| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 123 |
8.8%
|
| 2 | B | 327 |
23.4%
|
| 3 | C | 709 |
50.7%
|
| 4 | D | 240 |
17.2%
|
| Sysmiss | 13 |