| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 4 |
0.3%
|
| -1 | Don't know | 21 |
1.8%
|
| 1 | A great deal | 77 |
6.4%
|
| 2 | Quite a lot | 257 |
21.4%
|
| 3 | Not very much | 554 |
46.2%
|
| 4 | None at all | 287 |
23.9%
|