| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1135 |
66%
|
| 2 | Both | 30 |
1.7%
|
| 3 | Father only | 509 |
29.6%
|
| 4 | Mother only | 22 |
1.3%
|
| 5 | I don't know | 25 |
1.5%
|
| Sysmiss | 10 |