| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not given | 490 |
6.4%
|
| 2554 | 742 |
9.7%
|
|
| 2555 | 1451 |
18.9%
|
|
| 2556 | 1503 |
19.6%
|
|
| 2557 | 1418 |
18.5%
|
|
| 2558 | 1031 |
13.4%
|
|
| 2559 | 23 |
0.3%
|
|
| 4444 | Marked on card | 23 |
0.3%
|
| Sysmiss | 993 |
12.9%
|