| Value | Category | Cases | |
|---|---|---|---|
| -9 | Missing Data | 3 |
0.1%
|
| 1 | Heard and understand | 1204 |
30.1%
|
| 2 | Heard but don't understand | 918 |
23%
|
| 3 | Never heard | 1875 |
46.9%
|