| Value | Category | Cases | |
|---|---|---|---|
| 1 | radio | 81 |
14.3%
|
| 2 | tv | 2 |
0.4%
|
| 3 | pamphlet | 0 |
0%
|
| 4 | other | 484 |
85.4%
|
| Sysmiss | 8219 |