| Value | Category | Cases | |
|---|---|---|---|
| 1 | A* | 67 |
42.1%
|
| 2 | B | 12 |
7.5%
|
| 3 | C | 5 |
3.1%
|
| 4 | D | 75 |
47.2%
|
| Sysmiss | 841 |