| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 409 |
34%
|
| 1 | A great deal | 42 |
3.5%
|
| 2 | Quite a lot | 108 |
9%
|
| 3 | Not very much | 149 |
12.4%
|
| 4 | None at all | 495 |
41.1%
|