| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 2 |
0.2%
|
| -1 | Don't know | 18 |
1.5%
|
| 1 | A great deal | 508 |
41.5%
|
| 2 | Quite a lot | 356 |
29.1%
|
| 3 | Not very much | 230 |
18.8%
|
| 4 | None at all | 109 |
8.9%
|