| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 8 |
0.7%
|
| -1 | Don't know | 137 |
11.4%
|
| 1 | A great deal | 69 |
5.8%
|
| 2 | Quite a lot | 470 |
39.2%
|
| 3 | Not very much | 406 |
33.8%
|
| 4 | None at all | 110 |
9.2%
|