| Value | Category | Cases | |
|---|---|---|---|
| dk | 1 |
0.1%
|
|
| jun_school | 192 |
20.8%
|
|
| none | 35 |
3.8%
|
|
| pre_school | 22 |
2.4%
|
|
| prim_school | 336 |
36.4%
|
|
| sen_school | 275 |
29.8%
|
|
| uni | 62 |
6.7%
|