| Variable | Year | Supplement |
|---|---|---|
| OGPREMR_C | 2020 | Sample child questionnaire |
| OGPREMR_C | 2019 | Sample child questionnaire |
| OGPREM_A | 2020 | Sample adult questionnaire |
| OGPREM_A | 2019 | Sample adult questionnaire |
| STRFPRM3 | 2018 | Person (core questionnaire) |
| STRFPRM3 | 2017 | Person (core questionnaire) |
| STRFPRM3 | 2016 | Person (core questionnaire) |
| STRFPRM3 | 2015 | Person (core questionnaire) |
| STRFPRM3 | 2014 | Person (core questionnaire) |