| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 11 |
0.9%
|
| -1 | Don't know | 359 |
27.9%
|
| 1 | A great deal | 40 |
3.1%
|
| 2 | Quite a lot | 332 |
25.8%
|
| 3 | Not very much | 339 |
26.3%
|
| 4 | None at all | 208 |
16.1%
|