| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 14 |
1.4%
|
| -1 | Don't know | 31 |
3.1%
|
| 1 | A great deal | 156 |
15.6%
|
| 2 | Quite a lot | 372 |
37.2%
|
| 3 | Not very much | 305 |
30.5%
|
| 4 | None at all | 122 |
12.2%
|