| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 3 |
0.2%
|
| -1 | Don't know | 13 |
0.7%
|
| 1 | Have done | 72 |
4.1%
|
| 2 | Might do | 413 |
23.7%
|
| 3 | Would never do | 1240 |
71.2%
|