| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 3 |
0.3%
|
| -1 | Don't know | 20 |
2%
|
| 1 | A great deal | 38 |
3.8%
|
| 2 | Quite a lot | 361 |
36.1%
|
| 3 | Not very much | 410 |
41%
|
| 4 | None at all | 168 |
16.8%
|