| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 1 |
0.1%
|
| -1 | Don't know | 2 |
0.2%
|
| 1 | Have done | 130 |
10.8%
|
| 2 | Might do | 112 |
9.3%
|
| 3 | Would never do | 955 |
79.6%
|