| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 12 |
8.4%
|
| 2 | B* | 59 |
41.3%
|
| 3 | C | 31 |
21.7%
|
| 4 | D | 41 |
28.7%
|
| Sysmiss | 857 |