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<link:definition>027 - Disclosure - Other Assets (Tables)</link:definition>
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<link:definition>030 - Disclosure - Shareholders' Equity (Tables)</link:definition>
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<link:definition>044 - Disclosure - Loans Receivable (Details 4)</link:definition>
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<link:definition>048 - Disclosure - Other Assets (Details)</link:definition>
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<link:definition>049 - Disclosure - Deposit Liabilities (Details)</link:definition>
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<link:definition>050 - Disclosure - Borrowings (Details)</link:definition>
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<link:definition>051 - Disclosure - Borrowings (Details Textual)</link:definition>
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<link:definition>052 - Disclosure - Shareholders' Equity (Details)</link:definition>
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<link:definition>053 - Disclosure - Earnings Per Share (Details)</link:definition>
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<link:definition>054 - Disclosure - Earnings Per Share (Details Textual)</link:definition>
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<link:definition>055 - Disclosure - Employee Benefit Plans (Details)</link:definition>
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<link:definition>056 - Disclosure - Employee Benefit Plans (Details Textual)</link:definition>
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<link:definition>057 - Disclosure - Stock-Based Benefit Plans (Details)</link:definition>
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<link:definition>058 - Disclosure - Stock-Based Benefit Plans (Details 1)</link:definition>
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<element name="CommercialRealEstateIndustrialWarehouseMember" id="bkmu_CommercialRealEstateIndustrialWarehouseMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="CommercialRealEstateOtherCommercialRealEstateMember" id="bkmu_CommercialRealEstateOtherCommercialRealEstateMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="TypeOfConstructionAndDevelopmentAxis" id="bkmu_TypeOfConstructionAndDevelopmentAxis" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:dimensionItem"/>
<element name="TypeOfConstructionAndDevelopmentDomain" id="bkmu_TypeOfConstructionAndDevelopmentDomain" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ConstructionAndDevelopmentOneToFourFamilyMember" id="bkmu_ConstructionAndDevelopmentOneToFourFamilyMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" abstract="true" nillable="true"/>

<element name="ConstructionAndDevelopmentMultifamilyMember" id="bkmu_ConstructionAndDevelopmentMultifamilyMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ConstructionAndDevelopmentCommercialRealEstateMember" id="bkmu_ConstructionAndDevelopmentCommercialRealEstateMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ConstructionAndDevelopmentLandMember" id="bkmu_ConstructionAndDevelopmentLandMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="TypeOfConsumerAxis" id="bkmu_TypeOfConsumerAxis" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:dimensionItem"/>
<element name="TypeOfConsumerDomain" id="bkmu_TypeOfConsumerDomain" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ConsumerHomeEquityMember" id="bkmu_ConsumerHomeEquityMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ConsumerStudentMember" id="bkmu_ConsumerStudentMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ConsumerOtherConsumerMember" id="bkmu_ConsumerOtherConsumerMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="TypeOfCommercialBusinessAxis" id="bkmu_TypeOfCommercialBusinessAxis" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:dimensionItem"/>
<element name="TypeOfCommercialBusinessDomain" id="bkmu_TypeOfCommercialBusinessDomain" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="CommercialBusinessTermLoansMember" id="bkmu_CommercialBusinessTermLoansMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="CommercialBusinessLinesOfCreditMember" id="bkmu_CommercialBusinessLinesOfCreditMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="WatchMember" id="bkmu_WatchMember" type="nonnum:domainItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="CommercialAndRealEstateLoanMember" id="bkmu_CommercialAndRealEstateLoanMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="CommecialIndustrialLoanMember" id="bkmu_CommecialIndustrialLoanMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="UnpaidPrincipalBalanceOfLoanServiceForOthers" id="bkmu_UnpaidPrincipalBalanceOfLoanServiceForOthers" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ChangeInLoanLossAllowanceForImpairment" id="bkmu_ChangeInLoanLossAllowanceForImpairment" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="TroubledDebtRestructuringAdditions" id="bkmu_TroubledDebtRestructuringAdditions" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="MortgageServicingRightsAxis" id="bkmu_MortgageServicingRightsAxis" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:dimensionItem"/>
