| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 21 |
14.8%
|
| 2 | B | 27 |
19%
|
| 3 | C* | 72 |
50.7%
|
| 4 | D | 22 |
15.5%
|
| Sysmiss | 858 |