| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 6 |
0.5%
|
| -1 | Don't know | 3 |
0.3%
|
| 1 | A great deal | 114 |
9.5%
|
| 2 | Quite a lot | 295 |
24.6%
|
| 3 | Not very much | 586 |
48.8%
|
| 4 | None at all | 196 |
16.3%
|