| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 2 |
0.2%
|
| -1 | Don't know | 10 |
0.8%
|
| 1 | Have done | 104 |
8.6%
|
| 2 | Might do | 285 |
23.5%
|
| 3 | Would never do | 814 |
67%
|