| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 12 |
0.9%
|
| -1 | Don't know | 141 |
10.4%
|
| 1 | Have done | 279 |
20.6%
|
| 2 | Might do | 406 |
30%
|
| 3 | Would never do | 515 |
38.1%
|