| Value | Category |
|---|---|
| -4 | Missing data |
| -3 | Refused to answer |
| -2 | Not applicable |
| -1 | Don't know |
| 1 | Respondent |
| 2 | Spouse/partner of respondent |
| 3 | Mother of respondent |
| 4 | Father of respondent |
| 5 | Grandmother of respondent |
| 6 | Grandfather of respondent |
| 7 | Other female |
| 8 | Other male |