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        <ProgramServicesAmt>10597510</ProgramServicesAmt>
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        <FundraisingAmt>0</FundraisingAmt>
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        <EOYAmt>109689</EOYAmt>
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        <EOYAmt>100000</EOYAmt>
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      <TotalAssetsGrp>
        <BOYAmt>92146794</BOYAmt>
        <EOYAmt>77709333</EOYAmt>
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      <AccountsPayableAccrExpnssGrp>
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        <EOYAmt>12</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
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        <BOYAmt>93342</BOYAmt>
        <EOYAmt>46780</EOYAmt>
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      <TotalLiabilitiesGrp>
        <BOYAmt>93354</BOYAmt>
        <EOYAmt>46792</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrgDoesNotFollowFASB117Ind>X</OrgDoesNotFollowFASB117Ind>
      <RtnEarnEndowmentIncmOthFndsGrp>
        <BOYAmt>92053440</BOYAmt>
        <EOYAmt>77662541</EOYAmt>
      </RtnEarnEndowmentIncmOthFndsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>92053440</BOYAmt>
        <EOYAmt>77662541</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>92146794</BOYAmt>
        <EOYAmt>77709333</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>-14391594</ReconcilationRevenueExpnssAmt>
      <PriorPeriodAdjustmentsAmt>695</PriorPeriodAdjustmentsAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>false</FSAuditedInd>
      <FederalGrantAuditRequiredInd>false</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleD documentId="IRS990ScheduleD-01" softwareId="22015534">
      <OtherLiabilitiesOrgGrp>
        <Desc>Draft Suspense</Desc>
        <Amt>803</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>Suspense - Unclaimed Property</Desc>
        <Amt>45977</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>46780</TotalLiabilityAmt>
    </IRS990ScheduleD>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 11b</FormAndLineReferenceDesc>
        <ExplanationTxt>The governing body of the organization consists of the Benefit Plans Investment Committee ("Investment Committee") and the Benefit Plans Administration Committee ("Administration Committee"). The Investment Committee is the fiduciary responsible for the management of assets of the organization. The Administration Committee is the fiduciary responsible for the operation and administration of the plans to which the organization relates. Assets of the organization are held in trust by three trustees. The trustees are nondiscretionary trustees, subject to the direction of the Investment Committee and the Administration Committee. The Form 990 was reviewed by the Investment Committee and Administration Committee, each of which gave approval and direction to the trustees to sign the Form.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>No documents available to the public.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
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      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>The Principal Trust for Health Bens for EEs and Non-Medicare Elig Rets</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>711 High Street</AddressLine1Txt>
          <CityNm>Des Moines</CityNm>
          <StateAbbreviationCd>IA</StateAbbreviationCd>
          <ZIPCd>50392</ZIPCd>
        </USAddress>
        <EIN>421364494</EIN>
        <PrimaryActivitiesTxt>Health Benefits for members</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>IA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(c)(9)</ExemptCodeSectionTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>NA</BusinessNameLine1Txt>
        </DirectControllingEntityName>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>The Principal Trust for Life Insurance Benefits for Employees</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>711 High Street</AddressLine1Txt>
          <CityNm>Des Moines</CityNm>
          <StateAbbreviationCd>IA</StateAbbreviationCd>
          <ZIPCd>50392</ZIPCd>
        </USAddress>
        <EIN>450493921</EIN>
        <PrimaryActivitiesTxt>Provide life insurance benefits for members</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>IA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(c)(9)</ExemptCodeSectionTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>NA</BusinessNameLine1Txt>
        </DirectControllingEntityName>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>The Principal Trust for Life Insurance Benefits for Individual Field</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>711 High Street</AddressLine1Txt>
          <CityNm>Des Moines</CityNm>
          <StateAbbreviationCd>IA</StateAbbreviationCd>
          <ZIPCd>50392</ZIPCd>
        </USAddress>
        <EIN>412113046</EIN>
        <PrimaryActivitiesTxt>Provide life insurance benefits for members</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>IA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(c)(9)</ExemptCodeSectionTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>NA</BusinessNameLine1Txt>
        </DirectControllingEntityName>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>The Principal Trust for Individual Field Disability</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>711 High Street</AddressLine1Txt>
          <CityNm>Des Moines</CityNm>
          <StateAbbreviationCd>IA</StateAbbreviationCd>
          <ZIPCd>50392</ZIPCd>
        </USAddress>
        <EIN>426611161</EIN>
        <PrimaryActivitiesTxt>Provide disability benefits for members</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>IA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(c)(9)</ExemptCodeSectionTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>NA</BusinessNameLine1Txt>
        </DirectControllingEntityName>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>The Principal Trust for the Select Savings Plan for Employees</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>711 High Street</AddressLine1Txt>
          <CityNm>Des Moines</CityNm>
          <StateAbbreviationCd>IA</StateAbbreviationCd>
          <ZIPCd>50392</ZIPCd>
        </USAddress>
        <EIN>450476835</EIN>
        <PrimaryActivitiesTxt>401(k)</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>IA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>401(k)</ExemptCodeSectionTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>NA</BusinessNameLine1Txt>
