| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 3 |
0.3%
|
| -1 | Don't know | 116 |
9.7%
|
| 1 | A great deal | 186 |
15.5%
|
| 2 | Quite a lot | 515 |
42.9%
|
| 3 | Not very much | 296 |
24.7%
|
| 4 | None at all | 84 |
7%
|