| Value | Category | Cases | |
|---|---|---|---|
| 1 | A* | 49 |
38.6%
|
| 2 | B | 30 |
23.6%
|
| 3 | C | 40 |
31.5%
|
| 4 | D | 8 |
6.3%
|
| Sysmiss | 873 |