| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 5 |
0.5%
|
| -1 | Don't know | 48 |
4.8%
|
| 1 | Have done | 157 |
15.7%
|
| 2 | Might do | 410 |
40.9%
|
| 3 | Would never do | 383 |
38.2%
|