| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 1 |
0.1%
|
| -1 | Don't know | 24 |
2%
|
| 1 | A great deal | 109 |
9.1%
|
| 2 | Quite a lot | 599 |
49.9%
|
| 3 | Not very much | 319 |
26.6%
|
| 4 | None at all | 148 |
12.3%
|