urn:ddi:int.example:b7c1296d-7079-4cf0-943b-4cb764e19e8f:2 int.example b7c1296d-7079-4cf0-943b-4cb764e19e8f 2 extension:ShouldCalculateFrequenciesForValidValues True extension:ShouldCalculateFrequenciesForInvalidValues True fdz@dezim-institut.de v_601 int.example 1c4321e2-634c-4673-b86d-c2f7c3347470 1 CodeList