| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1278 |
67.2%
|
| 2 | Both | 135 |
7.1%
|
| 3 | Father only | 269 |
14.2%
|
| 4 | Mother only | 181 |
9.5%
|
| 5 | I don't know | 38 |
2%
|
| Sysmiss | 4 |