| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 13 |
9.6%
|
| 2 | B | 10 |
7.4%
|
| 3 | C | 63 |
46.3%
|
| 4 | D* | 50 |
36.8%
|
| Sysmiss | 864 |