| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 4 |
0.4%
|
| -1 | Don't know | 26 |
2.6%
|
| 1 | A great deal | 187 |
18.6%
|
| 2 | Quite a lot | 580 |
57.8%
|
| 3 | Not very much | 154 |
15.4%
|
| 4 | None at all | 52 |
5.2%
|