| Value | Category | Cases | |
|---|---|---|---|
| -9 | Missing Data | 5 |
0.1%
|
| 1 | Heard and understand | 1128 |
28.2%
|
| 2 | Heard but don't understand | 884 |
22.1%
|
| 3 | Never heard | 1983 |
49.6%
|