| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 8 |
0.6%
|
| -1 | Don't know | 149 |
11.9%
|
| 1 | A great deal | 117 |
9.3%
|
| 2 | Quite a lot | 383 |
30.5%
|
| 3 | Not very much | 335 |
26.7%
|
| 4 | None at all | 265 |
21.1%
|