| Value | Category | Cases | |
|---|---|---|---|
| 0 | Correct | 518 |
53.2%
|
| 1 | Factual error | 405 |
41.6%
|
| 2 | Procedural error | 30 |
3.1%
|
| 3 | Conceptual error | 20 |
2.1%
|
| Sysmiss | 3 |