| participant | 18 - 20 year | 21 - 29 year | 30 - 39 year | 40 - 50 year | Total | Percentage |
| Yes | 11 | 80 | 21 | 4 | 116 | 31.9% |
| No | 4 | 23 | 9 | 5 | 41 | 11.2 |
| Don’t know | 24 | 132 | 26 | 21 | 203 | 55.9 |