptionYear01" xlink:to="rr_ExpenseExampleNoRedemptionYear01_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ExpenseExampleNoRedemptionYear03" xlink:label="rr_ExpenseExampleNoRedemptionYear03"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ExpenseExampleNoRedemptionYear03_lbl" xml:lang="en-US" id="id_692743_602396_1_1">Expense Example No Redemption Year 03</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ExpenseExampleNoRedemptionYear03_lbl" xml:lang="en-US" id="id_692743_602396_2_1">Expense Example, No Redemption, 3 Years</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ExpenseExampleNoRedemptionYear03" xlink:to="rr_ExpenseExampleNoRedemptionYear03_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ExpenseExampleNoRedemptionYear05" xlink:label="rr_ExpenseExampleNoRedemptionYear05"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ExpenseExampleNoRedemptionYear05_lbl" xml:lang="en-US" id="id_692743_602401_1_1">Expense Example No Redemption Year 05</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ExpenseExampleNoRedemptionYear05_lbl" xml:lang="en-US" id="id_692743_602401_2_1">Expense Example, No Redemption, 5 Years</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ExpenseExampleNoRedemptionYear05" xlink:to="rr_ExpenseExampleNoRedemptionYear05_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ExpenseExampleNoRedemptionYear10" xlink:label="rr_ExpenseExampleNoRedemptionYear10"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ExpenseExampleNoRedemptionYear10_lbl" xml:lang="en-US" id="id_692743_602382_1_1">Expense Example No Redemption Year 10</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ExpenseExampleNoRedemptionYear10_lbl" xml:lang="en-US" id="id_692743_602382_2_1">Expense Example, No Redemption, 10 Years</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ExpenseExampleNoRedemptionYear10" xlink:to="rr_ExpenseExampleNoRedemptionYear10_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ExpenseExampleWithRedemptionTableTextBlock" xlink:label="rr_ExpenseExampleWithRedemptionTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ExpenseExampleWithRedemptionTableTextBlock_lbl" xml:lang="en-US" id="id_692743_602299_1_1">Expense Example With Redemption Table [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ExpenseExampleWithRedemptionTableTextBlock_lbl" xml:lang="en-US" id="id_692743_602299_2_1">Expense Example, With Redemption [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ExpenseExampleWithRedemptionTableTextBlock" xlink:to="rr_ExpenseExampleWithRedemptionTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ExpenseExampleYear01" xlink:label="rr_ExpenseExampleYear01"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ExpenseExampleYear01_lbl" xml:lang="en-US" id="id_692743_602317_1_1">Expense Example Year 01</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ExpenseExampleYear01_lbl" xml:lang="en-US" id="id_692743_602317_2_1">Expense Example, with Redemption, 1 Year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ExpenseExampleYear01" xlink:to="rr_ExpenseExampleYear01_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ExpenseExampleYear03" xlink:label="rr_ExpenseExampleYear03"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ExpenseExampleYear03_lbl" xml:lang="en-US" id="id_692743_602326_1_1">Expense Example Year 03</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ExpenseExampleYear03_lbl" xml:lang="en-US" id="id_692743_602326_2_1">Expense Example, with Redemption, 3 Years</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ExpenseExampleYear03" xlink:to="rr_ExpenseExampleYear03_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ExpenseExampleYear05" xlink:label="rr_ExpenseExampleYear05"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ExpenseExampleYear05_lbl" xml:lang="en-US" id="id_692743_602350_1_1">Expense Example Year 05</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ExpenseExampleYear05_lbl" xml:lang="en-US" id="id_692743_602350_2_1">Expense Example, with Redemption, 5 Years</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ExpenseExampleYear05" xlink:to="rr_ExpenseExampleYear05_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ExpenseExampleYear10" xlink:label="rr_ExpenseExampleYear10"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ExpenseExampleYear10_lbl" xml:lang="en-US" id="id_692743_602344_1_1">Expense Example Year 10</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ExpenseExampleYear10_lbl" xml:lang="en-US" id="id_692743_602344_2_1">Expense Example, with Redemption, 10 Years</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ExpenseExampleYear10" xlink:to="rr_ExpenseExampleYear10_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ExpenseHeading" xlink:label="rr_ExpenseHeading"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ExpenseHeading_lbl" xml:lang="en-US" id="id_692743_602434_1_1">Expense Heading</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ExpenseHeading_lbl" xml:lang="en-US" id="id_692743_602434_2_1">Expense [Heading]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ExpenseHeading" xlink:to="rr_ExpenseHeading_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ExpenseNarrativeTextBlock" xlink:label="rr_ExpenseNarrativeTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ExpenseNarrativeTextBlock_lbl" xml:lang="en-US" id="id_692743_602458_1_1">Expense Narrative [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ExpenseNarrativeTextBlock_lbl" xml:lang="en-US" id="id_692743_602458_2_1">Expense Narrative [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ExpenseNarrativeTextBlock" xlink:to="rr_ExpenseNarrativeTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ExpensesOverAssets" xlink:label="rr_ExpensesOverAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ExpensesOverAssets_lbl" xml:lang="en-US" id="id_692743_602451_1_1">Expenses Over Assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ExpensesOverAssets_lbl" xml:lang="en-US" id="id_692743_602451_2_1">Total Annual Fund Operating Expenses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ExpensesOverAssets" xlink:to="rr_ExpensesOverAssets_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_FeeWaiverOrReimbursementOverAssets" xlink:label="rr_FeeWaiverOrReimbursementOverAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_FeeWaiverOrReimbursementOverAssets_lbl" xml:lang="en-US" id="id_692743_602342_1_1">Fee