| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 384 |
32%
|
| 1 | A great deal | 150 |
12.5%
|
| 2 | Quite a lot | 246 |
20.5%
|
| 3 | Not very much | 267 |
22.3%
|
| 4 | None at all | 153 |
12.8%
|