| Value | Category | Cases | |
|---|---|---|---|
| 1 | For all classes | 1571 |
16.2%
|
| 2 | For some classes | 3543 |
36.6%
|
| 3 | Not for any classes | 4554 |
47.1%
|
| 7 | N/A | 270 | |
| 8 | Invalid | 12 | |
| 9 | Missing | 397 |