| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 1 |
0.2%
|
| -1 | Don't know | 30 |
6.7%
|
| 1 | A great deal | 70 |
15.7%
|
| 2 | Quite a lot | 261 |
58.4%
|
| 3 | Not very much | 73 |
16.3%
|
| 4 | None at all | 12 |
2.7%
|