Waiver Or Reimbursement Over Assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_FeeWaiverOrReimbursementOverAssets_lbl" xml:lang="en-US" id="id_692743_602342_2_1">Fee Reductions and/or Expense Reimbursements</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_FeeWaiverOrReimbursementOverAssets" xlink:to="rr_FeeWaiverOrReimbursementOverAssets_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination" xlink:label="rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination_lbl" xml:lang="en-US" id="id_692743_602376_1_1">Fee Waiver Or Reimbursement Over Assets Date Of Termination</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination_lbl" xml:lang="en-US" id="id_692743_602376_2_1">Fee Waiver or Reimbursement over Assets, Date of Termination</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination" xlink:to="rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_HighestQuarterlyReturnLabel" xlink:label="rr_HighestQuarterlyReturnLabel"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_HighestQuarterlyReturnLabel_lbl" xml:lang="en-US" id="id_692743_602294_1_1">Highest Quarterly Return Label</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_HighestQuarterlyReturnLabel_lbl" xml:lang="en-US" id="id_692743_602294_2_1">Highest Quarterly Return, Label</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_HighestQuarterlyReturnLabel" xlink:to="rr_HighestQuarterlyReturnLabel_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_IndexNoDeductionForFeesExpensesTaxes" xlink:label="rr_IndexNoDeductionForFeesExpensesTaxes"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_IndexNoDeductionForFeesExpensesTaxes_lbl" xml:lang="en-US" id="id_692743_602319_1_1">Index No Deduction For Fees Expenses Taxes</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_IndexNoDeductionForFeesExpensesTaxes_lbl" xml:lang="en-US" id="id_692743_602319_2_1">Index No Deduction for Fees, Expenses, Taxes [Text]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_IndexNoDeductionForFeesExpensesTaxes" xlink:to="rr_IndexNoDeductionForFeesExpensesTaxes_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_LegalEntityAxis_lbl" xml:lang="en-US" id="id_692743_602228_1_1">Legal Entity [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_LegalEntityAxis_lbl" xml:lang="en-US" id="id_692743_602228_2_1">Series [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_LegalEntityAxis" xlink:to="dei_LegalEntityAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_LowestQuarterlyReturnLabel" xlink:label="rr_LowestQuarterlyReturnLabel"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_LowestQuarterlyReturnLabel_lbl" xml:lang="en-US" id="id_692743_602292_1_1">Lowest Quarterly Return Label</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_LowestQuarterlyReturnLabel_lbl" xml:lang="en-US" id="id_692743_602292_2_1">Lowest Quarterly Return, Label</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_LowestQuarterlyReturnLabel" xlink:to="rr_LowestQuarterlyReturnLabel_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ManagementFeesOverAssets" xlink:label="rr_ManagementFeesOverAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ManagementFeesOverAssets_lbl" xml:lang="en-US" id="id_692743_602374_1_1">Management Fees Over Assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ManagementFeesOverAssets_lbl" xml:lang="en-US" id="id_692743_602374_2_1">Management Fee</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ManagementFeesOverAssets" xlink:to="rr_ManagementFeesOverAssets_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_MaximumDeferredSalesChargeOverOfferingPrice" xlink:label="rr_MaximumDeferredSalesChargeOverOfferingPrice"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_MaximumDeferredSalesChargeOverOfferingPrice_lbl" xml:lang="en-US" id="id_692743_602499_1_1">Maximum Deferred Sales Charge Over Offering Price</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_MaximumDeferredSalesChargeOverOfferingPrice_lbl" xml:lang="en-US" id="id_692743_602499_2_1">Maximum Deferred Sales Charge (Load) (as a percentage of original purchase price or redemption proceeds, whichever is less)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_MaximumDeferredSalesChargeOverOfferingPrice" xlink:to="rr_MaximumDeferredSalesChargeOverOfferingPrice_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice" xlink:label="rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice_lbl" xml:lang="en-US" id="id_692743_602295_1_1">Maximum Sales Charge Imposed On Purchases Over Offering Price</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice_lbl" xml:lang="en-US" id="id_692743_602295_2_1">Maximum Sales Charge (Load) Imposed on Purchases (as a percentage of offering price)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice" xlink:to="rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_NetExpensesOverAssets" xlink:label="rr_NetExpensesOverAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_NetExpensesOverAssets_lbl" xml:lang="en-US" id="id_692743_602448_1_1">Net Expenses Over Assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_NetExpensesOverAssets_lbl" xml:lang="en-US" id="id_692743_602448_2_1">Total Annual Fund Operating Expenses After Fee Reductions and/or Expense Reimbursements</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_NetExpensesOverAssets" xlink:to="rr_NetExpensesOverAssets_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ObjectiveHeading" xlink:label="rr_ObjectiveHeading"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ObjectiveHeading_lbl" xml:lang="en-US" id="id_692743_602358_1_1">Objective Heading</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ObjectiveHeading_lbl" xml:lang="en-US" id="id_692743_602358_2_1">Objective [Heading]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ObjectiveHeading" xlink:to="rr_ObjectiveHeading_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ObjectivePrimaryTextBlock" xlink:label="rr_ObjectivePrimaryTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ObjectivePrimaryTextBlock_lbl" xml:lang="en-US" id="id_692743_602304_1_1">Objective Primary [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ObjectivePrimaryTextBlock_lbl" xml:lang="en-US" id="id_692743_602304_2_1">Objective, Primary [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ObjectivePrimaryTextBlock" xlink:to="rr_ObjectivePrimaryTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_OperatingExpensesAbstract" xlink:label="rr_OperatingExpensesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_OperatingExpensesAbstract_lbl" xml:lang="en-US" id="id_692743_602491_1_1">Operating Expenses [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_OperatingExpensesAbstract_lbl" xml:lang="en-US" id="id_692743_602491_2_1">Operating Expenses:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_OperatingExpensesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_OperatingExpensesCaption" xlink:label="rr_OperatingExpensesCaption"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_OperatingExpensesCaption_lbl" xml:lang="en-US" id="id_692743_602414_1_1">Operating Expenses Caption</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_OperatingExpensesCaption_lbl" xml:lang="en-US" id="id_692743_602414_2_1">Operating Expenses Caption [Text]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_OperatingExpensesCaption" xlink:to="rr_OperatingExpensesCaption_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_OperatingExpensesColumnName" xlink:label="rr_OperatingExpensesColumnName"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_OperatingExpensesColumnName_lbl" xml:lang="en-US" id="id_692743_602346_1_1">Operating Expenses Column Name</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_OperatingExpensesColumnName_lbl" xml:lang="en-US" id="id_692743_602346_2_1">Operating Expenses Column [Text]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_OperatingExpensesColumnName" xlink:to="rr_OperatingExpensesColumnName_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_OtherExpensesNewFundBasedOnEstimates" xlink:label="rr_OtherExpensesNewFundBasedOnEstimates"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_OtherExpensesNewFundBasedOnEstimates_lbl" xml:lang="en-US" id="id_692743_602351_1_1">Other Expenses New Fund Based On Estimates</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_OtherExpensesNewFundBasedOnEstimates_lbl" xml:lang="en-US" id="id_692743_602351_2_1">Other Expenses, New Fund, Based on Estimates [Text]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_OtherExpensesNewFundBasedOnEstimates" xlink:to="rr_OtherExpensesNewFundBasedOnEstimates_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_OtherExpensesOverAssets" xlink:label="rr_OtherExpensesOverAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_OtherExpensesOverAssets_lbl" xml:lang="en-US" id="id_692743_602369_1_1">Other Expenses Over Assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_OtherExpensesOverAssets_lbl" xml:lang="en-US" id="id_692743_602369_2_1">Other Expenses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_OtherExpensesOverAssets" xlink:to="rr_OtherExpensesOverAssets_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_PerformanceAvailabilityPhone" xlink:label="rr_PerformanceAvailabilityPhone"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_PerformanceAvailabilityPhone_lbl" xml:lang="en-US" id="id_692743_602409_1_1">Performance Availability Phone</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_PerformanceAvailabilityPhone_lbl" xml:lang="en-US" id="id_692743_602409_2_1">Performance Availability Phone [Text]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_PerformanceAvailabilityPhone" xlink:to="rr_PerformanceAvailabilityPhone_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_PerformanceAvailabilityWebSiteAddress" xlink:label="rr_PerformanceAvailabilityWebSiteAddress"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_PerformanceAvailabilityWebSiteAddress_lbl" xml:lang="en-US" id="id_692743_602445_1_1">Performance Availability Web Site Address</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_PerformanceAvailabilityWebSiteAddress_lbl" xml:lang="en-US" id="id_692743_602445_2_1">Performance Availability Website Address [Text]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_PerformanceAvailabilityWebSiteAddress" xlink:to="rr_PerformanceAvailabilityWebSiteAddress_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_PerformanceInformationIllustratesVariabilityOfReturns" xlink:label="rr_PerformanceInformationIllustratesVariabilityOfReturns"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_PerformanceInformationIllustratesVariabilityOfReturns_lbl" xml:lang="en-US" id="id_692743_602400_1_1">Performance Information Illustrates Variability Of Returns</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_PerformanceInformationIllustratesVariabilityOfReturns_lbl" xml:lang="en-US" id="id_692743_602400_2_1">Performance Information Illustrates Variability of Returns [Text]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_PerformanceInformationIllustratesVariabilityOfReturns" xlink:to="rr_PerformanceInformationIllustratesVariabilityOfReturns_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_PerformanceMeasureAxis" xlink:label="rr_PerformanceMeasureAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_PerformanceMeasureAxis_lbl" xml:lang="en-US" id="id_692743_602440_1_1">Performance Measure [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_PerformanceMeasureAxis_lbl" xml:lang="en-US" id="id_692743_602440_2_1">Performance Measure [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_PerformanceMeasureAxis" xlink:to="rr_PerformanceMeasureAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_PerformanceMeasureDomain" xlink:label="rr_PerformanceMeasureDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_PerformanceMeasureDomain_lbl" xml:lang="en-US" id="id_692743_602429_1_1">Performance Measure [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_PerformanceMeasureDomain_lbl" xml:lang="en-US" id="id_692743_602429_2_1">Before Taxes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_PerformanceMeasureDomain" xlink:to="rr_PerformanceMeasureDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_PerformanceNarrativeTextBlock" xlink:label="rr_PerformanceNarrativeTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_PerformanceNarrativeTextBlock_lbl" xml:lang="en-US" id="id_692743_602456_1_1">Performance Narrative [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_PerformanceNarrativeTextBlock_lbl" xml:lang="en-US" id="id_692743_602456_2_1">Performance Narrative [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_PerformanceNarrativeTextBlock" xlink:to="rr_PerformanceNarrativeTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_PerformanceOneYearOrLess" xlink:label="rr_PerformanceOneYearOrLess"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_PerformanceOneYearOrLess_lbl" xml:lang="en-US" id="id_692743_602352_1_1">Performance One Year Or Less</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_PerformanceOneYearOrLess_lbl" xml:lang="en-US" id="id_692743_602352_2_1">Performance One Year or Less [Text]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_PerformanceOneYearOrLess" xlink:to="rr_PerformanceOneYearOrLess_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_PerformancePastDoesNotIndicateFuture" xlink:label="rr_PerformancePastDoesNotIndicateFuture"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_PerformancePastDoesNotIndicateFuture_lbl" xml:lang="en-US" id="id_692743_602362_1_1">Performance Past Does Not Indicate Future</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_PerformancePastDoesNotIndicateFuture_lbl" xml:lang="en-US" id="id_692743_602362_2_1">Performance Past Does Not Indicate Future [Text]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_PerformancePastDoesNotIndicateFuture" xlink:to="rr_PerformancePastDoesNotIndicateFuture_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_PerformanceTableClosingTextBlock" xlink:label="rr_PerformanceTableClosingTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_PerformanceTableClosingTextBlock_lbl" xml:lang="en-US" id="id_692743_602398_1_1">Performance Table Closing [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_PerformanceTableClosingTextBlock_lbl" xml:lang="en-US" id="id_692743_602398_2_1">Performance Table Closing [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_PerformanceTableClosingTextBlock" xlink:to="rr_PerformanceTableClosingTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_PerformanceTableHeading" xlink:label="rr_PerformanceTableHeading"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_PerformanceTableHeading_lbl" xml:lang="en-US" id="id_692743_602311_1_1">Performance Table Heading</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_PerformanceTableHeading_lbl" xml:lang="en-US" id="id_692743_602311_2_1">Performance Table Heading</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_PerformanceTableHeading" xlink:to="rr_PerformanceTableHeading_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_PerformanceTableNotRelevantToTaxDeferred" xlink:label="rr_PerformanceTableNotRelevantToTaxDeferred"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_PerformanceTableNotRelevantToTaxDeferred_lbl" xml:lang="en-US" id="id_692743_602383_1_1">Performance Table Not Relevant To Tax Deferred</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_PerformanceTableNotRelevantToTaxDeferred_lbl" xml:lang="en-US" id="id_692743_602383_2_1">Performance Table Not Relevant to Tax Deferred</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_PerformanceTableNotRelevantToTaxDeferred" xlink:to="rr_PerformanceTableNotRelevantToTaxDeferred_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_PerformanceTableOneClassOfAfterTaxShown" xlink:label="rr_PerformanceTableOneClassOfAfterTaxShown"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_PerformanceTableOneClassOfAfterTaxShown_lbl" xml:lang="en-US" id="id_692743_602435_1_1">Performance Table One Class Of After Tax Shown</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_PerformanceTableOneClassOfAfterTaxShown_lbl" xml:lang="en-US" id="id_692743_602435_2_1">Performance Table One Class of after Tax Shown [Text]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_PerformanceTableOneClassOfAfterTaxShown" xlink:to="rr_PerformanceTableOneClassOfAfterTaxShown_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_PerformanceTableTextBlock" xlink:label="rr_PerformanceTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_PerformanceTableTextBlock_lbl" xml:lang="en-US" id="id_692743_602464_1_1">Performance Table [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_PerformanceTableTextBlock_lbl" xml:lang="en-US" id="id_692743_602464_2_1">Performance [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_PerformanceTableTextBlock" xlink:to="rr_PerformanceTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_PerformanceTableUsesHighestFederalRate" xlink:label="rr_PerformanceTableUsesHighestFederalRate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_PerformanceTableUsesHighestFederalRate_lbl" xml:lang="en-US" id="id_692743_602349_1_1">Performance Table Uses Highest Federal Rate</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_PerformanceTableUsesHighestFederalRate_lbl" xml:lang="en-US" id="id_692743_602349_2_1">Performance Table Uses Highest Federal Rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_PerformanceTableUsesHighestFederalRate" xlink:to="rr_PerformanceTableUsesHighestFederalRate_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_PortfolioTurnoverHeading" xlink:label="rr_PortfolioTurnoverHeading"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_PortfolioTurnoverHeading_lbl" xml:lang="en-US" id="id_692743_602428_1_1">Portfolio Turnover Heading</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_PortfolioTurnoverHeading_lbl" xml:lang="en-US" id="id_692743_602428_2_1">Portfolio Turnover [Heading]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_PortfolioTurnoverHeading" xlink:to="rr_PortfolioTurnoverHeading_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_PortfolioTurnoverRate" xlink:label="rr_PortfolioTurnoverRate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_PortfolioTurnoverRate_lbl" xml:lang="en-US" id="id_692743_602381_1_1">Portfolio Turnover Rate</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_PortfolioTurnoverRate_lbl" xml:lang="en-US" id="id_692743_602381_2_1">Portfolio Turnover, Rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_PortfolioTurnoverRate" xlink:to="rr_PortfolioTurnoverRate_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_PortfolioTurnoverTextBlock" xlink:label="rr_PortfolioTurnoverTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_PortfolioTurnoverTextBlock_lbl" xml:lang="en-US" id="id_692743_602288_1_1">Portfolio