| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 11 |
0.9%
|
| -1 | Don't know | 14 |
1.2%
|
| 1 | Have done | 348 |
29%
|
| 2 | Might do | 377 |
31.4%
|
| 3 | Would never do | 450 |
37.5%
|