| Value | Category | Cases | |
|---|---|---|---|
| 1 | Correct | 140 |
3.2%
|
| 2 | Not correct | 1137 |
25.9%
|
| 8 | DK | 59 |
1.3%
|
| 9 | NA | 28 |
0.6%
|
| Sysmiss | 3028 |
68.9%
|