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      <TotalOfBookValueSecurities>14626823</TotalOfBookValueSecurities>
      <OtherAssets>
        <Description>LAND DEVELOPMENT COSTS</Description>
        <BookValue>5525607</BookValue>
      </OtherAssets>
      <OtherAssets>
        <Description>ASSETS HELD IN ANNUITY TRUSTS</Description>
        <BookValue>1920148</BookValue>
      </OtherAssets>
      <OtherAssets>
        <Description>HORSES</Description>
        <BookValue>36375</BookValue>
      </OtherAssets>
      <OtherAssets>
        <Description>SUPPLIES</Description>
        <BookValue>309197</BookValue>
      </OtherAssets>
      <OtherAssets>
        <Description>PREPAID EXPENSES</Description>
        <BookValue>866176</BookValue>
      </OtherAssets>
      <OtherAssets>
        <Description>GIFT RECEIVABLE - NICOLAI</Description>
        <BookValue>1887349</BookValue>
      </OtherAssets>
      <OtherAssets>
        <Description>DONATED ASSETS</Description>
        <BookValue>142275</BookValue>
      </OtherAssets>
      <OtherAssets>
        <Description>SECURITY DEPOSITS</Description>
        <BookValue>17575</BookValue>
      </OtherAssets>
      <OtherAssets>
        <Description>ACCRUED INVESTMENT INCOME</Description>
        <BookValue>21215</BookValue>
      </OtherAssets>
      <OtherAssets>
        <Description>DEFERRED FINANCING COSTS</Description>
        <BookValue>400705</BookValue>
      </OtherAssets>
      <TotalBookValueOtherAssets>11126622</TotalBookValueOtherAssets>
      <OtherLiabilities>
        <Description>ANNUITIES PAYABLE</Description>
        <Amount>1564419</Amount>
      </OtherLiabilities>
      <OtherLiabilities>
        <Description>INTEREST RATE SWAP</Description>
        <Amount>1046921</Amount>
      </OtherLiabilities>
      <OtherLiabilities>
        <Description>REFUNDABLE ADVANCES</Description>
        <Amount>3200000</Amount>
      </OtherLiabilities>
      <OtherLiabilities>
        <Description>CONSTRUCTION FEES PAYABLE</Description>
        <Amount>2661402</Amount>
      </OtherLiabilities>
      <TotalOfAmounts>8472742</TotalOfAmounts>
      <TotalRevenue>45350890</TotalRevenue>
      <TotalExpenses>42140795</TotalExpenses>
      <ExcessOrDeficitForYear>3210095</ExcessOrDeficitForYear>
      <NetUnrealizedGLOnInvestments>-5098723</NetUnrealizedGLOnInvestments>
      <OtherAmount>-264917</OtherAmount>
      <TotalAdjustments>-5363640</TotalAdjustments>
      <ExcessOrDeficitPerFS>-2153545</ExcessOrDeficitPerFS>
      <TotRevenueEtcAuditedFinclStmt>33796299</TotRevenueEtcAuditedFinclStmt>
      <NetUnrealizedGainsInvestments>-5098723</NetUnrealizedGainsInvestments>
      <OtherRevenues>663143</OtherRevenues>
      <RevenueNotRptdF990>-4435580</RevenueNotRptdF990>
      <RevenueSubtotal>38231879</RevenueSubtotal>
      <OtherRevenuesNotIncluded>7119011</OtherRevenuesNotIncluded>
      <RevenueNotRptdOnFinStmt>7119011</RevenueNotRptdOnFinStmt>
      <TotalRevenuePerForm990>45350890</TotalRevenuePerForm990>
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      <OtherExpensesIncluded>549010</OtherExpensesIncluded>
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      <Form990ScheduleDPartXIV>
        <Identifier>DESCRIPTION OF INTENDED USE OF ENDOWMENT FUNDS:</Identifier>
        <ReturnReference>PART V, LINE 4:</ReturnReference>
        <Explanation>THE SCHOOL'S ENDOWMENTS CONSIST OF VARIOUS FUNDS ESTABLISHED TO SUPPORT A VARIETY OF SCHOLARSHIPS AT THE SCHOOL.</Explanation>
      </Form990ScheduleDPartXIV>
      <Form990ScheduleDPartXIV>
        <Identifier>DESCRIPTION OF UNCERTAIN TAX POSITIONS UNDER FIN 48:</Identifier>
