| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 9 |
6.2%
|
| 2 | B* | 88 |
60.3%
|
| 3 | C | 18 |
12.3%
|
| 4 | D | 31 |
21.2%
|
| Sysmiss | 854 |