| Value | Category | Cases | |
|---|---|---|---|
| 0 | preschool | 7 |
22.6%
|
| 1 | primary | 23 |
74.2%
|
| 2 | secondary | 1 |
3.2%
|
| 3 | higher | 0 |
0%
|
| 8 | dk | 0 |
0%
|
| Sysmiss | 6361 |