| Value | Category |
|---|---|
| 1 | Mark the head/acting head |
| 2 | Husband/wife/partner |
| 3 | Son/Daughter/Stepchild/Adopted child |
| 4 | Brother/Sister/Stepbrother/Stepsister |
| 5 | Father/Mother/Stepfather/Stepmother |
| 6 | Grandparent/Great-grandparent |
| 7 | Grandchild/Great-grandchild |
| 8 | Other relative (e.g. in-laws or aunt/uncle) |
| 9 | Non-related persons |
| 99 | Unspecified |