| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1705 |
57.6%
|
| 2 | Both | 280 |
9.5%
|
| 3 | Father only | 697 |
23.5%
|
| 4 | Mother only | 225 |
7.6%
|
| 5 | I don't know | 53 |
1.8%
|
| Sysmiss | 3 |