| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 26 |
2.3%
|
| 1 | A great deal | 84 |
7.5%
|
| 2 | Quite a lot | 172 |
15.3%
|
| 3 | Not very much | 337 |
29.9%
|
| 4 | None at all | 508 |
45.1%
|