| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 2 |
0.2%
|
| -1 | Don't know | 48 |
4%
|
| 1 | A great deal | 51 |
4.3%
|
| 2 | Quite a lot | 345 |
28.8%
|
| 3 | Not very much | 493 |
41.1%
|
| 4 | None at all | 261 |
21.8%
|