| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 21 |
1.8%
|
| -1 | Don't know | 46 |
3.8%
|
| 1 | A great deal | 163 |
13.6%
|
| 2 | Quite a lot | 576 |
48%
|
| 3 | Not very much | 265 |
22.1%
|
| 4 | None at all | 129 |
10.8%
|