DateSeasonCodeType

<xs:simpleType name="DateSeasonCodeType">
  <xs:restriction base="xs:string">
    <xs:enumeration value="Autumn"/>
    <xs:enumeration value="Autumn-Winter"/>
    <xs:enumeration value="SchoolBreak"/>
    <xs:enumeration value="Spring"/>
    <xs:enumeration value="Spring-Summer"/>
    <xs:enumeration value="Summer"/>
    <xs:enumeration value="Winter"/>
  </xs:restriction>
</xs:simpleType>