| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 20 |
15.5%
|
| 2 | B* | 93 |
72.1%
|
| 3 | C | 6 |
4.7%
|
| 4 | D | 10 |
7.8%
|
| Sysmiss | 871 |