| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 5 |
0.4%
|
| -1 | Don't know | 12 |
1%
|
| 1 | A great deal | 94 |
7.8%
|
| 2 | Quite a lot | 336 |
28%
|
| 3 | Not very much | 394 |
32.8%
|
| 4 | None at all | 359 |
29.9%
|