| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 6 |
0.5%
|
| -1 | Don't know | 44 |
3.7%
|
| 1 | Have done | 101 |
8.4%
|
| 2 | Might do | 151 |
12.6%
|
| 3 | Would never do | 898 |
74.8%
|