| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 19 |
1.7%
|
| 1 | A great deal | 64 |
5.7%
|
| 2 | Quite a lot | 178 |
15.8%
|
| 3 | Not very much | 420 |
37.3%
|
| 4 | None at all | 446 |
39.6%
|