| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 2 |
0.1%
|
| -1 | Don't know | 30 |
1.5%
|
| 1 | A great deal | 352 |
17%
|
| 2 | Quite a lot | 624 |
30.2%
|
| 3 | Not very much | 834 |
40.3%
|
| 4 | None at all | 225 |
10.9%
|