| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1210 |
69.1%
|
| 2 | Both | 47 |
2.7%
|
| 3 | Father only | 380 |
21.7%
|
| 4 | Mother only | 22 |
1.3%
|
| 5 | I don't know | 91 |
5.2%
|
| Sysmiss | 1 |