| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1276 |
55.5%
|
| 2 | Both | 348 |
15.1%
|
| 3 | Father only | 363 |
15.8%
|
| 4 | Mother only | 285 |
12.4%
|
| 5 | Don't know | 28 |
1.2%
|
| Sysmiss | 55 |