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      <SupplementalInformationDetail>
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        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>THE GENERAL PUBLIC CAN PURCHASE A MEMBERSHIP TO THE ZOO FOR UNLIMITED ENTRANCE FOR ONE YEAR. MEMBERS DO NOT HAVE VOTING RIGHTS. MEMBERS CAN ATTEND BOARD MEETINGS IF THEY WISH, AND ARE INVITED TO ATTEND THE ANNUAL MEETING.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MAYOR OF SIOUX FALLS APPOINTS TWO OF THE MEMBERS OF THE BOARD.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 IS REVIEWED BY STAFF AND CIRCULATED TO THE BOARD FOR COMMENT.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>BOARD MEMBERS AND UPPER MANAGEMENT ARE COVERED BY THE POLICY. IF POTENTIAL CONFLICTS ARE DISCLOSED, THE EXECUTIVE COMMITTEE DETERMINES IF A CONFLICT EXISTS. THE PERSON WITH THE POTENTIAL CONFLICT MAY MAKE A PRESENTATION TO THE EXECUTIVE COMMITTEE, BUT MUST NOT BE PRESENT WHILE THE EXECUTIVE COMMITTEE DISCUSSES AND VOTES ON THE POTENTIAL CONFLICT.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>CEO AND UPPER MANAGEMENT ARE GIVEN AN ANNUAL PERFORMANCE REVIEW. COMPENSATION IS DETERMINED BY REVIEWING THE AZA COMPENSATION SURVEY, AND CONDUCTING SALARY SURVEYS OF THE LOCAL MARKET.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 15B</FormAndLineReferenceDesc>
        <ExplanationTxt>SAME PROCESS AS USED FOR PRESIDENT/CEO FOR KEY EMPLOYEES. OFFICER POSITIONS ARE VOLUNTEER.</ExplanationTxt>
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      <SupplementalInformationDetail>
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        <ExplanationTxt>DOCUMENTS ARE MADE AVAILABLE UPON REQUEST.</ExplanationTxt>
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</Return>