| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 18 |
12.2%
|
| 2 | B* | 97 |
66%
|
| 3 | C | 17 |
11.6%
|
| 4 | D | 15 |
10.2%
|
| Sysmiss | 853 |