| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 6 |
0.5%
|
| -1 | Don't know | 109 |
8.9%
|
| 1 | A great deal | 77 |
6.3%
|
| 2 | Quite a lot | 319 |
26.1%
|
| 3 | Not very much | 303 |
24.8%
|
| 4 | None at all | 409 |
33.4%
|