| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1901 |
65.2%
|
| 2 | Both | 122 |
4.2%
|
| 3 | Father only | 542 |
18.6%
|
| 4 | Mother only | 97 |
3.3%
|
| 5 | I don't know | 255 |
8.7%
|
| Sysmiss | 14 |