| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 5 |
0.4%
|
| -1 | Don't know | 18 |
1.5%
|
| 1 | Have done | 144 |
12%
|
| 2 | Might do | 153 |
12.8%
|
| 3 | Would never do | 880 |
73.3%
|