| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 21 |
0.8%
|
| -1 | Don't know | 4 |
0.2%
|
| 1 | A great deal | 319 |
12.3%
|
| 2 | Quite a lot | 1004 |
38.7%
|
| 3 | Not very much | 940 |
36.2%
|
| 4 | None at all | 308 |
11.9%
|