| Value | Category | Cases | |
|---|---|---|---|
| 1 | A* | 64 |
44.1%
|
| 2 | B | 26 |
17.9%
|
| 3 | C | 21 |
14.5%
|
| 4 | D | 34 |
23.4%
|
| Sysmiss | 855 |