| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 23 |
2.3%
|
| -1 | Don't know | 9 |
0.9%
|
| 1 | A great deal | 78 |
7.8%
|
| 2 | Quite a lot | 343 |
34.3%
|
| 3 | Not very much | 366 |
36.6%
|
| 4 | None at all | 181 |
18.1%
|