| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 18 |
1.2%
|
| -1 | Don't know | 135 |
8.8%
|
| 1 | A great deal | 144 |
9.4%
|
| 2 | Quite a lot | 866 |
56.7%
|
| 3 | Not very much | 308 |
20.2%
|
| 4 | None at all | 57 |
3.7%
|