| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 855 |
58.5%
|
| 2 | Both | 115 |
7.9%
|
| 3 | Father only | 289 |
19.8%
|
| 4 | Mother only | 165 |
11.3%
|
| 5 | I don't know | 38 |
2.6%
|
| Sysmiss | 41 |