| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 28 |
23.1%
|
| 2 | B | 22 |
18.2%
|
| 3 | C* | 62 |
51.2%
|
| 4 | D | 9 |
7.4%
|
| Sysmiss | 879 |