| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 11 |
0.8%
|
| -1 | Don't know | 286 |
21.1%
|
| 1 | Have done | 25 |
1.8%
|
| 2 | Might do | 350 |
25.9%
|
| 3 | Would never do | 681 |
50.3%
|