| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 10 |
6.8%
|
| 2 | B | 11 |
7.5%
|
| 3 | C* | 104 |
70.7%
|
| 4 | D | 22 |
15%
|
| Sysmiss | 853 |