| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 2 |
0.2%
|
| -1 | Don't know | 27 |
2.3%
|
| 1 | A great deal | 256 |
21.3%
|
| 2 | Quite a lot | 282 |
23.5%
|
| 3 | Not very much | 311 |
25.9%
|
| 4 | None at all | 322 |
26.8%
|