| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 5 |
0.4%
|
| -1 | Don't know | 11 |
0.9%
|
| 1 | A great deal | 36 |
3%
|
| 2 | Quite a lot | 224 |
18.7%
|
| 3 | Not very much | 439 |
36.6%
|
| 4 | None at all | 485 |
40.4%
|