| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 2087 |
62.3%
|
| 2 | Both | 136 |
4.1%
|
| 3 | Father only | 844 |
25.2%
|
| 4 | Mother only | 88 |
2.6%
|
| 5 | I don't know | 193 |
5.8%
|
| Sysmiss | 80 |