| Value | Category | Cases | |
|---|---|---|---|
| 0.0 | Incorrect | 2731 |
55.8%
|
| 1.0 | Correct | 1036 |
21.2%
|
| i | Invalid | 2 |
0%
|
| u | Unanswered | 1127 |
23%
|
| Sysmiss | 3 |