| Variable | Year | Supplement |
|---|---|---|
| DEMENEV_A | 2023 | Sample adult questionnaire |
| DEMENEV_A | 2022 | Sample adult questionnaire |
| DEMENEV_A | 2021 | Sample adult questionnaire |
| DEMENEV_A | 2020 | Sample adult questionnaire |
| DEMENEV_A | 2019 | Sample adult questionnaire |
| DEMENTIA | 2007 | Sample adult questionnaire |