| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 40 |
3.3%
|
| -1 | Don't know | 99 |
8.3%
|
| 1 | A great deal | 130 |
10.8%
|
| 2 | Quite a lot | 423 |
35.3%
|
| 3 | Not very much | 335 |
27.9%
|
| 4 | None at all | 173 |
14.4%
|