| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not to parents | 3958 |
46.5%
|
| 1 | Parents | 952 |
11.2%
|
| 2 | Father | 872 |
10.2%
|
| 3 | Mother | 2737 |
32.1%
|
| 88 | NA | 586 | |
| 98 | DK | 13 | |
| 99 | Missing | 10 |