urn:ddi:int.example:832aa3c9-49fa-4ee6-84ce-6e39bf5b885c:2 int.example 832aa3c9-49fa-4ee6-84ce-6e39bf5b885c 2 extension:ShouldCalculateFrequenciesForValidValues True extension:ShouldCalculateFrequenciesForInvalidValues True fdz@dezim-institut.de edu0040x01 edu0040x01 edu0040x01 Schulbesuch Ausland: Land 6 Schooling abroad: country 6 Schooling abroad: country 6 int.example 9954eb89-ce44-4cec-a47b-397b577ead2f 1 QuestionItem int.example 9e33861e-83e9-46e2-9d97-385c52b6aa93 1 CodeList