| Value | Category | Cases | |
|---|---|---|---|
| 0.0 | Incorrect | 2556 |
52.2%
|
| 1.0 | Correct | 1336 |
27.3%
|
| i | Invalid | 1 |
0%
|
| u | Unanswered | 1003 |
20.5%
|
| Sysmiss | 3 |