| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 7 |
0.6%
|
| -1 | Don't know | 23 |
1.8%
|
| 1 | A great deal | 123 |
9.7%
|
| 2 | Quite a lot | 261 |
20.6%
|
| 3 | Not very much | 431 |
34%
|
| 4 | None at all | 421 |
33.3%
|