| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 3 |
0.1%
|
| -1 | Don't know | 8 |
0.4%
|
| 1 | A great deal | 663 |
32.1%
|
| 2 | Quite a lot | 350 |
16.9%
|
| 3 | Not very much | 657 |
31.8%
|
| 4 | None at all | 386 |
18.7%
|