| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 13 |
1.1%
|
| -1 | Don't know | 116 |
9.7%
|
| 1 | A great deal | 12 |
1%
|
| 2 | Quite a lot | 95 |
7.9%
|
| 3 | Not very much | 403 |
33.6%
|
| 4 | None at all | 561 |
46.8%
|