| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 3 |
0.3%
|
| -1 | Don't know | 15 |
1.5%
|
| 1 | A great deal | 45 |
4.5%
|
| 2 | Quite a lot | 258 |
25.8%
|
| 3 | Not very much | 453 |
45.3%
|
| 4 | None at all | 226 |
22.6%
|