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        <PersonNm>ROBERT VALENTI</PersonNm>
        <TitleTxt>BOARD MEMBER</TitleTxt>
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        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ROBERT WILLIAMS JR</PersonNm>
        <TitleTxt>BOARD MEMBER</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>RODNEY BUTLER</PersonNm>
        <TitleTxt>BOARD MEMBER</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>STEVE K PERRELLI</PersonNm>
        <TitleTxt>VICE CHAIRMAN</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>TAN HEE TECK</PersonNm>
        <TitleTxt>BOARD MEMBER</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>THOMAS MARRA</PersonNm>
        <TitleTxt>VICE CHAIRMAN</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>TOM MOSEY</PersonNm>
        <TitleTxt>VICE CHAIRMAN</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>VERONICA DOWLING</PersonNm>
        <TitleTxt>BOARD MEMBER</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>WILLIAM MIDDLETON</PersonNm>
        <TitleTxt>BOARD MEMBER</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KORAY GURZ</PersonNm>
        <TitleTxt>COO/CFO</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>285274</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>48549</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>SUSETTE TIBUS</PersonNm>
        <TitleTxt>PRESIDENT/ CEO</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>549016</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>5993</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ALLISON TUTTLE</PersonNm>
        <TitleTxt>SVP, ZOOLOGICAL OPERATIONS</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>242337</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>16135</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ERIC ANDERSON</PersonNm>
        <TitleTxt>DIR. OF ANIMAL CARE AND WELFARE</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>162486</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>33697</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KATRINA S CUBINA</PersonNm>
        <TitleTxt>SR VP MISSION PROGRAM (UNTIL 05/2024)</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>235350</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>34357</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KEITH SORENSEN</PersonNm>
        <TitleTxt>SR VP OF FACILITIES AND CAPITAL PROJECTS</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>166089</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>30327</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>TINA COUCH</PersonNm>
        <TitleTxt>VP DEVELOPMENT</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>247501</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>5766</OtherCompensationAmt>
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      <TotalReportableCompFromOrgAmt>1888053</TotalReportableCompFromOrgAmt>
      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
      <TotalOtherCompensationAmt>174824</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>22</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>0</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>1</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>0</CompensationFromOtherSrcsInd>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>CARLIN CONSTRUCTION COMPANY</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>5 SHAWS COVE SUITE 103</AddressLine1Txt>
            <CityNm>NEW LONDON</CityNm>
            <StateAbbreviationCd>CT</StateAbbreviationCd>
            <ZIPCd>06320</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>CONSTRUCTION SERVICES</ServicesDesc>
        <CompensationAmt>648215</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>SEACOR &amp; CO LLC</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>547 BOSTON POST RD</AddressLine1Txt>
            <CityNm>EAST LYME</CityNm>
            <StateAbbreviationCd>CT</StateAbbreviationCd>
