| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 28 |
20.9%
|
| 2 | B* | 58 |
43.3%
|
| 3 | C | 25 |
18.7%
|
| 4 | D | 23 |
17.2%
|
| Sysmiss | 866 |