| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 27 |
21.3%
|
| 2 | B | 12 |
9.4%
|
| 3 | C | 10 |
7.9%
|
| 4 | D* | 78 |
61.4%
|
| Sysmiss | 873 |