<element name="MortgageServicingRightsDomain" id="bkmu_MortgageServicingRightsDomain" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="MortgageServicingRightsMember" id="bkmu_MortgageServicingRightsMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="MortgageServicingRightsMsrsGross" id="bkmu_MortgageServicingRightsMsrsGross" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ValuationAllowanceOfMortgageServicingRightsMsrs" id="bkmu_ValuationAllowanceOfMortgageServicingRightsMsrs" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="MortgageServicingRightsMsrsNet" id="bkmu_MortgageServicingRightsMsrsNet" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="MortgageServicingRightsMsrsFutureAmortizationExpenseTotal" id="bkmu_MortgageServicingRightsMsrsFutureAmortizationExpenseTotal" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="AccruedInterestAbstract" id="bkmu_AccruedInterestAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ChicagoMember" id="bkmu_ChicagoMember" type="nonnum:domainItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FederalHomeLoanBankAdvancesBranchOfFhlbTermsOfAdvancesUponTotalAssets" id="bkmu_FederalHomeLoanBankAdvancesBranchOfFhlbTermsOfAdvancesUponTotalAssets" type="xbrli:stringItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FederalHomeLoanBankAdvancesBranchOfFhlbTermsOfAdvancesUponCapitalStock" id="bkmu_FederalHomeLoanBankAdvancesBranchOfFhlbTermsOfAdvancesUponCapitalStock" type="xbrli:stringItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FederalHomeLoanBankAdvancesBranchOfFhlbTermsOfAdvancesUponBookValueOfMortgageLoans" id="bkmu_FederalHomeLoanBankAdvancesBranchOfFhlbTermsOfAdvancesUponBookValueOfMortgageLoans" type="xbrli:stringItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FederalHomeLoanBankAdvancesBranchOfFhlbTermsOfAdvancesUponMortgageRelatedSecurities" id="bkmu_FederalHomeLoanBankAdvancesBranchOfFhlbTermsOfAdvancesUponMortgageRelatedSecurities" type="xbrli:stringItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FederalHomeLoanBankAdvancesBranchOfFhlbBankAmountOfAdvancesByBranchDescription" id="bkmu_FederalHomeLoanBankAdvancesBranchOfFhlbBankAmountOfAdvancesByBranchDescription" type="xbrli:stringItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="WeightedAverageNumberOfSharesRestrictedStockVested" id="bkmu_WeightedAverageNumberOfSharesRestrictedStockVested" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="WeightedAverageNumberOfSharesRestrictedStockNonVested" id="bkmu_WeightedAverageNumberOfSharesRestrictedStockNonVested" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareWeightedAverageExercisePrice" id="bkmu_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareWeightedAverageExercisePrice" type="num:perShareItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
<element name="StockOptionsOneMember" id="bkmu_StockOptionsOneMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="StockOptionsTwoMember" id="bkmu_StockOptionsTwoMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="StockOptionsThreeMember" id="bkmu_StockOptionsThreeMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="StockOptionsFourMember" id="bkmu_StockOptionsFourMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="StockOptionsFiveMember" id="bkmu_StockOptionsFiveMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="StockOptionsSixMember" id="bkmu_StockOptionsSixMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="StockOptionsSevenMember" id="bkmu_StockOptionsSevenMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="StockOptionsEightMember" id="bkmu_StockOptionsEightMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="StockOptionsNineMember" id="bkmu_StockOptionsNineMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="StockOptionsTenMember" id="bkmu_StockOptionsTenMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="StockOptionsElevenMember" id="bkmu_StockOptionsElevenMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="NonVestedOptionsMember" id="bkmu_NonVestedOptionsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" abstract="true" nillable="true"/>


<element name="VestedOptionsMember" id="bkmu_VestedOptionsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" abstract="true" nillable="true"/>

<element name="StockIncentivePlanAxis" id="bkmu_StockIncentivePlanAxis" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:dimensionItem"/>
