| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 3 |
2.2%
|
| 2 | B* | 59 |
43.7%
|
| 3 | C | 31 |
23%
|
| 4 | D | 42 |
31.1%
|
| Sysmiss | 865 |