| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 4 |
0.3%
|
| 1 | A great deal | 118 |
9%
|
| 2 | Quite a lot | 562 |
42.8%
|
| 3 | Not very much | 511 |
38.9%
|
| 4 | None at all | 118 |
9%
|