| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never heard | 2877 |
72.6%
|
| 2 | Heard but do not understand | 660 |
16.7%
|
| 3 | Heard but do understand | 425 |
10.7%
|
| 99 | Not specified | 0 |
0%
|
| Sysmiss | 36 |