| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 4 |
0.2%
|
| 1 | A great deal | 104 |
6%
|
| 2 | Quite a lot | 269 |
15.5%
|
| 3 | Not very much | 557 |
32%
|
| 4 | None at all | 807 |
46.4%
|