- Codebooks from the Annual Cumulations since 1977including preface, question text (incl. demography) and frequencies by month
- Codebook from the recent Time Series
- Please note that the frequencies in these codebooks are calculated from unweighted data. Thus the results need careful interpretation.
- The original collectors of the data and the codebook producers (GESIS Data Archive) bear no responsibility for the interpretation of the data.
- Recommendations for bibliographic citations of research data and study related documents in publications.