Turnover [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_PortfolioTurnoverTextBlock_lbl" xml:lang="en-US" id="id_692743_602288_2_1">Portfolio Turnover [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_PortfolioTurnoverTextBlock" xlink:to="rr_PortfolioTurnoverTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ProspectusDate" xlink:label="rr_ProspectusDate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ProspectusDate_lbl" xml:lang="en-US" id="id_692743_602335_1_1">Prospectus Date</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ProspectusDate_lbl" xml:lang="en-US" id="id_692743_602335_2_1">ProspectusDate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ProspectusDate" xlink:to="rr_ProspectusDate_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ProspectusShareClassAxis" xlink:label="rr_ProspectusShareClassAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ProspectusShareClassAxis_lbl" xml:lang="en-US" id="id_692743_602488_1_1">Prospectus Share Class [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ProspectusShareClassAxis_lbl" xml:lang="en-US" id="id_692743_602488_2_1">Share Class [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ProspectusShareClassAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ProspectusTable" xlink:label="rr_ProspectusTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ProspectusTable_lbl" xml:lang="en-US" id="id_692743_602493_1_1">Prospectus [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ProspectusTable_lbl" xml:lang="en-US" id="id_692743_602493_2_1">Prospectus:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusTable_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_RiskHeading" xlink:label="rr_RiskHeading"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_RiskHeading_lbl" xml:lang="en-US" id="id_692743_602371_1_1">Risk Heading</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_RiskHeading_lbl" xml:lang="en-US" id="id_692743_602371_2_1">Risk [Heading]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_RiskHeading" xlink:to="rr_RiskHeading_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_RiskLoseMoney" xlink:label="rr_RiskLoseMoney"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_RiskLoseMoney_lbl" xml:lang="en-US" id="id_692743_602364_1_1">Risk Lose Money</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_RiskLoseMoney_lbl" xml:lang="en-US" id="id_692743_602364_2_1">Risk Lose Money [Text]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_RiskLoseMoney" xlink:to="rr_RiskLoseMoney_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_RiskNarrativeTextBlock" xlink:label="rr_RiskNarrativeTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_RiskNarrativeTextBlock_lbl" xml:lang="en-US" id="id_692743_602432_1_1">Risk Narrative [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_RiskNarrativeTextBlock_lbl" xml:lang="en-US" id="id_692743_602432_2_1">Risk Narrative [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_RiskNarrativeTextBlock" xlink:to="rr_RiskNarrativeTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_RiskNondiversifiedStatus" xlink:label="rr_RiskNondiversifiedStatus"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_RiskNondiversifiedStatus_lbl" xml:lang="en-US" id="id_692743_602286_1_1">Risk Nondiversified Status</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_RiskNondiversifiedStatus_lbl" xml:lang="en-US" id="id_692743_602286_2_1">Risk Nondiversified Status [Text]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_RiskNondiversifiedStatus" xlink:to="rr_RiskNondiversifiedStatus_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_RiskNotInsuredDepositoryInstitution" xlink:label="rr_RiskNotInsuredDepositoryInstitution"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_RiskNotInsuredDepositoryInstitution_lbl" xml:lang="en-US" id="id_692743_602469_1_1">Risk Not Insured Depository Institution</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_RiskNotInsuredDepositoryInstitution_lbl" xml:lang="en-US" id="id_692743_602469_2_1">Risk Not Insured Depository Institution [Text]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_RiskNotInsuredDepositoryInstitution" xlink:to="rr_RiskNotInsuredDepositoryInstitution_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_RiskReturnAbstract" xlink:label="rr_RiskReturnAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_RiskReturnAbstract_lbl" xml:lang="en-US" id="id_692743_602296_1_1">Risk Return [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_RiskReturnAbstract_lbl" xml:lang="en-US" id="id_692743_602296_2_1">Risk/Return:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskReturnAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_RiskReturnHeading" xlink:label="rr_RiskReturnHeading"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_RiskReturnHeading_lbl" xml:lang="en-US" id="id_692743_602325_1_1">Risk Return Heading</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_RiskReturnHeading_lbl" xml:lang="en-US" id="id_692743_602325_2_1">Risk/Return [Heading]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_RiskReturnHeading" xlink:to="rr_RiskReturnHeading_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_RRINDEX00001Member" xlink:label="ck0000798244_RRINDEX00001Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_RRINDEX00001Member_lbl" xml:lang="en-US" id="id_692743_-9984166_3_1">Russell 3000 Index</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_RRINDEX00001Member_lbl" xml:lang="en-US" id="id_692743_-9984166_1_1">R R I N D E X 00001 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_RRINDEX00001Member_lbl" xml:lang="en-US" id="id_692743_-9984166_2_1">Russell 3000 Index</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_RRINDEX00001Member" xlink:to="ck0000798244_RRINDEX00001Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_RRINDEX00002Member" xlink:label="ck0000798244_RRINDEX00002Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_RRINDEX00002Member_lbl" xml:lang="en-US" id="id_692743_-9984160_3_1">Russell 2000 Growth Index</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_RRINDEX00002Member_lbl" xml:lang="en-US" id="id_692743_-9984160_1_1">R R I N D E X 00002 