| Value | Category | Cases | |
|---|---|---|---|
| 1 | A* | 79 |
54.5%
|
| 2 | B | 7 |
4.8%
|
| 3 | C | 31 |
21.4%
|
| 4 | D | 28 |
19.3%
|
| Sysmiss | 855 |