| Value | Category | Cases | |
|---|---|---|---|
| 1 | For all classes | 1534 |
15.9%
|
| 2 | For some classes | 4021 |
41.7%
|
| 3 | Not for any classes | 4087 |
42.4%
|
| 7 | N/A | 270 | |
| 8 | Invalid | 13 | |
| 9 | Missing | 422 |