| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 6 |
0.6%
|
| -1 | Don't know | 5 |
0.5%
|
| 1 | Have done | 118 |
11.4%
|
| 2 | Might do | 232 |
22.3%
|
| 3 | Would never do | 678 |
65.3%
|