| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 17 |
0.9%
|
| 1 | A great deal | 17 |
0.9%
|
| 2 | Quite a lot | 323 |
17.8%
|
| 3 | Not very much | 1055 |
58.2%
|
| 4 | None at all | 401 |
22.1%
|