| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 2 |
0.2%
|
| -1 | Don't know | 23 |
1.9%
|
| 1 | Have done | 243 |
20.3%
|
| 2 | Might do | 436 |
36.3%
|
| 3 | Would never do | 496 |
41.3%
|