| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 20 |
0.8%
|
| -1 | Don't know | 114 |
4.7%
|
| 1 | A great deal | 281 |
11.6%
|
| 2 | Quite a lot | 1096 |
45.4%
|
| 3 | Not very much | 636 |
26.3%
|
| 4 | None at all | 268 |
11.1%
|