        <ReturnReference>PART X:</ReturnReference>
        <Explanation>ASC 740, INCOME TAXES, PRESCRIBES THE RECOGNITION AND MEASUREMENT OF A TAX POSITION TAKEN OR EXPECTED TO BE TAKEN IN A TAX RETURN. IT ALSO PROVIDES GUIDANCE ON DE-RECOGNITION, CLASSIFICATION, INTEREST AND PENALTIES, ACCOUNTING IN INTERIM PERIODS, DISCLOSURE AND TRANSITION. FOR THOSE BENEFITS TO BE RECOGNIZED, A TAX POSITION MUST BE MORE-LIKELY-THAN-NOT TO BE SUSTAINED UPON EXAMINATION BY TAXING AUTHORITIES. THE AMOUNT RECOGNIZED IS MEASURED AS THE LARGEST AMOUNT OF BENEFIT THAT IS GREATER THAN FIFTY PERCENT LIKELY OF BEING REALIZED UPON ULTIMATE SETTLEMENT. THE SCHOOL RECOGNIZES INTEREST AND PENALTIES ACCRUED ON ANY UNRECOGNIZED TAX EXPOSURES AS A COMPONENT OF INCOME TAX EXPENSE. THE SCHOOL DOES NOT HAVE ANY AMOUNTS ACCRUED RELATING TO INTEREST AND PENALTIES AS OF JUNE 30, 2012 AND 2011. THE SCHOOL IS SUBJECT TO TAXATION IN VARIOUS JURISDICTIONS. THE SCHOOL CONTINUES TO REMAIN SUBJECT TO EXAMINATION BY U.S. FEDERAL AUTHORITIES AND VARIOUS STATE AUTHORITIES FOR THE YEARS ENDED JUNE 30, 2009 THROUGH JUNE 30, 2011.</Explanation>
      </Form990ScheduleDPartXIV>
      <Form990ScheduleDPartXIV>
        <Identifier>PART XI, LINE 8 - OTHER ADJUSTMENTS:</Identifier>
        <Explanation>CHANGE IN MARKET VALUE OF INTEREST RATE SWAP 114,133. NET INCOME FROM PASSTHROUGH INVESTMENTS -379,050. TOTAL TO SCHEDULE D, PART XI, LINE 8: -264,917.</Explanation>
      </Form990ScheduleDPartXIV>
      <Form990ScheduleDPartXIV>
        <Identifier>PART XII, LINE 2D - OTHER ADJUSTMENTS:</Identifier>
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      </Form990ScheduleDPartXIV>
      <Form990ScheduleDPartXIV>
        <Identifier>PART XII, LINE 4B - OTHER ADJUSTMENTS:</Identifier>
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      </Form990ScheduleDPartXIV>
      <Form990ScheduleDPartXIV>
        <Identifier>PART XIII, LINE 2D - OTHER ADJUSTMENTS:</Identifier>
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      </Form990ScheduleDPartXIV>
      <Form990ScheduleDPartXIV>
        <Identifier>PART XIII, LINE 4B - OTHER ADJUSTMENTS:</Identifier>
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        <Explanation>MCDONOGH SCHOOL HAS PUBLISHED ITS RACIAL NONDISCRIMINATION POLICY IN ALL MEDIA THROUGH WHICH IT ADVERTISES</Explanation>
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      <ContNumberOfEmployees>0</ContNumberOfEmployees>
      <TotalNumberOfOffices>0</TotalNumberOfOffices>
      <TotalNumberOfEmployees>0</TotalNumberOfEmployees>
      <SubtotalAmountSpent>14698753</SubtotalAmountSpent>
      <ContAmountSpent>0</ContAmountSpent>
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      <Form990ScheduleIPartIII>
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        <NumberOfRecipients>364</NumberOfRecipients>
        <AmountOfCashGrant>6610053</AmountOfCashGrant>
        <MethodOfValuation>CASH GRANTED</MethodOfValuation>
      </Form990ScheduleIPartIII>
      <Form990ScheduleIPartIV>
        <Identifier>PROCEDURE FOR MONITORING GRANTS IN THE U.S.:</Identifier>
        <ReturnReference>PART I, LINE 2:</ReturnReference>
        <Explanation>SCHEDULE I, PART I, LINE 2: SCHOLARSHIPS ARE GRANTED BASED ON FINANCIAL NEED AND SCHOLASTIC APTITUDE.</Explanation>
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      <SubstantiationRequired>1</SubstantiationRequired>
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      <InitialContractException>0</InitialContractException>
      <Form990ScheduleJPartII>
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        <CompReportPrior990RelatedOrgs>0</CompReportPrior990RelatedOrgs>
