| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 12 |
9.3%
|
| 2 | B* | 92 |
71.3%
|
| 3 | C | 13 |
10.1%
|
| 4 | D | 12 |
9.3%
|
| Sysmiss | 871 |