| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1235 |
62.3%
|
| 2 | Both | 37 |
1.9%
|
| 3 | Father only | 623 |
31.4%
|
| 4 | Mother only | 49 |
2.5%
|
| 5 | I don't know | 37 |
1.9%
|
| Sysmiss | 10 |