| Value | Category | Cases | |
|---|---|---|---|
| 1 | Correct | 1072 |
20.1%
|
| 2 | Not correct | 329 |
6.2%
|
| 8 | Don't know | 58 |
1.1%
|
| 9 | No answer | 120 |
2.2%
|
| Sysmiss | 3758 |
70.4%
|