| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 13 |
9.8%
|
| 2 | B | 20 |
15.2%
|
| 3 | C | 14 |
10.6%
|
| 4 | D* | 85 |
64.4%
|
| Sysmiss | 868 |