<Fragment xmlns:r="ddi:reusable:3_2" xmlns="ddi:instance:3_2">
  <Variable isUniversallyUnique="true" versionDate="2026-02-26T11:20:38.6515376Z" xmlns="ddi:logicalproduct:3_2">
    <r:URN>urn:ddi:de.dezim:eb49460c-fa98-475b-ad7b-9ea95496a90e:1</r:URN>
    <r:Agency>de.dezim</r:Agency>
    <r:ID>eb49460c-fa98-475b-ad7b-9ea95496a90e</r:ID>
    <r:Version>1</r:Version>
    <r:UserAttributePair>
      <r:AttributeKey>extension:ShouldCalculateFrequenciesForValidValues</r:AttributeKey>
      <r:AttributeValue>True</r:AttributeValue>
    </r:UserAttributePair>
    <r:UserAttributePair>
      <r:AttributeKey>extension:ShouldCalculateFrequenciesForInvalidValues</r:AttributeKey>
      <r:AttributeValue>True</r:AttributeValue>
    </r:UserAttributePair>
    <r:VersionResponsibility>el-masri@dezim-institut.de</r:VersionResponsibility>
    <r:VersionRationale>
      <r:RationaleDescription>
        <r:String xml:lang="en">I</r:String>
      </r:RationaleDescription>
    </r:VersionRationale>
    <VariableName>
      <r:String xml:lang="de">wave</r:String>
    </VariableName>
    <r:Label>
      <r:Content xml:lang="de">Befragungswelle</r:Content>
      <r:Content xml:lang="en">Survey wave</r:Content>
    </r:Label>
    <VariableRepresentation additivity="NonAdditive">
      <r:CodeRepresentation missingValue="-902 -901 -900" blankIsMissingValue="false">
        <r:CodeListReference>
          <r:Agency>de.dezim</r:Agency>
          <r:ID>07f889e2-1abd-4a83-a3f3-96d41035dc51</r:ID>
          <r:Version>1</r:Version>
          <r:TypeOfObject>CodeList</r:TypeOfObject>
        </r:CodeListReference>
      </r:CodeRepresentation>
    </VariableRepresentation>
  </Variable>
</Fragment>