| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 36 |
26.9%
|
| 2 | B | 39 |
29.1%
|
| 3 | C | 9 |
6.7%
|
| 4 | D* | 50 |
37.3%
|
| Sysmiss | 866 |