| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 2124 |
58.7%
|
| 2 | Both | 201 |
5.6%
|
| 3 | Father only | 1150 |
31.8%
|
| 4 | Mother only | 96 |
2.7%
|
| 5 | I don't know | 50 |
1.4%
|
| Sysmiss | 12 |