| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 21 |
17.5%
|
| 2 | B | 39 |
32.5%
|
| 3 | C | 13 |
10.8%
|
| 4 | D* | 47 |
39.2%
|
| Sysmiss | 880 |