| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 10 |
0.8%
|
| -1 | Don't know | 252 |
20.6%
|
| 1 | A great deal | 41 |
3.4%
|
| 2 | Quite a lot | 232 |
19%
|
| 3 | Not very much | 275 |
22.5%
|
| 4 | None at all | 413 |
33.8%
|