| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 20 |
1.1%
|
| -1 | Don't know | 443 |
24.5%
|
| 1 | A great deal | 68 |
3.8%
|
| 2 | Quite a lot | 371 |
20.5%
|
| 3 | Not very much | 499 |
27.6%
|
| 4 | None at all | 409 |
22.6%
|