| Value | Category | Cases | |
|---|---|---|---|
| 0 | 86 |
12.2%
|
|
| 1 | None | 205 |
29%
|
| 2 | Lower technical degree | 36 |
5.1%
|
| 3 | Upper technical degree | 43 |
6.1%
|
| 4 | Technical college | 160 |
22.7%
|
| 5 | College/ university or higher | 176 |
24.9%
|
| Sysmiss | 2227 |