| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 135 |
11%
|
| 1 | A great deal | 116 |
9.5%
|
| 2 | Quite a lot | 625 |
51.1%
|
| 3 | Not very much | 306 |
25%
|
| 4 | None at all | 41 |
3.4%
|