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        <TotalCompensationRelatedOrgs>0</TotalCompensationRelatedOrgs>
        <CompReportPrior990FilingOrg>0</CompReportPrior990FilingOrg>
        <CompReportPrior990RelatedOrgs>0</CompReportPrior990RelatedOrgs>
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      <Form990ScheduleJPartII>
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        <BonusRelatedOrgs>0</BonusRelatedOrgs>
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        <DeferredCompFilingOrg>11337</DeferredCompFilingOrg>
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        <NontaxableBenefitsRelatedOrgs>0</NontaxableBenefitsRelatedOrgs>
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        <TotalCompensationRelatedOrgs>0</TotalCompensationRelatedOrgs>
        <CompReportPrior990FilingOrg>0</CompReportPrior990FilingOrg>
        <CompReportPrior990RelatedOrgs>0</CompReportPrior990RelatedOrgs>
      </Form990ScheduleJPartII>
      <Form990ScheduleJPartIII>
        <ReturnReference>PART I, LINE 1A</ReturnReference>
        <Explanation>CHARLES W. BRITTON, HEADMASTER OF MCDONOGH SCHOOL, RECEIVED A HOUSING ALLOWANCE OF 17,090. IT IS INCLUDED IN HIS TAXABLE INCOME.</Explanation>
      </Form990ScheduleJPartIII>
    </IRS990ScheduleJ>
    <IRS990ScheduleK documentId="RetDoc1053100001">
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        <IssuerName>
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        </IssuerName>
        <IssuerEIN>526002033</IssuerEIN>
        <DateIssued>2005-08-01</DateIssued>
        <IssuePrice>14300000</IssuePrice>
        <DescriptionOfPurpose>TO REPAY 1996 AND 1997 BONDS AND TO FUND NEW SWIMMING POOL</DescriptionOfPurpose>
        <Defeased>0</Defeased>
        <OnBehalfOfIssuer>0</OnBehalfOfIssuer>
        <PoolFinancing>0</PoolFinancing>
      </Form990ScheduleKPartI>
      <Form990ScheduleKPartI>
        <IssuerName>
          <BusinessNameLine1>MARYLAND INDUSTRIAL DEVELOPMENT FINANCING AUTHORITY</BusinessNameLine1>
        </IssuerName>
        <IssuerEIN>526002033</IssuerEIN>
        <CUSIPNumber>574221KR7</CUSIPNumber>
        <DateIssued>2011-10-27</DateIssued>
        <IssuePrice>38000000</IssuePrice>
        <DescriptionOfPurpose>TO FINANCE CONSTRUCTION - MATH &amp; SCI BLDG, STUDENT CTR, PWR PLT, INFRA STR</DescriptionOfPurpose>
        <Defeased>0</Defeased>
        <OnBehalfOfIssuer>0</OnBehalfOfIssuer>
        <PoolFinancing>0</PoolFinancing>
      </Form990ScheduleKPartI>
      <Form990ScheduleKPartII>
        <TotalProceeds>14300000</TotalProceeds>
        <RefundingEscrow>7210000</RefundingEscrow>
        <IssuanceCostsFromProceeds>136543</IssuanceCostsFromProceeds>
        <CapitalExpenditures>6953457</CapitalExpenditures>
        <YearOfSubstCompletion>2006</YearOfSubstCompletion>
        <CurrentRefunding>1</CurrentRefunding>
        <AdvanceRefunding>0</AdvanceRefunding>
        <FinalAllocationMade>1</FinalAllocationMade>
        <AdequateBooksAndRecdsMaintaind>1</AdequateBooksAndRecdsMaintaind>
      </Form990ScheduleKPartII>
      <Form990ScheduleKPartII>
        <TotalProceeds>38000000</TotalProceeds>
        <IssuanceCostsFromProceeds>457748</IssuanceCostsFromProceeds>
        <CapitalExpenditures>6526632</CapitalExpenditures>
        <AmountUnspent>31015620</AmountUnspent>
        <CurrentRefunding>0</CurrentRefunding>
        <AdvanceRefunding>0</AdvanceRefunding>
        <FinalAllocationMade>0</FinalAllocationMade>
        <AdequateBooksAndRecdsMaintaind>1</AdequateBooksAndRecdsMaintaind>
      </Form990ScheduleKPartII>
      <Form990ScheduleKPartIII>