            <ZIPCd>06333</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>MARKETING SERVICES</ServicesDesc>
        <CompensationAmt>403596</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>OMADA TECHNOLOGIES</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>36 MAPLEWOOD AVE</AddressLine1Txt>
            <CityNm>PORTSMOUTH</CityNm>
            <StateAbbreviationCd>NH</StateAbbreviationCd>
            <ZIPCd>03801</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>IT SERVICES</ServicesDesc>
        <CompensationAmt>392601</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>POWER POSSE PRODUCTIONS LCC</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>21 AVERY ST</AddressLine1Txt>
            <CityNm>MYSTIC</CityNm>
            <StateAbbreviationCd>CT</StateAbbreviationCd>
            <ZIPCd>06355</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>MARKETING SERVICES</ServicesDesc>
        <CompensationAmt>347096</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>ENVIRONMENTAL SYSTEMS CORP</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>18 JANSEN COURT</AddressLine1Txt>
            <CityNm>WEST HARTFORD</CityNm>
            <StateAbbreviationCd>CT</StateAbbreviationCd>
            <ZIPCd>06110</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>FACILITY SERVICES</ServicesDesc>
        <CompensationAmt>291063</CompensationAmt>
      </ContractorCompensationGrp>
      <CntrctRcvdGreaterThan100KCnt>16</CntrctRcvdGreaterThan100KCnt>
      <FundraisingAmt>419141</FundraisingAmt>
      <GovernmentGrantsAmt>2952249</GovernmentGrantsAmt>
      <AllOtherContributionsAmt>2192499</AllOtherContributionsAmt>
      <NoncashContributionsAmt>249992</NoncashContributionsAmt>
      <TotalContributionsAmt>5563889</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>ADMISSIONS</Desc>
        <BusinessCd>713990</BusinessCd>
        <TotalRevenueColumnAmt>16495479</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>16495479</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>SPECIAL EXHIBITS AND OTHER REVENU</Desc>
        <BusinessCd>713990</BusinessCd>
        <TotalRevenueColumnAmt>4408633</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>4408633</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>MEMBERSHIPS</Desc>
        <BusinessCd>713990</BusinessCd>
        <TotalRevenueColumnAmt>2165343</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>2165343</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>PROGRAM INCOME</Desc>
        <BusinessCd>713990</BusinessCd>
        <TotalRevenueColumnAmt>1603447</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>1603447</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <TotalProgramServiceRevenueAmt>24672902</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>653823</TotalRevenueColumnAmt>
        <ExclusionAmt>653823</ExclusionAmt>
      </InvestmentIncomeGrp>
      <GrossAmountSalesAssetsGrp>
        <SecuritiesAmt>27550731</SecuritiesAmt>
      </GrossAmountSalesAssetsGrp>
      <LessCostOthBasisSalesExpnssGrp>
        <SecuritiesAmt>26579586</SecuritiesAmt>
        <OtherAmt>22035</OtherAmt>
      </LessCostOthBasisSalesExpnssGrp>
      <GainOrLossGrp>
        <SecuritiesAmt>971145</SecuritiesAmt>
        <OtherAmt>-22035</OtherAmt>
      </GainOrLossGrp>
      <NetGainOrLossInvestmentsGrp>
        <TotalRevenueColumnAmt>949110</TotalRevenueColumnAmt>
        <ExclusionAmt>949110</ExclusionAmt>
      </NetGainOrLossInvestmentsGrp>
      <FundraisingGrossIncomeAmt>92550</FundraisingGrossIncomeAmt>
      <ContriRptFundraisingEventAmt>419141</ContriRptFundraisingEventAmt>
      <FundraisingDirectExpensesAmt>161365</FundraisingDirectExpensesAmt>
      <NetIncmFromFundraisingEvtGrp>
        <TotalRevenueColumnAmt>-68815</TotalRevenueColumnAmt>
        <ExclusionAmt>-68815</ExclusionAmt>
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      <MiscellaneousRevenueGrp>
        <TotalRevenueColumnAmt>48718</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>48718</RelatedOrExemptFuncIncomeAmt>
