| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 38 |
3.2%
|
| -1 | Don't know | 232 |
19.3%
|
| 1 | A great deal | 179 |
14.9%
|
| 2 | Quite a lot | 160 |
13.3%
|
| 3 | Not very much | 205 |
17.1%
|
| 4 | None at all | 386 |
32.2%
|