| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 35 |
27.1%
|
| 2 | B | 47 |
36.4%
|
| 3 | C* | 34 |
26.4%
|
| 4 | D | 13 |
10.1%
|
| Sysmiss | 871 |