| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 4 |
0.3%
|
| 1 | A great deal | 127 |
9.7%
|
| 2 | Quite a lot | 658 |
50.1%
|
| 3 | Not very much | 482 |
36.7%
|
| 4 | None at all | 42 |
3.2%
|