| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 9 |
0.7%
|
| -1 | Don't know | 319 |
23.6%
|
| 1 | A great deal | 31 |
2.3%
|
| 2 | Quite a lot | 445 |
32.9%
|
| 3 | Not very much | 454 |
33.6%
|
| 4 | None at all | 95 |
7%
|