| Value | Category | Cases | |
|---|---|---|---|
| 1 | A* | 182 |
48.3%
|
| 2 | B | 97 |
25.7%
|
| 3 | C | 38 |
10.1%
|
| 4 | D | 60 |
15.9%
|
| Sysmiss | 623 |