| Value | Category | Cases | |
|---|---|---|---|
| 0 | Incorrect | 2019 |
85.8%
|
| 1 | Correct | 333 |
14.2%
|
| 98 | Writing is unreadable | 0 |
0%
|
| 99 | Non response | 0 |
0%
|
| Sysmiss | 975 |