| Value | Category | Cases | |
|---|---|---|---|
| 0.0 | Incorrect | 2935 |
59.9%
|
| 1.0 | Correct | 865 |
17.7%
|
| i | Invalid | 14 |
0.3%
|
| u | Unanswered | 1082 |
22.1%
|
| Sysmiss | 3 |