| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 2 |
0.2%
|
| -1 | Don't know | 108 |
8.7%
|
| 1 | A great deal | 424 |
34.3%
|
| 2 | Quite a lot | 370 |
29.9%
|
| 3 | Not very much | 236 |
19.1%
|
| 4 | None at all | 97 |
7.8%
|