| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 5 |
0.4%
|
| -1 | Don't know | 20 |
1.7%
|
| 1 | Have done | 121 |
10.1%
|
| 2 | Might do | 180 |
15%
|
| 3 | Would never do | 874 |
72.8%
|