| Value | Category | Cases | |
|---|---|---|---|
| 1 | A* | 71 |
52.6%
|
| 2 | B | 13 |
9.6%
|
| 3 | C | 30 |
22.2%
|
| 4 | D | 21 |
15.6%
|
| Sysmiss | 865 |