| Value | Category | Cases | |
|---|---|---|---|
| 1 | For all classes | 2898 |
30%
|
| 2 | For some classes | 4344 |
44.9%
|
| 3 | Not for any classes | 2434 |
25.2%
|
| 7 | N/A | 270 | |
| 8 | Invalid | 9 | |
| 9 | Missing | 392 |