| Value | Category | Cases | |
|---|---|---|---|
| 0.0 | Incorrect | 658 |
13.4%
|
| 1.0 | Correct | 3869 |
79%
|
| i | Invalid | 1 |
0%
|
| u | Unanswered | 368 |
7.5%
|
| Sysmiss | 3 |