| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 11 |
8.7%
|
| 2 | B | 11 |
8.7%
|
| 3 | C* | 67 |
53.2%
|
| 4 | D | 37 |
29.4%
|
| Sysmiss | 874 |