| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not given | 70 |
5.2%
|
| 2554 | 74 |
5.5%
|
|
| 2555 | 186 |
13.8%
|
|
| 2556 | 217 |
16.1%
|
|
| 2557 | 219 |
16.2%
|
|
| 2558 | 212 |
15.7%
|
|
| 2559 | 22 |
1.6%
|
|
| 4444 | Marked on card | 7 |
0.5%
|
| Sysmiss | 344 |
25.5%
|