For the national datasets, field questionnaires (FQ) are available for download.
For documentation related to the Integrated Dataset EVS 1981, please go to Data and Documentation.
| Country | Data collection period | Sample size | Field Questionnaire |
| Belgium | 01-03-1981 to 31-05-1981 | 1145 | FQ |
| Canada | 1982 | 1254 | FQ |
| Denmark | 01-03-1981 to 31-05-1981 | 1182 | FQ |
| France | 01-03-1981 to 31-05-1981 | 1200 | FQ |
| Germany West | 01-03-1981 to 31-05-1981 | 1305 | FQ |
| Great Britain | 01-03-1981 to 31-05-1981 | 1167 | FQ |
| Iceland | 1984 | 927 | FQ |
| Ireland | 01-03-1981 to 31-05-1981 | 1217 | FQ |
| Italy | 01-03-1981 to 31-05-1981 | 1348 | FQ |
| Malta | 11-1983 to 02-1984 | 467 | FQ |
| Netherlands | 01-03-1981 to 31-05-1981 | 1221 | FQ |
| Northern Ireland | 01-03-1981 to 31-05-1981 | 312 | FQ |
| Norway | 11-1982 to 12-1982 | 1051 | – |
| Spain | 01-03-1981 to 31-05-1981 | 2303 | FQ |
| Sweden | 1982 | 954 | FQ |
| USA | 01-03-1982 to 31-03-1982 | 2325 | FQ |