| Value | Category | Cases | |
|---|---|---|---|
| 0.0 | Incorrect | 1940 |
39.6%
|
| 1.0 | Correct | 1813 |
37%
|
| i | Invalid | 13 |
0.3%
|
| u | Unanswered | 1130 |
23.1%
|
| Sysmiss | 3 |