| Value | Category | Cases | |
|---|---|---|---|
| 1 | A* | 56 |
42.7%
|
| 2 | B | 19 |
14.5%
|
| 3 | C | 20 |
15.3%
|
| 4 | D | 36 |
27.5%
|
| Sysmiss | 869 |