| Value | Category | Cases | |
|---|---|---|---|
| 1 | For all subjects | 1541 |
10.7%
|
| 2 | For some subjects | 5123 |
35.7%
|
| 3 | Not for any subject | 5733 |
39.9%
|
| 7 | N/A | 379 |
2.6%
|
| 8 | Invalid | 13 |
0.1%
|
| 9 | Missing | 1576 |
11%
|