| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 92 |
26.2%
|
| 2 | B* | 139 |
39.6%
|
| 3 | C | 106 |
30.2%
|
| 4 | D | 14 |
4%
|
| Sysmiss | 649 |