| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 3 |
0.2%
|
| 1 | A great deal | 399 |
32.3%
|
| 2 | Quite a lot | 490 |
39.6%
|
| 3 | Not very much | 274 |
22.2%
|
| 4 | None at all | 71 |
5.7%
|