| Value | Category | Cases | |
|---|---|---|---|
| 1 | A* | 66 |
48.5%
|
| 2 | B | 30 |
22.1%
|
| 3 | C | 28 |
20.6%
|
| 4 | D | 12 |
8.8%
|
| Sysmiss | 864 |