| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 2 |
0.2%
|
| -1 | Don't know | 14 |
1.2%
|
| 1 | A great deal | 142 |
11.8%
|
| 2 | Quite a lot | 444 |
37%
|
| 3 | Not very much | 379 |
31.6%
|
| 4 | None at all | 219 |
18.3%
|