| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 36 |
1.4%
|
| -1 | Don't know | 4 |
0.2%
|
| 1 | A great deal | 216 |
8.3%
|
| 2 | Quite a lot | 928 |
35.7%
|
| 3 | Not very much | 1014 |
39.1%
|
| 4 | None at all | 398 |
15.3%
|