| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 73 |
2.3%
|
| 1 | A great deal | 399 |
12.5%
|
| 2 | Quite a lot | 1212 |
37.9%
|
| 3 | Not very much | 1157 |
36.2%
|
| 4 | None at all | 359 |
11.2%
|