| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 411 |
23.5%
|
| 2 | Both | 126 |
7.2%
|
| 3 | Father only | 1154 |
65.9%
|
| 4 | Mother only | 26 |
1.5%
|
| 5 | I don't know | 35 |
2%
|
| Sysmiss | 13 |