| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 6 |
0.4%
|
| -1 | Don't know | 31 |
2.1%
|
| 1 | A great deal | 122 |
8.1%
|
| 2 | Quite a lot | 638 |
42.6%
|
| 3 | Not very much | 452 |
30.2%
|
| 4 | None at all | 250 |
16.7%
|