| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not given | 146 |
10.8%
|
| 2554 | 39 |
2.9%
|
|
| 2555 | 168 |
12.4%
|
|
| 2556 | 213 |
15.8%
|
|
| 2557 | 197 |
14.6%
|
|
| 2558 | 212 |
15.7%
|
|
| 2559 | 20 |
1.5%
|
|
| 4444 | Marked on card | 12 |
0.9%
|
| Sysmiss | 344 |
25.5%
|