| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 17 |
4.5%
|
| 2 | B | 28 |
7.5%
|
| 3 | C* | 292 |
78.1%
|
| 4 | D | 37 |
9.9%
|
| Sysmiss | 626 |