| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 72 |
19.1%
|
| 2 | B | 9 |
2.4%
|
| 3 | C | 33 |
8.8%
|
| 4 | D* | 262 |
69.7%
|
| Sysmiss | 624 |