<xsd:complexType name="CalculationPeriodFrequency" >
  <xsd:annotation>
    <xsd:documentation xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en">A type defining the frequency at which calculation period end dates occur within the regular part of the calculation period schedule and thier roll date convention.</xsd:documentation>
  </xsd:annotation>
  <xsd:complexContent>
    <xsd:extension base="Interval">
      <xsd:sequence>
        <xsd:element name="rollConvention" type="RollConventionEnum">
          <xsd:annotation>
            <xsd:documentation xmlns:xml="http://www.w3.org/XML/1998/namespace" xml:lang="en">Used in conjunction with a frequency and the regular period start date of a calculation period, determines each calculation period end date within the regular part of a calculation period schedule.</xsd:documentation>
          </xsd:annotation>
        </xsd:element>
      </xsd:sequence>
    </xsd:extension>
  </xsd:complexContent>
</xsd:complexType>