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        <AnyLeaseArrangements>0</AnyLeaseArrangements>
        <MngmentCntrctBondFinancdPrprty>0</MngmentCntrctBondFinancdPrprty>
        <AnyResearchAgreements>0</AnyResearchAgreements>
        <PostIssuanceComplianceProcdrs>1</PostIssuanceComplianceProcdrs>
      </Form990ScheduleKPartIII>
      <Form990ScheduleKPartIII>
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        <AnyLeaseArrangements>0</AnyLeaseArrangements>
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        <AnyResearchAgreements>0</AnyResearchAgreements>
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      <Form990ScheduleKPartIV>
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        <VariableRateIssue>0</VariableRateIssue>
        <HedgeIdentifiedInBooksAndRecds>0</HedgeIdentifiedInBooksAndRecds>
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        <GrossProceedsInvested>0</GrossProceedsInvested>
        <ExceptionToRebate>0</ExceptionToRebate>
      </Form990ScheduleKPartIV>
      <Form990ScheduleKPartIV>
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        <GrossProceedsInvested>0</GrossProceedsInvested>
        <ExceptionToRebate>0</ExceptionToRebate>
      </Form990ScheduleKPartIV>
    </IRS990ScheduleK>
    <IRS990ScheduleL documentId="RetDoc1042800001">
      <LoanTable>
        <NamePerson>W BOULTON DIXON</NamePerson>
        <PurposeOfLoan>HOME PURCHASE</PurposeOfLoan>
        <LoanFromOrganization>X</LoanFromOrganization>
        <OriginalPrincipalAmount>250000</OriginalPrincipalAmount>
        <BalanceDue>59425</BalanceDue>
        <Default>0</Default>
        <ApprovedByBoard>1</ApprovedByBoard>
        <WrittenAgreement>1</WrittenAgreement>
      </LoanTable>
      <TotalBalanceDue>59425</TotalBalanceDue>
    </IRS990ScheduleL>
    <IRS990ScheduleM documentId="RetDoc1042900001">
      <SecuritiesPubliclyTraded>
        <NonCashCheckbox>X</NonCashCheckbox>
        <NumberOfContributions>7</NumberOfContributions>
        <NoncashContribsRptdF990>46288</NoncashContribsRptdF990>
        <MethodOfDeterminingRevenues>FAIR MARKET VALUE</MethodOfDeterminingRevenues>
      </SecuritiesPubliclyTraded>
      <AnyPropertyThatMustBeHeld>0</AnyPropertyThatMustBeHeld>
      <ReviewProcessUnusualNCGifts>1</ReviewProcessUnusualNCGifts>
      <ThirdPartiesUsed>0</ThirdPartiesUsed>
    </IRS990ScheduleM>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION B, LINE 11</ReturnReference>
        <Explanation>THE FORM 990 IS REVIEWED BY THE FINANCE COMMITTEE AND IS DISTRIBUTED TO THE ENTIRE BOARD BEFORE IT IS FILED.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION B, LINE 12C</ReturnReference>
        <Explanation>COPIES OF THE CONFLICT OF INTEREST POLICY ARE SUBMITTED TO EVERYONE TO REVIEW, SIGN OFF ON, AND GIVE TO THE VICE PRESIDENT FOR REVIEW. THE CONFLICT OF INTEREST POLICY IS ANNUALLY REVIEWED BY THE VICE PRESIDENT.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION B, LINE 15</ReturnReference>
        <Explanation>FOR DETERMINING COMPENSATION FOR BOTH OFFICERS AND KEY EMPLOYEES, MCDONOGH SCHOOL USES PEER DATA PROVIDED BY BOTH AIMS (ASSOCIATION OF INDEPENDENT MARYLAND SCHOOLS) AND NAIS (NATIONAL ASSOCIATION OF INDEPENDENT SCHOOLS) FOR COMPARIBILITY PURPOSES. THE INDEPENDENT BOARD HIRES THE HEADMASTER WHO THEN HIRES OTHER TOP MANAGEMENT OFFICIALS.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION C, LINE 19</ReturnReference>
        <Explanation>GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICIES, AND FINANCIAL STATEMENTS ARE MADE AVAILABLE TO THE PUBLIC UPON REQUEST.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>CHANGES IN NET ASSETS OR FUND BALANCES:</Identifier>