      </MiscellaneousRevenueGrp>
      <OtherRevenueTotalAmt>48718</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>31819627</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>24721620</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>1534118</ExclusionAmt>
      </TotalRevenueGrp>
      <GrantsToDomesticOrgsGrp>
        <TotalAmt>70622</TotalAmt>
        <ProgramServicesAmt>70622</ProgramServicesAmt>
      </GrantsToDomesticOrgsGrp>
      <GrantsToDomesticIndividualsGrp>
        <TotalAmt>14954</TotalAmt>
        <ProgramServicesAmt>14954</ProgramServicesAmt>
      </GrantsToDomesticIndividualsGrp>
      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>888832</TotalAmt>
        <ProgramServicesAmt>725680</ProgramServicesAmt>
        <ManagementAndGeneralAmt>104076</ManagementAndGeneralAmt>
        <FundraisingAmt>59076</FundraisingAmt>
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      <OtherSalariesAndWagesGrp>
        <TotalAmt>13857994</TotalAmt>
        <ProgramServicesAmt>11314253</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1622674</ManagementAndGeneralAmt>
        <FundraisingAmt>921067</FundraisingAmt>
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      <PensionPlanContributionsGrp>
        <TotalAmt>113651</TotalAmt>
        <ProgramServicesAmt>92789</ProgramServicesAmt>
        <ManagementAndGeneralAmt>13308</ManagementAndGeneralAmt>
        <FundraisingAmt>7554</FundraisingAmt>
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      <OtherEmployeeBenefitsGrp>
        <TotalAmt>2428119</TotalAmt>
        <ProgramServicesAmt>1982419</ProgramServicesAmt>
        <ManagementAndGeneralAmt>284316</ManagementAndGeneralAmt>
        <FundraisingAmt>161384</FundraisingAmt>
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      <PayrollTaxesGrp>
        <TotalAmt>47572</TotalAmt>
        <ProgramServicesAmt>38840</ProgramServicesAmt>
        <ManagementAndGeneralAmt>5570</ManagementAndGeneralAmt>
        <FundraisingAmt>3162</FundraisingAmt>
      </PayrollTaxesGrp>
      <FeesForServicesLegalGrp>
        <TotalAmt>396675</TotalAmt>
        <ManagementAndGeneralAmt>396675</ManagementAndGeneralAmt>
      </FeesForServicesLegalGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>76874</TotalAmt>
        <ManagementAndGeneralAmt>76874</ManagementAndGeneralAmt>
      </FeesForServicesAccountingGrp>
      <FeesForServicesLobbyingGrp>
        <TotalAmt>250000</TotalAmt>
        <ProgramServicesAmt>250000</ProgramServicesAmt>
      </FeesForServicesLobbyingGrp>
      <FeesForServicesProfFundraising>
        <TotalAmt>120000</TotalAmt>
        <FundraisingAmt>120000</FundraisingAmt>
      </FeesForServicesProfFundraising>
      <FeesForSrvcInvstMgmntFeesGrp>
        <TotalAmt>96351</TotalAmt>
        <ManagementAndGeneralAmt>96351</ManagementAndGeneralAmt>
      </FeesForSrvcInvstMgmntFeesGrp>
      <FeesForServicesOtherGrp>
        <TotalAmt>1693581</TotalAmt>
        <ProgramServicesAmt>1226999</ProgramServicesAmt>
        <ManagementAndGeneralAmt>165393</ManagementAndGeneralAmt>
        <FundraisingAmt>301189</FundraisingAmt>
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      <AdvertisingGrp>
        <TotalAmt>944489</TotalAmt>
        <ProgramServicesAmt>2395</ProgramServicesAmt>
        <ManagementAndGeneralAmt>105</ManagementAndGeneralAmt>
        <FundraisingAmt>941989</FundraisingAmt>
      </AdvertisingGrp>
      <OfficeExpensesGrp>
        <TotalAmt>1276683</TotalAmt>
        <ProgramServicesAmt>1146282</ProgramServicesAmt>
        <ManagementAndGeneralAmt>70060</ManagementAndGeneralAmt>
        <FundraisingAmt>60341</FundraisingAmt>
      </OfficeExpensesGrp>
      <InformationTechnologyGrp>
        <TotalAmt>89256</TotalAmt>
        <ProgramServicesAmt>89256</ProgramServicesAmt>
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      <OccupancyGrp>
        <TotalAmt>1788018</TotalAmt>
        <ProgramServicesAmt>1525677</ProgramServicesAmt>
