| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 CB | 555 |
35%
|
| 2 | 2 CB | 417 |
26.3%
|
| 3 | 3 CB | 393 |
24.8%
|
| 4 | 1 BD | 222 |
14%
|
| 5 | Ungraded or other grade | 0 |
0%
|
| Sysmiss | 19 |