| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 3 |
0.2%
|
| -1 | Don't know | 8 |
0.5%
|
| 1 | Have done | 497 |
33.2%
|
| 2 | Might do | 539 |
36%
|
| 3 | Would never do | 452 |
30.2%
|