| Value | Category | Cases | |
|---|---|---|---|
| 0.0 | Incorrect | 615 |
12.6%
|
| 1.0 | Correct | 3442 |
70.3%
|
| i | Invalid | 1 |
0%
|
| u | Unanswered | 838 |
17.1%
|
| Sysmiss | 3 |