| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 11297 |
82.8%
|
| 2 | Both | 344 |
2.5%
|
| 3 | Father only | 1119 |
8.2%
|
| 4 | Mother only | 199 |
1.5%
|
| 5 | I don't know | 689 |
5%
|
| Sysmiss | 2799 |