| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1105 |
47.8%
|
| 2 | Both | 392 |
16.9%
|
| 3 | Father only | 661 |
28.6%
|
| 4 | Mother only | 124 |
5.4%
|
| 5 | I don't know | 31 |
1.3%
|
| Sysmiss | 3 |