| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 2 |
0.2%
|
| -1 | Don't know | 15 |
1.2%
|
| 1 | A great deal | 233 |
18.4%
|
| 2 | Quite a lot | 405 |
32%
|
| 3 | Not very much | 425 |
33.6%
|
| 4 | None at all | 186 |
14.7%
|