| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 10 |
0.7%
|
| -1 | Don't know | 623 |
46%
|
| 1 | A great deal | 40 |
3%
|
| 2 | Quite a lot | 344 |
25.4%
|
| 3 | Not very much | 286 |
21.1%
|
| 4 | None at all | 50 |
3.7%
|