| Value | Category | Cases | |
|---|---|---|---|
| 1 | radio | 5767 |
37.1%
|
| 2 | television | 2029 |
13%
|
| 3 | newspapers/pamphlets/posters | 629 |
4%
|
| 4 | friends/relatives | 1918 |
12.3%
|
| 5 | health workers | 739 |
4.8%
|
| 6 | textbook | 4266 |
27.4%
|
| 7 | other | 207 |
1.3%
|
| Sysmiss | 19260 |