| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never heard | 3155 |
79.6%
|
| 2 | Heard but do not understand | 469 |
11.8%
|
| 3 | Heard but do understand | 342 |
8.6%
|
| 99 | Not specified | 0 |
0%
|
| Sysmiss | 32 |