| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 7 |
0.6%
|
| -1 | Don't know | 7 |
0.6%
|
| 1 | Have done | 225 |
18.8%
|
| 2 | Might do | 377 |
31.4%
|
| 3 | Would never do | 584 |
48.7%
|