| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 16 |
13.6%
|
| 2 | B | 11 |
9.3%
|
| 3 | C | 33 |
28%
|
| 4 | D* | 58 |
49.2%
|
| Sysmiss | 882 |