| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 12 |
9.2%
|
| 2 | B | 10 |
7.6%
|
| 3 | C | 17 |
13%
|
| 4 | D* | 92 |
70.2%
|
| Sysmiss | 869 |