<?xml version="1.0" encoding="us-ascii"?><InstanceReport xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"><Version>2.4.0.8</Version><ReportLongName>003110 - Disclosure - Shareholders' Equity (Tables)</ReportLongName><DisplayLabelColumn>true</DisplayLabelColumn><ShowElementNames>false</ShowElementNames><RoundingOption /><HasEmbeddedReports>false</HasEmbeddedReports><Columns><Column FlagID="0"><Id>1</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><CurrencyCode /><FootnoteIndexer /><hasSegments>false</hasSegments><hasScenarios>false</hasScenarios><MCU><KeyName /><CurrencySymbol /><contextRef><ContextID>FROM_Jan01_2013_TO_Jun30_2013</ContextID><EntitySchema>http://www.sec.gov/CIK</EntitySchema><EntityValue>0000911421</EntityValue><PeriodDisplayName /><PeriodType>duration</PeriodType><PeriodStartDate>2013-01-01T00:00:00</PeriodStartDate><PeriodEndDate>2013-06-30T00:00:00</PeriodEndDate><Segments /><Scenarios /></contextRef><UPS /><CurrencyCode /><OriginalCurrencyCode /></MCU><CurrencySymbol /><Labels><Label Key="CalendarSupplement" Id="0" Label="6 Months Ended" /><Label Key="Calendar" Id="1" Label="Jun. 30, 2013" /></Labels></Column></Columns><Rows><Row FlagID="0"><Id>1</Id><IsAbstractGroupTitle>true</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>1</Level><ElementName>us-gaap_StockholdersEquityNoteAbstract</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>na</BalanceType><PeriodType>duration</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="" UnitID=""><Id>1</Id><IsNumeric>false</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>0</NumericAmount><RoundedNumericAmount>0</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:stringItemType</ElementDataType><SimpleDataType>string</SimpleDataType><IsTotalLabel>false</IsTotalLabel><UnitID>0</UnitID><Label>Disclosure - Shareholders Equity [Abstract]</Label></Row><Row FlagID="0"><Id>2</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>2</Level><ElementName>pre_PreferredStockTableTextBlock</ElementName><ElementPrefix>pre_</ElementPrefix><IsBaseElement>false</IsBaseElement><BalanceType>na</BalanceType><PeriodType>duration</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="FROM_Jan01_2013_TO_Jun30_2013" UnitID=""><Id>1</Id><IsNumeric>false</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>0</NumericAmount><RoundedNumericAmount>0</RoundedNumericAmount><NonNumbericText>&lt;div&gt;&lt;table style="border-collapse:collapse;margin-top:20px;"&gt;&lt;tr style="height: 12px"&gt;&lt;td   style="width: 596px; text-align:left;border-color:#000000;min-width:596px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 7px; text-align:left;border-color:#000000;min-width:7px;"&gt;&amp;#160;&lt;/td&gt;&lt;td colspan="3"  style="width: 97px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:97px;"&gt;&lt;font style="FONT-WEIGHT: bold;FONT-FAMILY: Times New Roman;FONT-SIZE: 7.5pt;COLOR: #000000;TEXT-ALIGN: center;"&gt;Series F&lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 15px"&gt;&lt;td   style="width: 596px; text-align:left;border-color:#000000;min-width:596px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;"&gt;Date of issuance&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 7px; text-align:left;border-color:#000000;min-width:7px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 7px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:7px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 75px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:75px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;TEXT-ALIGN: right;"&gt;February 2013&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 15px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:15px;"&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 15px"&gt;&lt;td   style="width: 596px; text-align:left;border-color:#000000;min-width:596px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;"&gt;Number of preferred shares issued&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 7px; text-align:left;border-color:#000000;min-width:7px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 7px; text-align:left;border-color:#000000;min-width:7px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 75px; text-align:right;border-color:#000000;min-width:75px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;TEXT-ALIGN: right;"&gt; 10.0&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 15px; text-align:left;border-color:#000000;min-width:15px;"&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 15px"&gt;&lt;td   style="width: 596px; text-align:left;border-color:#000000;min-width:596px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;"&gt;Annual dividend rate&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 7px; text-align:left;border-color:#000000;min-width:7px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 7px; text-align:left;border-color:#000000;min-width:7px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 75px; text-align:right;border-color:#000000;min-width:75px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;TEXT-ALIGN: right;"&gt;5.875&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 15px; text-align:left;border-color:#000000;min-width:15px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;"&gt;%&lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 15px"&gt;&lt;td   style="width: 596px; text-align:left;border-color:#000000;min-width:596px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;"&gt;Total consideration&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 7px; text-align:left;border-color:#000000;min-width:7px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 7px; text-align:left;border-color:#000000;min-width:7px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;"&gt;$&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 75px; text-align:right;border-color:#000000;min-width:75px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;TEXT-ALIGN: right;"&gt;242.3&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 15px; text-align:left;border-color:#000000;min-width:15px;"&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 15px"&gt;&lt;td   style="width: 596px; text-align:left;border-color:#000000;min-width:596px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;"&gt;Underwriting discounts and commissions&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 7px; text-align:left;border-color:#000000;min-width:7px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 7px; text-align:left;border-color:#000000;min-width:7px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;"&gt;$&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 75px; text-align:right;border-color:#000000;min-width:75px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;TEXT-ALIGN: right;"&gt;7.7&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 15px; text-align:left;border-color:#000000;min-width:15px;"&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 15px"&gt;&lt;td   style="width: 596px; text-align:left;border-color:#000000;min-width:596px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;"&gt;Aggregate liquidation value&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 7px; text-align:left;border-color:#000000;min-width:7px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 7px; text-align:left;border-color:#000000;min-width:7px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;"&gt;$&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 75px; text-align:right;border-color:#000000;min-width:75px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;TEXT-ALIGN: right;"&gt;250.0&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 15px; text-align:left;border-color:#000000;min-width:15px;"&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</NonNumbericText><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>nonnum:textBlockItemType</ElementDataType><SimpleDataType>na</SimpleDataType><ElementDefenition>The tabular disclosure for terms, amounts, nature of changes, rights and privileges, dividends, and other matters related to preferred stock.</ElementDefenition><ElementReferences>No definition available.</ElementReferences><IsTotalLabel>false</IsTotalLabel><UnitID>0</UnitID><Label>Preferred Stock [Table Text Block]</Label></Row></Rows><Footnotes /><IsEquityReport>false</IsEquityReport><ReportName>Shareholders' Equity (Tables)</ReportName><MonetaryRoundingLevel>UnKnown</MonetaryRoundingLevel><SharesRoundingLevel>UnKnown</SharesRoundingLevel><PerShareRoundingLevel>UnKnown</PerShareRoundingLevel><ExchangeRateRoundingLevel>UnKnown</ExchangeRateRoundingLevel><HasCustomUnits>true</HasCustomUnits><IsEmbedReport>false</IsEmbedReport><IsMultiCurrency>false</IsMultiCurrency><ReportType>Sheet</ReportType><RoleURI>http://www.partnerre.com/role/DisclosureShareholdersEquityTables</RoleURI><NumberOfCols>1</NumberOfCols><NumberOfRows>2</NumberOfRows></InstanceReport>
