| Value | Category | Cases | |
|---|---|---|---|
| 0 | preschool | 14 |
28%
|
| 1 | primary | 23 |
46%
|
| 2 | secondary | 12 |
24%
|
| 3 | higher | 0 |
0%
|
| 8 | dk | 1 |
2%
|
| Sysmiss | 6342 |