| Value | Category | Cases | |
|---|---|---|---|
| 0 | preschool | 7 |
26.9%
|
| 1 | primary | 17 |
65.4%
|
| 2 | secondary | 2 |
7.7%
|
| 3 | higher | 0 |
0%
|
| 8 | dk | 0 |
0%
|
| Sysmiss | 6366 |