| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 10 |
0.8%
|
| -1 | Don't know | 35 |
2.9%
|
| 1 | Have done | 153 |
12.8%
|
| 2 | Might do | 322 |
26.8%
|
| 3 | Would never do | 680 |
56.7%
|