| Value | Category | Cases | |
|---|---|---|---|
| 1 | A* | 84 |
61.8%
|
| 2 | B | 13 |
9.6%
|
| 3 | C | 21 |
15.4%
|
| 4 | D | 18 |
13.2%
|
| Sysmiss | 864 |