| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 1 |
0.1%
|
| -1 | Don't know | 4 |
0.3%
|
| 1 | A great deal | 88 |
7.3%
|
| 2 | Quite a lot | 363 |
30.3%
|
| 3 | Not very much | 417 |
34.8%
|
| 4 | None at all | 327 |
27.3%
|