| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 3 |
0.2%
|
| -1 | Don't know | 36 |
2.6%
|
| 1 | Have done | 222 |
15.9%
|
| 2 | Might do | 521 |
37.2%
|
| 3 | Would never do | 618 |
44.1%
|