| Value | Category | Cases | |
|---|---|---|---|
| 1 | Higher education | 1940 |
57.5%
|
| 2 | Secondary education | 943 |
27.9%
|
| 3 | I don't know | 259 |
7.7%
|
| 4 | I don't know | 234 |
6.9%
|
| Sysmiss | 101 |