| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 714 |
36.9%
|
| 2 | Both | 463 |
23.9%
|
| 3 | Father only | 480 |
24.8%
|
| 4 | Mother only | 262 |
13.5%
|
| 5 | I don't know | 16 |
0.8%
|
| Sysmiss | 47 |