| Value | Category | Cases | |
|---|---|---|---|
| 1 | Primary or none | 3131 |
59.1%
|
| 2 | Secondary | 1423 |
26.8%
|
| 3 | Higher | 319 |
6%
|
| 7 | No information | 123 |
2.3%
|
| 9 | DK / Missing | 4 |
0.1%
|
| Sysmiss | 301 |
5.7%
|