| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 34 |
23.1%
|
| 2 | B | 22 |
15%
|
| 3 | C | 21 |
14.3%
|
| 4 | D* | 70 |
47.6%
|
| Sysmiss | 853 |