| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 1 |
0.1%
|
| -1 | Don't know | 20 |
1.7%
|
| 1 | A great deal | 48 |
4%
|
| 2 | Quite a lot | 418 |
34.8%
|
| 3 | Not very much | 440 |
36.7%
|
| 4 | None at all | 273 |
22.8%
|