| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 65 |
5.4%
|
| -1 | Don't know | 146 |
12.2%
|
| 1 | A great deal | 131 |
10.9%
|
| 2 | Quite a lot | 437 |
36.4%
|
| 3 | Not very much | 277 |
23.1%
|
| 4 | None at all | 144 |
12%
|