| Value | Category | Cases | |
|---|---|---|---|
| 1 | A* | 87 |
63.5%
|
| 2 | B | 15 |
10.9%
|
| 3 | C | 14 |
10.2%
|
| 4 | D | 21 |
15.3%
|
| Sysmiss | 863 |