| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 2 |
0.2%
|
| -1 | Don't know | 9 |
0.7%
|
| 1 | Have done | 488 |
40.2%
|
| 2 | Might do | 338 |
27.8%
|
| 3 | Would never do | 378 |
31.1%
|