<xsd:simpleType name="degreeCodeTypes">
    <xsd:restriction base="xsd:string">
        <xsd:enumeration value="B17">
            <xsd:annotation>
                <xsd:documentation>Did not complete secondary school</xsd:documentation>
            </xsd:annotation>
        </xsd:enumeration>
        <xsd:enumeration value="B18">
            <xsd:annotation>
                <xsd:documentation>Standard high school diploma</xsd:documentation>
            </xsd:annotation>
        </xsd:enumeration>
        <xsd:enumeration value="B19">
            <xsd:annotation>
                <xsd:documentation>Advanced or honors diploma</xsd:documentation>
            </xsd:annotation>
        </xsd:enumeration>
        <xsd:enumeration value="B20">
            <xsd:annotation>
                <xsd:documentation>Vocational diploma</xsd:documentation>
            </xsd:annotation>
        </xsd:enumeration>
        <xsd:enumeration value="B21">
            <xsd:annotation>
                <xsd:documentation>Special education diploma</xsd:documentation>
            </xsd:annotation>
        </xsd:enumeration>
        <xsd:enumeration value="B22">
            <xsd:annotation>
                <xsd:documentation>Certificate of completion or attendance</xsd:documentation>
            </xsd:annotation>
        </xsd:enumeration>
        <xsd:enumeration value="B23">
            <xsd:annotation>
                <xsd:documentation>Special certificate of completion</xsd:documentation>
            </xsd:annotation>
        </xsd:enumeration>
        <xsd:enumeration value="B24">
            <xsd:annotation>
                <xsd:documentation>General Education Development Diploma (GED)</xsd:documentation>
            </xsd:annotation>
        </xsd:enumeration>
        <xsd:enumeration value="B25">
            <xsd:annotation>
                <xsd:documentation>Other high school equivalency diploma</xsd:documentation>
            </xsd:annotation>
        </xsd:enumeration>
        <xsd:enumeration value="B26">
            <xsd:annotation>
                <xsd:documentation>International diploma or certificate (such as International Baccalaureate)</xsd:documentation>
            </xsd:annotation>
        </xsd:enumeration>
    </xsd:restriction>
</xsd:simpleType>