| Value | Category | Cases | |
|---|---|---|---|
| 1 | radio | 1435 |
78%
|
| 2 | tv | 33 |
1.8%
|
| 3 | pamphlet | 5 |
0.3%
|
| 4 | other | 366 |
19.9%
|
| Sysmiss | 6947 |