| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never heard | 2690 |
68%
|
| 2 | Heard but do not understand | 796 |
20.1%
|
| 3 | Heard but do understand | 470 |
11.9%
|
| 99 | Not specified | 0 |
0%
|
| Sysmiss | 42 |