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_RRINDEX00002Member_lbl" xml:lang="en-US" id="id_692743_-9984160_2_1">Russell 2000 Growth Index</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_RRINDEX00002Member" xlink:to="ck0000798244_RRINDEX00002Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_RRINDEX00003Member" xlink:label="ck0000798244_RRINDEX00003Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_RRINDEX00003Member_lbl" xml:lang="en-US" id="id_692743_-9984149_3_1">MSCI EAFE (Europe, Australasia, Far East) Index (gross div)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_RRINDEX00003Member_lbl" xml:lang="en-US" id="id_692743_-9984149_1_1">R R I N D E X 00003 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_RRINDEX00003Member_lbl" xml:lang="en-US" id="id_692743_-9984149_2_1">MSCI EAFE (Europe, Australasia, Far East) Index (gross div)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_RRINDEX00003Member" xlink:to="ck0000798244_RRINDEX00003Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_RRINDEX00004Member" xlink:label="ck0000798244_RRINDEX00004Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_RRINDEX00004Member_lbl" xml:lang="en-US" id="id_692743_-9984087_3_1">MSCI All Country World (ex-US) Index (gross div)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_RRINDEX00004Member_lbl" xml:lang="en-US" id="id_692743_-9984087_1_1">R R I N D E X 00004 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_RRINDEX00004Member_lbl" xml:lang="en-US" id="id_692743_-9984087_2_1">MSCI All Country World (ex-US) Index (gross div)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_RRINDEX00004Member" xlink:to="ck0000798244_RRINDEX00004Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_RRINDEX00005Member" xlink:label="ck0000798244_RRINDEX00005Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_RRINDEX00005Member_lbl" xml:lang="en-US" id="id_692743_-9984086_3_1">Standard &amp; Poor's 500 Stock Index</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_RRINDEX00005Member_lbl" xml:lang="en-US" id="id_692743_-9984086_1_1">R R I N D E X 00005 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_RRINDEX00005Member_lbl" xml:lang="en-US" id="id_692743_-9984086_2_1">Standard &amp; Poor's 500 Stock Index</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_RRINDEX00005Member" xlink:to="ck0000798244_RRINDEX00005Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_RRINDEX00006Member" xlink:label="ck0000798244_RRINDEX00006Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_RRINDEX00006Member_lbl" xml:lang="en-US" id="id_692743_-9984085_3_1">Standard &amp; Poor's North American Technology Sector Index</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_RRINDEX00006Member_lbl" xml:lang="en-US" id="id_692743_-9984085_1_1">R R I N D E X 00006 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_RRINDEX00006Member_lbl" xml:lang="en-US" id="id_692743_-9984085_2_1">Standard &amp; Poor's North American Technology Sector Index</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_RRINDEX00006Member" xlink:to="ck0000798244_RRINDEX00006Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_RRINDEX00007Member" xlink:label="ck0000798244_RRINDEX00007Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_RRINDEX00007Member_lbl" xml:lang="en-US" id="id_692743_-9984084_3_1">Russell 1000 Value Index</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_RRINDEX00007Member_lbl" xml:lang="en-US" id="id_692743_-9984084_1_1">R R I N D E X 00007 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_RRINDEX00007Member_lbl" xml:lang="en-US" id="id_692743_-9984084_2_1">Russell 1000 Value Index</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_RRINDEX00007Member" xlink:to="ck0000798244_RRINDEX00007Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_S000000762Member" xlink:label="ck0000798244_S000000762Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_S000000762Member_lbl" xml:lang="en-US" id="id_692743_-9978609_3_1">MFS Cash Reserve Fund</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_S000000762Member_lbl" xml:lang="en-US" id="id_692743_-9978609_1_1">S 000000762 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_S000000762Member_lbl" xml:lang="en-US" id="id_692743_-9978609_2_1">MFS Cash Reserve Fund</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_S000000762Member" xlink:to="ck0000798244_S000000762Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_S000000763Member" xlink:label="ck0000798244_S000000763Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_S000000763Member_lbl" xml:lang="en-US" id="id_692743_-9978608_3_1">MFS Core Equity Fund</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_S000000763Member_lbl" xml:lang="en-US" id="id_692743_-9978608_1_1">S 000000763 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_S000000763Member_lbl" xml:lang="en-US" id="id_692743_-9978608_2_1">MFS Core Equity Fund</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_S000000763Member" xlink:to="ck0000798244_S000000763Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_S000000765Member" xlink:label="ck0000798244_S000000765Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_S000000765Member_lbl" xml:lang="en-US" id="id_692743_-9978607_3_1">MFS New Discovery Fund</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_S000000765Member_lbl" xml:lang="en-US" id="id_692743_-9978607_1_1">S 000000765 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_S000000765Member_lbl" xml:lang="en-US" id="id_692743_-9978607_2_1">MFS New Discovery Fund</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_S000000765Member" xlink:to="ck0000798244_S000000765Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_S000000766Member" xlink:label="ck0000798244_S000000766Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_S000000766Member_lbl" xml:lang="en-US" id="id_692743_-9978606_3_1">MFS Research International Fund</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_S000000766Member_lbl" xml:lang="en-US" id="id_692743_-9978606_1_1">S 000000766 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_S000000766Member_lbl" xml:lang="en-US" id="id_692743_-9978606_2_1">MFS Research International