| Value | Category | Cases | |
|---|---|---|---|
| 0.0 | Incorrect | 2387 |
48.8%
|
| 1.0 | Correct | 2300 |
47%
|
| i | Invalid | 27 |
0.6%
|
| u | Unanswered | 182 |
3.7%
|
| Sysmiss | 3 |