<element name="StockIncentivePlanTypeDomain" id="bkmu_StockIncentivePlanTypeDomain" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="Plan2001Member" id="bkmu_Plan2001Member" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="Plan2004Member" id="bkmu_Plan2004Member" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardExpiryPeriod" id="bkmu_ShareBasedCompensationArrangementByShareBasedPaymentAwardExpiryPeriod" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsTotalFairValueGrantsInPeriod" id="bkmu_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsTotalFairValueGrantsInPeriod" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="UnusedConsumerLinesOfCreditMember" id="bkmu_UnusedConsumerLinesOfCreditMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="UnusedCommercialLinesOfCreditMember" id="bkmu_UnusedCommercialLinesOfCreditMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="CommitmentsToExtendCreditFixedRateMember" id="bkmu_CommitmentsToExtendCreditFixedRateMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="CommitmentsToExtendCreditAdjustableRateMember" id="bkmu_CommitmentsToExtendCreditAdjustableRateMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="UndisbursedCommercialLoansMember" id="bkmu_UndisbursedCommercialLoansMember" type="nonnum:domainItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ForwardCommitmentsMember" id="bkmu_ForwardCommitmentsMember" type="nonnum:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="UnrealizedGainLossOnSalesOfLoansNet" id="bkmu_UnrealizedGainLossOnSalesOfLoansNet" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FairValueInputsLoanSize" id="bkmu_FairValueInputsLoanSize" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FairValueInputsContractualInterestRate" id="bkmu_FairValueInputsContractualInterestRate" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FairValueInputsRemainingMaturity" id="bkmu_FairValueInputsRemainingMaturity" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FairValueInputsServicingFee" id="bkmu_FairValueInputsServicingFee" type="num:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="AnnualAverageCostForServicingLoan" id="bkmu_AnnualAverageCostForServicingLoan" type="xbrli:decimalItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="FairValueInputsServicingFeeAnnualAncillaryFeeIncomePerLoan" id="bkmu_FairValueInputsServicingFeeAnnualAncillaryFeeIncomePerLoan" type="xbrli:decimalItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ServicingAssetAtAmortizedValueNet" id="bkmu_ServicingAssetAtAmortizedValueNet" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OffBalanceSheetItemsAbstract" id="bkmu_OffBalanceSheetItemsAbstract" type="xbrli:stringItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="DerivativeAssetsLiabilitiesAtCarryingValueNet" id="bkmu_DerivativeAssetsLiabilitiesAtCarryingValueNet" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="MortgageServicingRightsFairValueDisclosure" id="bkmu_MortgageServicingRightsFairValueDisclosure" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="InterestReceivableFairValueDisclosure" id="bkmu_InterestReceivableFairValueDisclosure" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="OffBalanceSheetItemsFairValueDisclosureAbstract" id="bkmu_OffBalanceSheetItemsFairValueDisclosureAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="PercentageOfSellingCostFairValueDisclosure" id="bkmu_PercentageOfSellingCostFairValueDisclosure" type="num:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
<element name="PercentageSecuritiesHeldAsCollateralFairValueDisclosure" id="bkmu_PercentageSecuritiesHeldAsCollateralFairValueDisclosure" type="num:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ProvisionForImpairedLoanLossesExpensed" id="bkmu_ProvisionForImpairedLoanLossesExpensed" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="ForeclosedPropertiesValuedUnderCollateralValueMethod" id="bkmu_ForeclosedPropertiesValuedUnderCollateralValueMethod" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="GainLossFromSaleOfForeclosedProperties" id="bkmu_GainLossFromSaleOfForeclosedProperties" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item"/>
<element name="UnearnedEsopSharesMember" id="bkmu_UnearnedEsopSharesMember" type="nonnum:domainItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="HeldtomaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLossesAbstract" id="bkmu_HeldtomaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLossesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsNumberOfSecurities" id="bkmu_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsNumberOfSecurities" type="xbrli:integerItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
<element name="HeldtomaturitySecuritiesContinuousUnrealizedLossPositionGreaterthan12MonthsAggregateLossesAbstract" id="bkmu_HeldtomaturitySecuritiesContinuousUnrealizedLossPositionGreaterthan12MonthsAggregateLossesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfSecurities" id="bkmu_HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfSecurities" type="xbrli:integerItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item"/>
<element name="WeightedAssetsMember" id="bkmu_WeightedAssetsMember" type="nonnum:domainItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
<element name="AverageAssetsMember" id="bkmu_AverageAssetsMember" type="nonnum:domainItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item"/>
</schema>
