| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 27 |
18.5%
|
| 2 | B* | 64 |
43.8%
|
| 3 | C | 15 |
10.3%
|
| 4 | D | 40 |
27.4%
|
| Sysmiss | 854 |