| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 9 |
0.7%
|
| 1 | A great deal | 283 |
22.9%
|
| 2 | Quite a lot | 393 |
31.8%
|
| 3 | Not very much | 368 |
29.7%
|
| 4 | None at all | 184 |
14.9%
|