| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 5 |
0.4%
|
| -1 | Don't know | 129 |
10.5%
|
| 1 | A great deal | 96 |
7.8%
|
| 2 | Quite a lot | 461 |
37.7%
|
| 3 | Not very much | 266 |
21.7%
|
| 4 | None at all | 266 |
21.7%
|