| Value | Category | Cases | |
|---|---|---|---|
| 1 | television | 336 |
83.6%
|
| 2 | radio | 13 |
3.2%
|
| 3 | friend or relative | 14 |
3.5%
|
| 4 | newspapers | 10 |
2.5%
|
| 5 | leaflets | 12 |
3%
|
| 6 | doctor/nurse | 9 |
2.2%
|
| 7 | inschool | 6 |
1.5%
|
| 8 | workplace | 2 |
0.5%
|
| 9 | other | 0 |
0%
|
| Sysmiss | 271 |