| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 3 |
0.3%
|
| -1 | Don't know | 5 |
0.5%
|
| 1 | Have done | 83 |
8%
|
| 2 | Might do | 215 |
20.7%
|
| 3 | Would never do | 733 |
70.5%
|