Fund</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_S000000766Member" xlink:to="ck0000798244_S000000766Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_S000000768Member" xlink:label="ck0000798244_S000000768Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_S000000768Member_lbl" xml:lang="en-US" id="id_692743_-9978605_3_1">MFS Technology Fund</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_S000000768Member_lbl" xml:lang="en-US" id="id_692743_-9978605_1_1">S 000000768 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_S000000768Member_lbl" xml:lang="en-US" id="id_692743_-9978605_2_1">MFS Technology Fund</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_S000000768Member" xlink:to="ck0000798244_S000000768Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_S000000769Member" xlink:label="ck0000798244_S000000769Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_S000000769Member_lbl" xml:lang="en-US" id="id_692743_-9978604_3_1">MFS Value Fund</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_S000000769Member_lbl" xml:lang="en-US" id="id_692743_-9978604_1_1">S 000000769 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_S000000769Member_lbl" xml:lang="en-US" id="id_692743_-9978604_2_1">MFS Value Fund</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_S000000769Member" xlink:to="ck0000798244_S000000769Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_S000033794Member" xlink:label="ck0000798244_S000033794Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_S000033794Member_lbl" xml:lang="en-US" id="id_692743_-9978603_3_1">MFS Global Leaders Fund</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_S000033794Member_lbl" xml:lang="en-US" id="id_692743_-9978603_1_1">S 000033794 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_S000033794Member_lbl" xml:lang="en-US" id="id_692743_-9978603_2_1">MFS Global Leaders Fund</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_S000033794Member" xlink:to="ck0000798244_S000033794Member_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ShareClassDomain" xlink:label="rr_ShareClassDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ShareClassDomain_lbl" xml:lang="en-US" id="id_692743_602399_1_1">Share Class [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ShareClassDomain_lbl" xml:lang="en-US" id="id_692743_602399_2_1">Share Classes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ShareClassDomain" xlink:to="rr_ShareClassDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ShareholderFeesAbstract" xlink:label="rr_ShareholderFeesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ShareholderFeesAbstract_lbl" xml:lang="en-US" id="id_692743_602423_1_1">Shareholder Fees [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ShareholderFeesAbstract_lbl" xml:lang="en-US" id="id_692743_602423_2_1">Shareholder Fees:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ShareholderFeesAbstract" xlink:to="rr_ShareholderFeesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ShareholderFeesCaption" xlink:label="rr_ShareholderFeesCaption"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ShareholderFeesCaption_lbl" xml:lang="en-US" id="id_692743_602375_1_1">Shareholder Fees Caption</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ShareholderFeesCaption_lbl" xml:lang="en-US" id="id_692743_602375_2_1">Shareholder Fees Caption [Text]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ShareholderFeesCaption" xlink:to="rr_ShareholderFeesCaption_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ShareholderFeesColumnName" xlink:label="rr_ShareholderFeesColumnName"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ShareholderFeesColumnName_lbl" xml:lang="en-US" id="id_692743_602496_1_1">Shareholder Fees Column Name</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ShareholderFeesColumnName_lbl" xml:lang="en-US" id="id_692743_602496_2_1">Shareholder Fees Column [Text]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ShareholderFeesColumnName" xlink:to="rr_ShareholderFeesColumnName_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ShareholderFeesTableTextBlock" xlink:label="rr_ShareholderFeesTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_ShareholderFeesTableTextBlock_lbl" xml:lang="en-US" id="id_692743_602502_1_1">Shareholder Fees Table [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_ShareholderFeesTableTextBlock_lbl" xml:lang="en-US" id="id_692743_602502_2_1">Shareholder Fees [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_ShareholderFeesTableTextBlock" xlink:to="rr_ShareholderFeesTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_StrategyHeading" xlink:label="rr_StrategyHeading"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_StrategyHeading_lbl" xml:lang="en-US" id="id_692743_602441_1_1">Strategy Heading</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_StrategyHeading_lbl" xml:lang="en-US" id="id_692743_602441_2_1">Strategy [Heading]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_StrategyHeading" xlink:to="rr_StrategyHeading_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_StrategyNarrativeTextBlock" xlink:label="rr_StrategyNarrativeTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_StrategyNarrativeTextBlock_lbl" xml:lang="en-US" id="id_692743_602320_1_1">Strategy Narrative [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_StrategyNarrativeTextBlock_lbl" xml:lang="en-US" id="id_692743_602320_2_1">Strategy Narrative [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_StrategyNarrativeTextBlock" xlink:to="rr_StrategyNarrativeTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_SummaryS000000762Member" xlink:label="ck0000798244_SummaryS000000762Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_SummaryS000000762Member_lbl" xml:lang="en-US" id="id_692743_-9978602_3_1">MFS Cash Reserve Fund (Prospectus Summary)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_SummaryS000000762Member_lbl" xml:lang="en-US" id="id_692743_-9978602_1_1">Summary S 000000762 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_SummaryS000000762Member_lbl" xml:lang="en-US" id="id_692743_-9978602_2_1">MFS Cash Reserve Fund (Prospectus Summary)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ck0000798244_SummaryS000000762Member_lbl" xml:lang="en-US" id="id_692743_-9978602_12_1"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_SummaryS000000762Member" xlink:to="ck0000798244_SummaryS000000762Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_SummaryS000000763Member" xlink:label="ck0000798244_SummaryS000000763Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_SummaryS000000763Member_lbl" xml:lang="en-US" id="id_692743_-9978601_3_1">MFS