| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 20 |
14%
|
| 2 | B | 23 |
16.1%
|
| 3 | C | 15 |
10.5%
|
| 4 | D* | 85 |
59.4%
|
| Sysmiss | 857 |