| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 10 |
0.8%
|
| -1 | Don't know | 61 |
5.1%
|
| 1 | A great deal | 188 |
15.7%
|
| 2 | Quite a lot | 340 |
28.3%
|
| 3 | Not very much | 321 |
26.8%
|
| 4 | None at all | 280 |
23.3%
|