| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 2 |
0.2%
|
| -1 | Don't know | 16 |
1.3%
|
| 1 | Have done | 161 |
13.3%
|
| 2 | Might do | 397 |
32.7%
|
| 3 | Would never do | 639 |
52.6%
|