| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 7 |
0.6%
|
| -1 | Don't know | 22 |
1.8%
|
| 1 | Have done | 292 |
24.3%
|
| 2 | Might do | 400 |
33.3%
|
| 3 | Would never do | 479 |
39.9%
|