| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 2 |
0.2%
|
| -1 | Don't know | 96 |
8%
|
| 1 | A great deal | 64 |
5.3%
|
| 2 | Quite a lot | 468 |
39%
|
| 3 | Not very much | 444 |
37%
|
| 4 | None at all | 126 |
10.5%
|