| Value | Category | Cases | |
|---|---|---|---|
| 1 | For all subjects | 1587 |
11%
|
| 2 | For some subjects | 3970 |
27.6%
|
| 3 | Not for any subject | 6484 |
45.1%
|
| 7 | N/A | 377 |
2.6%
|
| 8 | Invalid | 9 |
0.1%
|
| 9 | Missing | 1938 |
13.5%
|