| Value | Category | Cases | |
|---|---|---|---|
| -5 | Missing; Not available | 3 |
0.3%
|
| -2 | No answer | 1 |
0.1%
|
| -1 | Don't know | 20 |
1.7%
|
| 1 | Have done | 367 |
30.7%
|
| 2 | Might do | 331 |
27.7%
|
| 3 | Would never do | 474 |
39.6%
|