| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 8 |
0.6%
|
| -1 | Don't know | 55 |
4.4%
|
| 1 | A great deal | 67 |
5.3%
|
| 2 | Quite a lot | 230 |
18.3%
|
| 3 | Not very much | 399 |
31.7%
|
| 4 | None at all | 498 |
39.6%
|