| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 3 |
0.3%
|
| -1 | Don't know | 3 |
0.3%
|
| 1 | A great deal | 328 |
27.3%
|
| 2 | Quite a lot | 446 |
37.2%
|
| 3 | Not very much | 300 |
25%
|
| 4 | None at all | 120 |
10%
|