| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 4 |
0.4%
|
| -1 | Don't know | 4 |
0.4%
|
| 1 | Have done | 601 |
60.1%
|
| 2 | Might do | 134 |
13.4%
|
| 3 | Would never do | 257 |
25.7%
|