| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 24 |
17.9%
|
| 2 | B | 23 |
17.2%
|
| 3 | C* | 50 |
37.3%
|
| 4 | D | 37 |
27.6%
|
| Sysmiss | 866 |