| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 3 |
0.1%
|
| -1 | Don't know | 30 |
0.9%
|
| 1 | A great deal | 473 |
14.8%
|
| 2 | Quite a lot | 1110 |
34.7%
|
| 3 | Not very much | 1212 |
37.9%
|
| 4 | None at all | 372 |
11.6%
|