| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 15 |
1.5%
|
| -1 | Don't know | 50 |
5%
|
| 1 | Have done | 96 |
9.6%
|
| 2 | Might do | 272 |
27.2%
|
| 3 | Would never do | 567 |
56.7%
|