<xsd:simpleType name="BasicFrequencyType">
    <xsd:restriction base="xsd:string">
        <xsd:enumeration value="Hourly" />
        <xsd:enumeration value="Daily" />
        <xsd:enumeration value="Weekly" />
        <xsd:enumeration value="Bi-Weekly" />
        <xsd:enumeration value="Semi-Monthly" />
        <xsd:enumeration value="Monthly" />
        <xsd:enumeration value="Month-Week-1" />
        <xsd:enumeration value="Month-Week-2" />
        <xsd:enumeration value="Month-Week-3" />
        <xsd:enumeration value="Month-Week-4" />
        <xsd:enumeration value="Month-Week-5" />
        <xsd:enumeration value="Month-Week-Last" />
        <xsd:enumeration value="Bi-Monthly" />
        <xsd:enumeration value="Quarterly" />
        <xsd:enumeration value="Semi-Annually" />
        <xsd:enumeration value="Annually" />
        <xsd:enumeration value="Once" />
    </xsd:restriction>
</xsd:simpleType>