| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 878 |
43.3%
|
| 2 | Both | 191 |
9.4%
|
| 3 | Father only | 856 |
42.2%
|
| 4 | Mother only | 68 |
3.4%
|
| 5 | I don't know | 36 |
1.8%
|
| Sysmiss | 10 |