| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 4 |
0.3%
|
| -1 | Don't know | 6 |
0.5%
|
| 1 | A great deal | 31 |
2.6%
|
| 2 | Quite a lot | 125 |
10.4%
|
| 3 | Not very much | 561 |
46.8%
|
| 4 | None at all | 473 |
39.4%
|