| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 12 |
0.7%
|
| 1 | A great deal | 128 |
7.1%
|
| 2 | Quite a lot | 488 |
26.9%
|
| 3 | Not very much | 774 |
42.7%
|
| 4 | None at all | 411 |
22.7%
|