| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 15 |
10.2%
|
| 2 | B | 17 |
11.6%
|
| 3 | C* | 113 |
76.9%
|
| 4 | D | 2 |
1.4%
|
| Sysmiss | 853 |