| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 15 |
0.6%
|
| -1 | Don't know | 24 |
1%
|
| 1 | A great deal | 580 |
24%
|
| 2 | Quite a lot | 1081 |
44.8%
|
| 3 | Not very much | 526 |
21.8%
|
| 4 | None at all | 189 |
7.8%
|