| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 1 |
0.1%
|
| -1 | Don't know | 32 |
2.7%
|
| 1 | A great deal | 245 |
20.5%
|
| 2 | Quite a lot | 371 |
31%
|
| 3 | Not very much | 420 |
35.1%
|
| 4 | None at all | 127 |
10.6%
|