| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 9 |
0.5%
|
| -1 | Don't know | 102 |
5.8%
|
| 1 | A great deal | 136 |
7.7%
|
| 2 | Quite a lot | 788 |
44.7%
|
| 3 | Not very much | 401 |
22.8%
|
| 4 | None at all | 326 |
18.5%
|