| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 16 |
11.9%
|
| 2 | B | 36 |
26.9%
|
| 3 | C* | 51 |
38.1%
|
| 4 | D | 31 |
23.1%
|
| Sysmiss | 866 |