| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 4 |
0.4%
|
| -1 | Don't know | 1 |
0.1%
|
| 1 | Have done | 274 |
26.4%
|
| 2 | Might do | 442 |
42.5%
|
| 3 | Would never do | 318 |
30.6%
|