| Value | Category | Cases | |
|---|---|---|---|
| 1 | Family/relative/friend | 1992 |
43.4%
|
| 2 | Radio/TV | 1873 |
40.8%
|
| 3 | Health worker | 613 |
13.4%
|
| 4 | Other | 110 |
2.4%
|
| Sysmiss | 2764 |