| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 33 |
2.2%
|
| -1 | Don't know | 234 |
15.3%
|
| 1 | A great deal | 126 |
8.2%
|
| 2 | Quite a lot | 773 |
50.6%
|
| 3 | Not very much | 322 |
21.1%
|
| 4 | None at all | 40 |
2.6%
|