| Value | Category | Cases | |
|---|---|---|---|
| 1 | A* | 39 |
31.2%
|
| 2 | B | 30 |
24%
|
| 3 | C | 42 |
33.6%
|
| 4 | D | 14 |
11.2%
|
| Sysmiss | 875 |