        <ManagementAndGeneralAmt>192195</ManagementAndGeneralAmt>
        <FundraisingAmt>70146</FundraisingAmt>
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      <TravelGrp>
        <TotalAmt>231334</TotalAmt>
        <ProgramServicesAmt>132356</ProgramServicesAmt>
        <ManagementAndGeneralAmt>73789</ManagementAndGeneralAmt>
        <FundraisingAmt>25189</FundraisingAmt>
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      <InterestGrp>
        <TotalAmt>232447</TotalAmt>
        <ProgramServicesAmt>185958</ProgramServicesAmt>
        <ManagementAndGeneralAmt>34867</ManagementAndGeneralAmt>
        <FundraisingAmt>11622</FundraisingAmt>
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      <DepreciationDepletionGrp>
        <TotalAmt>2696419</TotalAmt>
        <ProgramServicesAmt>2426777</ProgramServicesAmt>
        <ManagementAndGeneralAmt>269642</ManagementAndGeneralAmt>
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      <InsuranceGrp>
        <TotalAmt>468189</TotalAmt>
        <ProgramServicesAmt>393279</ProgramServicesAmt>
        <ManagementAndGeneralAmt>46819</ManagementAndGeneralAmt>
        <FundraisingAmt>28091</FundraisingAmt>
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      <OtherExpensesGrp>
        <Desc>EDUCATION PROGRAM</Desc>
        <TotalAmt>2049375</TotalAmt>
        <ProgramServicesAmt>2026222</ProgramServicesAmt>
        <ManagementAndGeneralAmt>5572</ManagementAndGeneralAmt>
        <FundraisingAmt>17581</FundraisingAmt>
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      <OtherExpensesGrp>
        <Desc>ANIMAL COSTS</Desc>
        <TotalAmt>746302</TotalAmt>
        <ProgramServicesAmt>746302</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>DUES AND SUBSCRIPTIONS</Desc>
        <TotalAmt>388448</TotalAmt>
        <ProgramServicesAmt>192174</ProgramServicesAmt>
        <ManagementAndGeneralAmt>56481</ManagementAndGeneralAmt>
        <FundraisingAmt>139793</FundraisingAmt>
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      <OtherExpensesGrp>
        <Desc>BRINE AND CHEMICALS</Desc>
        <TotalAmt>322383</TotalAmt>
        <ProgramServicesAmt>322383</ProgramServicesAmt>
      </OtherExpensesGrp>
      <AllOtherExpensesGrp>
        <TotalAmt>754089</TotalAmt>
        <ProgramServicesAmt>648090</ProgramServicesAmt>
        <ManagementAndGeneralAmt>68859</ManagementAndGeneralAmt>
        <FundraisingAmt>37140</FundraisingAmt>
      </AllOtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>32042657</TotalAmt>
        <ProgramServicesAmt>25553707</ProgramServicesAmt>
        <ManagementAndGeneralAmt>3583626</ManagementAndGeneralAmt>
        <FundraisingAmt>2905324</FundraisingAmt>
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      <CashNonInterestBearingGrp>
        <BOYAmt>998178</BOYAmt>
        <EOYAmt>452600</EOYAmt>
      </CashNonInterestBearingGrp>
      <PledgesAndGrantsReceivableGrp>
        <BOYAmt>354162</BOYAmt>
        <EOYAmt>630377</EOYAmt>
      </PledgesAndGrantsReceivableGrp>
      <AccountsReceivableGrp>
        <BOYAmt>334314</BOYAmt>
        <EOYAmt>278741</EOYAmt>
      </AccountsReceivableGrp>
      <PrepaidExpensesDefrdChargesGrp>
        <BOYAmt>338259</BOYAmt>
        <EOYAmt>446307</EOYAmt>
      </PrepaidExpensesDefrdChargesGrp>
      <LandBldgEquipCostOrOtherBssAmt>81068802</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>45820136</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>32445412</BOYAmt>
        <EOYAmt>35248666</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <InvestmentsPubTradedSecGrp>
        <BOYAmt>20579845</BOYAmt>
        <EOYAmt>17533641</EOYAmt>
      </InvestmentsPubTradedSecGrp>
      <IntangibleAssetsGrp>
        <BOYAmt>121828</BOYAmt>
        <EOYAmt>239829</EOYAmt>
      </IntangibleAssetsGrp>
      <OtherAssetsTotalGrp>
        <BOYAmt>4381464</BOYAmt>
        <EOYAmt>3634148</EOYAmt>
      </OtherAssetsTotalGrp>
      <TotalAssetsGrp>
        <BOYAmt>59553462</BOYAmt>
        <EOYAmt>58464309</EOYAmt>
      </TotalAssetsGrp>
