| Value | Category | Cases | |
|---|---|---|---|
| 0 | 65 |
5%
|
|
| 1 | None | 202 |
15.5%
|
| 2 | Lower technical degree | 60 |
4.6%
|
| 3 | Upper technical degree | 72 |
5.5%
|
| 4 | Technical college | 366 |
28.1%
|
| 5 | College/ university or higher | 537 |
41.2%
|
| Sysmiss | 1631 |