| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 2665 |
64.2%
|
| 2 | Both | 487 |
11.7%
|
| 3 | Father only | 653 |
15.7%
|
| 4 | Mother only | 281 |
6.8%
|
| 5 | I don't know | 67 |
1.6%
|
| Sysmiss | 19 |