| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 3 |
0.3%
|
| -1 | Don't know | 800 |
66.7%
|
| 1 | A great deal | 9 |
0.8%
|
| 2 | Quite a lot | 55 |
4.6%
|
| 3 | Not very much | 85 |
7.1%
|
| 4 | None at all | 248 |
20.7%
|