| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 20 |
15.9%
|
| 2 | B* | 80 |
63.5%
|
| 3 | C | 13 |
10.3%
|
| 4 | D | 13 |
10.3%
|
| Sysmiss | 874 |