| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 4 |
0.3%
|
| -1 | Don't know | 925 |
77.1%
|
| 1 | A great deal | 3 |
0.3%
|
| 2 | Quite a lot | 7 |
0.6%
|
| 3 | Not very much | 43 |
3.6%
|
| 4 | None at all | 218 |
18.2%
|