| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 17 |
13.4%
|
| 2 | B* | 48 |
37.8%
|
| 3 | C | 46 |
36.2%
|
| 4 | D | 16 |
12.6%
|
| Sysmiss | 873 |