| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 4 |
0.3%
|
| -1 | Don't know | 79 |
6.5%
|
| 1 | A great deal | 47 |
3.8%
|
| 2 | Quite a lot | 260 |
21.3%
|
| 3 | Not very much | 376 |
30.7%
|
| 4 | None at all | 457 |
37.4%
|