| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 1 |
0.1%
|
| -1 | Don't know | 54 |
4.5%
|
| 1 | A great deal | 103 |
8.6%
|
| 2 | Quite a lot | 507 |
42.3%
|
| 3 | Not very much | 385 |
32.1%
|
| 4 | None at all | 150 |
12.5%
|