        </DirectControllingEntityName>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>The Principal Trust for the Select Savings Plan for Individual Field</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>711 High Street</AddressLine1Txt>
          <CityNm>Des Moines</CityNm>
          <StateAbbreviationCd>IA</StateAbbreviationCd>
          <ZIPCd>50392</ZIPCd>
        </USAddress>
        <EIN>450476832</EIN>
        <PrimaryActivitiesTxt>401(k)</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>IA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>401(k)</ExemptCodeSectionTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>NA</BusinessNameLine1Txt>
        </DirectControllingEntityName>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>The Principal Trust for the Principal Pension Plan</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>711 High Street</AddressLine1Txt>
          <CityNm>Des Moines</CityNm>
          <StateAbbreviationCd>IA</StateAbbreviationCd>
          <ZIPCd>50392</ZIPCd>
        </USAddress>
        <PrimaryActivitiesTxt>Pension</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>IA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>401(a)</ExemptCodeSectionTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>NA</BusinessNameLine1Txt>
        </DirectControllingEntityName>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>Principal Life Insurance Company</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>711 High Street</AddressLine1Txt>
          <CityNm>Des Moines</CityNm>
          <StateAbbreviationCd>IA</StateAbbreviationCd>
          <ZIPCd>50392</ZIPCd>
        </USAddress>
        <EIN>420127290</EIN>
        <PrimaryActivitiesTxt>Life/health insurance annuities, investments</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>IA</LegalDomicileStateCd>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>NA</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <EntityTypeTxt>C</EntityTypeTxt>
        <OwnershipPct>0.00000</OwnershipPct>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>The Principal Trust for Certain Nonqualified Pension Benefits</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>711 High Street</AddressLine1Txt>
          <CityNm>Des Moines</CityNm>
          <StateAbbreviationCd>IA</StateAbbreviationCd>
          <ZIPCd>50392</ZIPCd>
        </USAddress>
        <EIN>421335190</EIN>
        <PrimaryActivitiesTxt>Provide Pension Benefit</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>IA</LegalDomicileStateCd>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>NA</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <EntityTypeTxt>T</EntityTypeTxt>
        <OwnershipPct>0.00000</OwnershipPct>
      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>The Principal Trust for Excess Individual Field Disability</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>711 High Street</AddressLine1Txt>
          <CityNm>Des Moines</CityNm>
          <StateAbbreviationCd>IA</StateAbbreviationCd>
          <ZIPCd>50392</ZIPCd>
        </USAddress>
        <EIN>426611162</EIN>
        <PrimaryActivitiesTxt>Provide disability benefit</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>IA</LegalDomicileStateCd>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>NA</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <EntityTypeTxt>T</EntityTypeTxt>
        <OwnershipPct>0.00000</OwnershipPct>
      </IdRelatedOrgTxblCorpTrGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>false</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>false</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>false</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>false</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>false</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>false</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>false</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>false</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>false</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>false</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>false</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>false</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>false</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>false</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>false</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>false</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>false</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>false</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>false</TransferFromOtherOrgInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part II Continuation</FormAndLineReferenceDesc>
        <ExplanationTxt>Beginning with Tax-Exempt Organization Number 8</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Name, address, and EIN (if applicable) of disregarded entity</FormAndLineReferenceDesc>
        <ExplanationTxt>Primary activity - Legal domicile (state or foreign country) - Exempt Code section - Direct controlling entity</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>*Public charity status</FormAndLineReferenceDesc>
        <ExplanationTxt>(if Section 501 (c) (3)) and Section 512 (b) (13) controlled entity [Yes/No] columns not shown due to being blank* (8) The Principal Trust for Post-Ret Life Benefits for Employees - VEBA - 46-6578451</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>- 711 High Street, Des Moines, IA 50392-0001</FormAndLineReferenceDesc>
        <ExplanationTxt>Provide life insurance benefits to members - IA - 501 (c)(9) - N/A (9) The Principal Trust for Disability Benefits for Employees - VEBA - 46-6591529</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>- 711 High Street, Des Moines, IA 50392-0001</FormAndLineReferenceDesc>
        <ExplanationTxt>Provide disability benefits to members - IA - 501 (c) (9) - N/A (10) The Principal Trust for Disability Benefits for Ind Field - VEBA - 46-6594396</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>- 711 High Street, Des Moines, IA 50392-0001</FormAndLineReferenceDesc>
        <ExplanationTxt>Provide disability benefits to members - IA - 501 (c) (9) - N/A (11) Principal Trust for Medicare-Eligible Post-Retirement Medical Benefits</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>- VEBA - 47-5094550 - 711 High Street, Des Moines, IA 50392-0001</FormAndLineReferenceDesc>
        <ExplanationTxt>Provide health benefits for members - IA - 501 (c) (9) - N/A</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleR>
  </ReturnData>
</Return>
