| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1391 |
74.5%
|
| 2 | Both | 102 |
5.5%
|
| 3 | Father only | 254 |
13.6%
|
| 4 | Mother only | 18 |
1%
|
| 5 | I don't know | 101 |
5.4%
|
| Sysmiss | 6 |