| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 2 |
0.2%
|
| -1 | Don't know | 15 |
1.5%
|
| 1 | A great deal | 46 |
4.6%
|
| 2 | Quite a lot | 325 |
32.5%
|
| 3 | Not very much | 376 |
37.6%
|
| 4 | None at all | 236 |
23.6%
|