[-6] Version of questionnaire with modified filtering
[-5] Not included in this version of the questionnaire
[-4] Inadmissible multiple response
[-3] Answer improbable
[-2] Does not apply
[-1] No Answer
[1] no migration background
[2] direct migration background
[3] indirect migration background
[4] migration background, not differentiable
[1] male
[2] female
[1] Fachhochschule
[2] University, Technical College
[3] College Not In Germany
[4] Engineering, Techncial School (East)
[5] University (East)
[6] graduation, state doctorate
[7] graduation, state doctorate (foreign country, east)
[8] institution of higher education (youth)
[9] Dual Studies, University of cooperative education
[10] Other Colleges
[1] Apprenticeship
[2] Vocational School
[3] Health Care School
[4] Technical School
[5] Civil Servant Training
[6] Other Degree
[7] Completed Vocational Training/Education in Germany