| Value | Category | Cases | |
|---|---|---|---|
| 1 | A* | 289 |
75.9%
|
| 2 | B | 46 |
12.1%
|
| 3 | C | 12 |
3.1%
|
| 4 | D | 34 |
8.9%
|
| Sysmiss | 619 |