| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 10 |
0.7%
|
| -1 | Don't know | 561 |
41.5%
|
| 1 | A great deal | 35 |
2.6%
|
| 2 | Quite a lot | 410 |
30.3%
|
| 3 | Not very much | 280 |
20.7%
|
| 4 | None at all | 57 |
4.2%
|