<?xml version="1.0" encoding="US-ASCII"?>
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" elementFormDefault="qualified"
xmlns:deprecated="http://www.xbrl.org/2009/role/deprecated"
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xmlns:exch-ent-std="http://xbrl.sec.gov/exch-ent-std/2018-01-31"
xmlns:exch-std="http://xbrl.sec.gov/exch-std/2018-01-31"
xmlns:ref="http://www.xbrl.org/2006/ref">
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<xs:import schemaLocation="exch-all-2018-01-31.xsd" namespace="http://xbrl.sec.gov/exch-all/2018-01-31" />
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</xs:schema>