| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 1 |
0.1%
|
| 1 | A great deal | 499 |
40.3%
|
| 2 | Quite a lot | 436 |
35.2%
|
| 3 | Not very much | 233 |
18.8%
|
| 4 | None at all | 68 |
5.5%
|