| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 948 |
63.6%
|
| 2 | Both | 48 |
3.2%
|
| 3 | Father only | 364 |
24.4%
|
| 4 | Mother only | 33 |
2.2%
|
| 5 | I don't know | 97 |
6.5%
|
| Sysmiss | 21 |