| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 297 |
4.3%
|
| 1 | Primary | 696 |
10%
|
| 2 | Lower secondary | 1272 |
18.3%
|
| 3 | Upper secondary or higher | 452 |
6.5%
|
| 7 | Biological father not in the household | 173 |
2.5%
|
| 9 | DK/Missing | 7 |
0.1%
|
| Sysmiss | 4059 |
58.4%
|