| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 3 |
0.2%
|
| -1 | Don't know | 28 |
1.8%
|
| 1 | Have done | 982 |
64.3%
|
| 2 | Might do | 341 |
22.3%
|
| 3 | Would never do | 174 |
11.4%
|