| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 2 |
0.2%
|
| -1 | Don't know | 18 |
1.8%
|
| 1 | A great deal | 178 |
17.7%
|
| 2 | Quite a lot | 366 |
36.5%
|
| 3 | Not very much | 280 |
27.9%
|
| 4 | None at all | 159 |
15.9%
|