| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 1 |
0.1%
|
| -1 | Don't know | 14 |
1.4%
|
| 1 | A great deal | 17 |
1.7%
|
| 2 | Quite a lot | 187 |
18.6%
|
| 3 | Not very much | 443 |
44.2%
|
| 4 | None at all | 341 |
34%
|