| Value | Category | Cases | |
|---|---|---|---|
| 1 | A* | 76 |
52.8%
|
| 2 | B | 25 |
17.4%
|
| 3 | C | 27 |
18.8%
|
| 4 | D | 16 |
11.1%
|
| Sysmiss | 856 |