| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1539 |
59%
|
| 2 | Both | 258 |
9.9%
|
| 3 | Father only | 708 |
27.1%
|
| 4 | Mother only | 35 |
1.3%
|
| 5 | I don't know | 70 |
2.7%
|
| Sysmiss | 26 |