| Value | Category | Cases | |
|---|---|---|---|
| 1 | Primary or none | 5910 |
56.8%
|
| 2 | Secondary | 2123 |
20.4%
|
| 3 | Higher | 783 |
7.5%
|
| 9 | DK / Missing | 31 |
0.3%
|
| Sysmiss | 1566 |
15%
|