| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 23 |
1.5%
|
| -1 | Don't know | 14 |
0.9%
|
| 1 | Have done | 983 |
64.3%
|
| 2 | Might do | 187 |
12.2%
|
| 3 | Would never do | 321 |
21%
|