| Value | Category | Cases | |
|---|---|---|---|
| 1 | A | 74 |
19.1%
|
| 2 | B* | 228 |
58.9%
|
| 3 | C | 48 |
12.4%
|
| 4 | D | 37 |
9.6%
|
| Sysmiss | 613 |