| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 26 |
16.5%
|
| 2 | B | 57 |
36.1%
|
| 3 | C | 9 |
5.7%
|
| 4 | D* | 66 |
41.8%
|
| Sysmiss | 842 |