Core Equity Fund (Prospectus Summary)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_SummaryS000000763Member_lbl" xml:lang="en-US" id="id_692743_-9978601_1_1">Summary S 000000763 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_SummaryS000000763Member_lbl" xml:lang="en-US" id="id_692743_-9978601_2_1">MFS Core Equity Fund (Prospectus Summary)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ck0000798244_SummaryS000000763Member_lbl" xml:lang="en-US" id="id_692743_-9978601_12_1"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_SummaryS000000763Member" xlink:to="ck0000798244_SummaryS000000763Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_SummaryS000000765Member" xlink:label="ck0000798244_SummaryS000000765Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_SummaryS000000765Member_lbl" xml:lang="en-US" id="id_692743_-9978600_3_1">MFS New Discovery Fund (Prospectus Summary)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_SummaryS000000765Member_lbl" xml:lang="en-US" id="id_692743_-9978600_1_1">Summary S 000000765 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_SummaryS000000765Member_lbl" xml:lang="en-US" id="id_692743_-9978600_2_1">MFS New Discovery Fund (Prospectus Summary)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ck0000798244_SummaryS000000765Member_lbl" xml:lang="en-US" id="id_692743_-9978600_12_1"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_SummaryS000000765Member" xlink:to="ck0000798244_SummaryS000000765Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_SummaryS000000766Member" xlink:label="ck0000798244_SummaryS000000766Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_SummaryS000000766Member_lbl" xml:lang="en-US" id="id_692743_-9978599_3_1">MFS Research International Fund (Prospectus Summary)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_SummaryS000000766Member_lbl" xml:lang="en-US" id="id_692743_-9978599_1_1">Summary S 000000766 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_SummaryS000000766Member_lbl" xml:lang="en-US" id="id_692743_-9978599_2_1">MFS Research International Fund (Prospectus Summary)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ck0000798244_SummaryS000000766Member_lbl" xml:lang="en-US" id="id_692743_-9978599_12_1"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_SummaryS000000766Member" xlink:to="ck0000798244_SummaryS000000766Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_SummaryS000000768Member" xlink:label="ck0000798244_SummaryS000000768Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_SummaryS000000768Member_lbl" xml:lang="en-US" id="id_692743_-9978598_3_1">MFS Technology Fund (Prospectus Summary)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_SummaryS000000768Member_lbl" xml:lang="en-US" id="id_692743_-9978598_1_1">Summary S 000000768 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_SummaryS000000768Member_lbl" xml:lang="en-US" id="id_692743_-9978598_2_1">MFS Technology Fund (Prospectus Summary)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ck0000798244_SummaryS000000768Member_lbl" xml:lang="en-US" id="id_692743_-9978598_12_1"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_SummaryS000000768Member" xlink:to="ck0000798244_SummaryS000000768Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_SummaryS000000769Member" xlink:label="ck0000798244_SummaryS000000769Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_SummaryS000000769Member_lbl" xml:lang="en-US" id="id_692743_-9978597_3_1">MFS Value Fund (Prospectus Summary)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_SummaryS000000769Member_lbl" xml:lang="en-US" id="id_692743_-9978597_1_1">Summary S 000000769 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_SummaryS000000769Member_lbl" xml:lang="en-US" id="id_692743_-9978597_2_1">MFS Value Fund (Prospectus Summary)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ck0000798244_SummaryS000000769Member_lbl" xml:lang="en-US" id="id_692743_-9978597_12_1"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_SummaryS000000769Member" xlink:to="ck0000798244_SummaryS000000769Member_lbl"/>
    <loc xlink:type="locator" xlink:href="ck0000798244-20120831.xsd#ck0000798244_SummaryS000033794Member" xlink:label="ck0000798244_SummaryS000033794Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="ck0000798244_SummaryS000033794Member_lbl" xml:lang="en-US" id="id_692743_-9978596_3_1">MFS Global Leaders Fund (Prospectus Summary)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ck0000798244_SummaryS000033794Member_lbl" xml:lang="en-US" id="id_692743_-9978596_1_1">Summary S 000033794 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ck0000798244_SummaryS000033794Member_lbl" xml:lang="en-US" id="id_692743_-9978596_2_1">MFS Global Leaders Fund (Prospectus Summary)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ck0000798244_SummaryS000033794Member_lbl" xml:lang="en-US" id="id_692743_-9978596_12_1"></label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ck0000798244_SummaryS000033794Member" xlink:to="ck0000798244_SummaryS000033794Member_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_TradingSymbol" xlink:label="dei_TradingSymbol"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_TradingSymbol_lbl" xml:lang="en-US" id="id_692743_602201_1_1">Trading Symbol</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_TradingSymbol_lbl" xml:lang="en-US" id="id_692743_602201_2_1">Trading Symbol</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_TradingSymbol" xlink:to="dei_TradingSymbol_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_YearToDateReturnLabel" xlink:label="rr_YearToDateReturnLabel"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="rr_YearToDateReturnLabel_lbl" xml:lang="en-US" id="id_692743_602411_1_1">Year To Date Return Label</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="rr_YearToDateReturnLabel_lbl" xml:lang="en-US" id="id_692743_602411_2_1">Year to Date Return, Label</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="rr_YearToDateReturnLabel" xlink:to="rr_YearToDateReturnLabel_lbl"/>
  </labelLink>
</linkbase>
