| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 2 |
0.2%
|
| -1 | Don't know | 71 |
5.9%
|
| 1 | A great deal | 96 |
8%
|
| 2 | Quite a lot | 559 |
46.6%
|
| 3 | Not very much | 359 |
29.9%
|
| 4 | None at all | 113 |
9.4%
|