        <ReturnReference>FORM 990, PART XI, LINE 5:</ReturnReference>
        <Explanation>NET UNREALIZED LOSSES ON INVESTMENTS: -5,098,723. CHANGE IN MARKET VALUE OF INTEREST RATE SWAP 114,133. NET INCOME FROM PASSTHROUGH INVESTMENTS -379,050. TOTAL TO FORM 990, PART XI, LINE 5: -5,363,640.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PAGE 12, PART XII, LINE 2C:</ReturnReference>
        <Explanation>THIS PROCESS HAS NOT CHANGED FROM THE PRIOR YEAR.</Explanation>
      </GeneralExplanation>
    </IRS990ScheduleO>
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          <City>OWINGS MILLS</City>
          <State>MD</State>
          <ZIPCode>21117</ZIPCode>
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        <PrimaryActivities>SCHOOL PERFORMANCE APPRAISAL SOFTWARE</PrimaryActivities>
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        <TotalIncome>0</TotalIncome>
        <EOYAssets>0</EOYAssets>
        <DirectControllingEntityName>
          <BusinessNameLine1>MCDONOGH SCHOOL INCORPORATED</BusinessNameLine1>
        </DirectControllingEntityName>
      </Form990ScheduleRPartI>
      <Form990ScheduleRPartII>
        <NameOfDisregardedEntity>
          <BusinessNameLine1>MCDONOGH PARENTS ASSOCIATION</BusinessNameLine1>
        </NameOfDisregardedEntity>
        <AddressUS>
          <AddressLine1>PO BOX 380</AddressLine1>
          <City>OWINGS MILLS</City>
          <State>MD</State>
          <ZIPCode>21117</ZIPCode>
        </AddressUS>
        <EIN>526019724</EIN>
        <PrimaryActivities>TO SUPPORT MCDONOGH SCHOOL</PrimaryActivities>
        <LegalDomicileState>MD</LegalDomicileState>
        <ExemptCodeSection>501(C)(3)</ExemptCodeSection>
        <PublicCharityStatus>11</PublicCharityStatus>
        <ControlledOrg>0</ControlledOrg>
      </Form990ScheduleRPartII>
      <Form990ScheduleRPartIV>
        <NameOfRelatedOrg>
          <BusinessNameLine1>CHARITABLE REMAINDER TRUST (11)</BusinessNameLine1>
        </NameOfRelatedOrg>
        <AddressUS>
          <AddressLine1>PO BOX 380</AddressLine1>
          <City>OWINGS MILLS</City>
          <State>MD</State>
          <ZIPCode>21117</ZIPCode>
        </AddressUS>
        <PrimaryActivity>CHARITABLE REMAINDER TRUST</PrimaryActivity>
        <LegalDomicileState>MD</LegalDomicileState>
        <TypeOfEntity>T</TypeOfEntity>
      </Form990ScheduleRPartIV>
      <ReceiptOfIntAnnRentsRoyalties>0</ReceiptOfIntAnnRentsRoyalties>
      <GiftGrantOrCapContrToOtherOrg>0</GiftGrantOrCapContrToOtherOrg>
      <GiftGrantOrCapContrFrOtherOrg>1</GiftGrantOrCapContrFrOtherOrg>
      <LoansOrGuaranteesToOtherOrg>0</LoansOrGuaranteesToOtherOrg>
      <LoansOrGuaranteesFromOtherOrg>0</LoansOrGuaranteesFromOtherOrg>
      <SaleOfAssetsToOtherOrg>0</SaleOfAssetsToOtherOrg>
      <PurchaseOfAssetsFromOtherOrg>0</PurchaseOfAssetsFromOtherOrg>
      <ExchangeOfAssets>0</ExchangeOfAssets>
      <RentalOfFacilitiesToOtherOrgs>0</RentalOfFacilitiesToOtherOrgs>
      <RentalOfFacilitiesFrOtherOrgs>0</RentalOfFacilitiesFrOtherOrgs>
      <PerformOfServicesForOtherOrgs>0</PerformOfServicesForOtherOrgs>
      <PerformOfServicesByOtherOrgs>0</PerformOfServicesByOtherOrgs>
      <SharingOfFacilities>0</SharingOfFacilities>
      <SharingOfPaidEmployees>0</SharingOfPaidEmployees>
      <ReimbursementPaidToOtherOrg>0</ReimbursementPaidToOtherOrg>
      <ReimbursementPaidByOtherOrg>0</ReimbursementPaidByOtherOrg>
      <OtherTransferToOtherOrg>0</OtherTransferToOtherOrg>
      <OtherTransferFromOtherOrg>0</OtherTransferFromOtherOrg>
    </IRS990ScheduleR>
  </ReturnData>
</Return>