| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 40 |
25%
|
| 2 | B | 23 |
14.4%
|
| 3 | C | 20 |
12.5%
|
| 4 | D* | 77 |
48.1%
|
| Sysmiss | 840 |