| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 21 |
1.4%
|
| -1 | Don't know | 169 |
11.1%
|
| 1 | A great deal | 65 |
4.3%
|
| 2 | Quite a lot | 623 |
40.8%
|
| 3 | Not very much | 510 |
33.4%
|
| 4 | None at all | 140 |
9.2%
|