| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 7 |
0.7%
|
| -1 | Don't know | 28 |
2.8%
|
| 1 | A great deal | 29 |
2.9%
|
| 2 | Quite a lot | 261 |
26%
|
| 3 | Not very much | 450 |
44.9%
|
| 4 | None at all | 228 |
22.7%
|