| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 2396 |
67.3%
|
| 2 | Both | 291 |
8.2%
|
| 3 | Father only | 526 |
14.8%
|
| 4 | Mother only | 30 |
0.8%
|
| 5 | I don't know | 319 |
9%
|
| Sysmiss | 86 |