| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 28 |
20.3%
|
| 2 | B | 28 |
20.3%
|
| 3 | C | 17 |
12.3%
|
| 4 | D* | 65 |
47.1%
|
| Sysmiss | 862 |