| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 2 |
0.2%
|
| -1 | Don't know | 368 |
30.7%
|
| 1 | A great deal | 150 |
12.5%
|
| 2 | Quite a lot | 391 |
32.6%
|
| 3 | Not very much | 204 |
17%
|
| 4 | None at all | 85 |
7.1%
|