| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 10 |
0.8%
|
| -1 | Don't know | 37 |
3.1%
|
| 1 | Have done | 68 |
5.7%
|
| 2 | Might do | 402 |
33.5%
|
| 3 | Would never do | 683 |
56.9%
|