| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 2 |
0.2%
|
| -1 | Don't know | 29 |
2.4%
|
| 1 | Have done | 47 |
3.9%
|
| 2 | Might do | 366 |
30.5%
|
| 3 | Would never do | 756 |
63%
|