| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 11 |
1.1%
|
| -1 | Don't know | 44 |
4.4%
|
| 1 | Have done | 118 |
11.8%
|
| 2 | Might do | 415 |
41.5%
|
| 3 | Would never do | 412 |
41.2%
|