| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 20 |
1.1%
|
| -1 | Don't know | 601 |
34.1%
|
| 1 | A great deal | 52 |
3%
|
| 2 | Quite a lot | 367 |
20.8%
|
| 3 | Not very much | 265 |
15%
|
| 4 | None at all | 457 |
25.9%
|