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        <ExplanationTxt>PRIOR TO RELEASE OF GRANT FUNDS NECESSARY DOCUMENTATION IS REVIEWED BY THE CHIEF EXECUTIVE OFFICER AND/OR FINANCIAL STAFF. GRANTEES RECEIVING FUNDS ARE REQUESTED TO PROVIDE THE FOUNDATION WITH INFORMATION THAT THE FUNDS ARE USED FOR THE DESIGNATED PURPOSES IF APPLICABLE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE I, PART I, QUESTION 2</FormAndLineReferenceDesc>
        <ExplanationTxt>PRIOR TO RELEASE OF GRANT FUNDS NECESSARY DOCUMENTATION IS REVIEWED BY THE CHIEF EXECUTIVE OFFICER AND/OR FINANCIAL STAFF. GRANTEES RECEIVING FUNDS ARE REQUESTED TO PROVIDE THE FOUNDATION WITH INFORMATION THAT THE FUNDS ARE USED FOR THE DESIGNATED PURPOSES IF APPLICABLE.</ExplanationTxt>
      </SupplementalInformationDetail>
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    <IRS990ScheduleJ documentId="RetDoc1042400001">
      <SubstantiationRequiredInd>1</SubstantiationRequiredInd>
      <CompensationCommitteeInd>X</CompensationCommitteeInd>
      <Form990OfOtherOrganizationsInd>X</Form990OfOtherOrganizationsInd>
      <CompensationSurveyInd>X</CompensationSurveyInd>
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>0</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>0</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>0</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>0</CompBasedOnRevenueOfFlngOrgInd>
      <CompBsdOnRevRelatedOrgsInd>0</CompBsdOnRevRelatedOrgsInd>
      <CompBsdNetEarnsFlngOrgInd>0</CompBsdNetEarnsFlngOrgInd>
      <CompBsdNetEarnsRltdOrgsInd>0</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>1</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>0</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>SUSETTE TIBUS</PersonNm>
        <TitleTxt>PRESIDENT/ CEO</TitleTxt>
        <BaseCompensationFilingOrgAmt>424016</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>125000</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>3269</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>2724</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>555009</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>KORAY GURZ</PersonNm>
        <TitleTxt>COO/CFO</TitleTxt>
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        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>26500</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
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        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>42799</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>333823</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>KATRINA S CUBINA</PersonNm>
        <TitleTxt>SR VP MISSION PROGRAM (UNTIL 05/2024</TitleTxt>
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        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>47929</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>1650</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>32707</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>269707</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>ALLISON TUTTLE</PersonNm>
        <TitleTxt>SVP, ZOOLOGICAL OPERATIONS</TitleTxt>
        <BaseCompensationFilingOrgAmt>222311</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>20000</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>26</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>4500</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>11635</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>258472</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>TINA COUCH</PersonNm>
        <TitleTxt>VP DEVELOPMENT</TitleTxt>
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        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>20000</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>1875</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>3891</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>253267</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>KEITH SORENSEN</PersonNm>
