| Variable | Year | Supplement |
|---|---|---|
| ARX12_6 | 2018 | Sample adult questionnaire |
| ARX12_6 | 2017 | Sample adult questionnaire |
| ARX12_6 | 2016 | Sample adult questionnaire |
| ARX12_6 | 2015 | Sample adult questionnaire |
| ARX12_6 | 2014 | Sample adult questionnaire |
| ARX12_6 | 2013 | Sample adult questionnaire |
| ARXPR_6 | 2012 | Sample adult questionnaire |
| ARXPR_6 | 2011 | Sample adult questionnaire |