| Value | Category | Cases | |
|---|---|---|---|
| 1 | Primary or none | 2292 |
26.9%
|
| 2 | Secondary | 3487 |
40.9%
|
| 3 | Higher | 673 |
7.9%
|
| 9 | DK / Missing | 1 |
0%
|
| Sysmiss | 2068 |
24.3%
|