| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 18 |
1%
|
| -1 | Don't know | 339 |
18.7%
|
| 1 | A great deal | 44 |
2.4%
|
| 2 | Quite a lot | 193 |
10.7%
|
| 3 | Not very much | 479 |
26.5%
|
| 4 | None at all | 737 |
40.7%
|