| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 24 |
19%
|
| 2 | B* | 66 |
52.4%
|
| 3 | C | 19 |
15.1%
|
| 4 | D | 17 |
13.5%
|
| Sysmiss | 874 |