| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 1 |
0.1%
|
| -1 | Don't know | 57 |
4.8%
|
| 1 | A great deal | 89 |
7.4%
|
| 2 | Quite a lot | 535 |
44.6%
|
| 3 | Not very much | 399 |
33.3%
|
| 4 | None at all | 119 |
9.9%
|