        <TitleTxt>SR VP OF FACILITIES AND CAPITAL PROJ</TitleTxt>
        <BaseCompensationFilingOrgAmt>156061</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>10000</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>28</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>3225</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>27102</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>196416</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>ERIC ANDERSON</PersonNm>
        <TitleTxt>DIR. OF ANIMAL CARE AND WELFARE</TitleTxt>
        <BaseCompensationFilingOrgAmt>162459</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>27</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>1303</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>32394</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>196183</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 7</FormAndLineReferenceDesc>
        <ExplanationTxt>EXECUTIVE OFFICERS RECEIVED A BOARD APPROVED CALENDAR YEAR 2024 BONUS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleL documentId="RetDoc1042800001">
      <BusTrInvolveInterestedPrsnGrp>
        <NameOfInterested>
          <PersonNm>JOHN HOLSTEIN</PersonNm>
        </NameOfInterested>
        <RelationshipDescriptionTxt>BOARD TREASURER</RelationshipDescriptionTxt>
        <TransactionAmt>107779</TransactionAmt>
        <TransactionDesc>OWNER OF SPICER GAS</TransactionDesc>
        <SharingOfRevenuesInd>0</SharingOfRevenuesInd>
      </BusTrInvolveInterestedPrsnGrp>
    </IRS990ScheduleL>
    <IRS990ScheduleM documentId="RetDoc1042900001">
      <SecuritiesPubliclyTradedGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <ContributionCnt>4</ContributionCnt>
        <NoncashContributionsRptF990Amt>249992</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>FMV</MethodOfDeterminingRevenuesTxt>
      </SecuritiesPubliclyTradedGrp>
      <AnyPropertyThatMustBeHeldInd>0</AnyPropertyThatMustBeHeldInd>
      <ReviewProcessUnusualNCGiftsInd>1</ReviewProcessUnusualNCGiftsInd>
      <ThirdPartiesUsedInd>0</ThirdPartiesUsedInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, COLUMN (B):</FormAndLineReferenceDesc>
        <ExplanationTxt>THE AMOUNT IN COLUMN B REPRESENTS THE NUMBER OF CONTRIBUTORS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleM>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 4</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION AMENDED ITS BYLAWS TO UPDATE OFFICER TITLES, APPOINTMENTS AS WELL AS COMMITTEES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ENTIRE BOARD INCLUDING THE AUDIT COMMITTEE REVIEWS A DRAFT OF FORM 990. IT IS SENT ELECTRONICALLY TO THEM FOR THEIR REVIEW. IF NO CHANGES ARE SUGGESTED BY BOARD MEMBERS WITHIN 5 BUSINESS DAYS THE FORM IS FILED WITH THE IRS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL CONFLICT OF INTEREST FORMS RETURNED BY BOARD MEMBERS ARE PROVIDED TO THE PRESIDENT. ANY FORMS WHERE A CONFLICT IS DISCLOSED ARE PRESENTED TO THE EXECUTIVE COMMITTEE. THE EXECUTIVE COMMITTEE THEN DETERMINES WHAT ACTION IS REQUIRED (IF ANY) TO RESOLVE THE CONFLICT AND VERIFIES THE TRANSACTION IS EXECUTED IN THE BEST INTEREST OF THE FOUNDATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>THE COMPENSATION COMMITTEE IS RESPONSIBLE FOR DETERMINING THE CHIEF EXECUTIVE OFFICER'S COMPENSATION. THE COMPENSATION COMMITTEE USES VARIOUS SOURCES OF INFORMATION INCLUDING OTHER 990'S, COMPENSATION STUDIES, COMPENSATION CONSULTANTS AND OTHER FACTORS THAT ARE UNIQUE TO THE FOUNDATION. IN ADDITION, THE COMPENSATION COMMITTEE APPROVES THE COMPENSATION AND BENEFITS FOR THE NEXT FOUR HIGHLY PAID EXECUTIVES (INCLUDING THE CHIEF FINANCIAL OFFICER) OF THE FOUNDATION BASED UPON THE RECOMMENDATIONS OF THE CHIEF EXECUTIVE OFFICER.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>INFORMATION IS AVAILABLE AT THE FOUNDATION FOR THE PUBLIC TO REVIEW. THE FINANCIAL STATEMENTS ARE AVAILABLE TO REVIEW ON THE FOUNDATION'S WEBSITE.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>