| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 1 |
0.1%
|
| -1 | Don't know | 19 |
1.4%
|
| 1 | Have done | 157 |
11.2%
|
| 2 | Might do | 642 |
45.9%
|
| 3 | Would never do | 581 |
41.5%
|