| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1097 |
54.1%
|
| 2 | Both | 228 |
11.2%
|
| 3 | Father only | 435 |
21.5%
|
| 4 | Mother only | 213 |
10.5%
|
| 5 | I don't know | 54 |
2.7%
|
| Sysmiss | 32 |