| Value | Category | Cases | |
|---|---|---|---|
| 1 | A* | 78 |
53.1%
|
| 2 | B | 12 |
8.2%
|
| 3 | C | 7 |
4.8%
|
| 4 | D | 50 |
34%
|
| Sysmiss | 853 |