| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 4 |
0.2%
|
| -1 | Don't know | 133 |
7.6%
|
| 1 | A great deal | 149 |
8.6%
|
| 2 | Quite a lot | 359 |
20.6%
|
| 3 | Not very much | 497 |
28.5%
|
| 4 | None at all | 599 |
34.4%
|