| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 19 |
1%
|
| -1 | Don't know | 468 |
25.9%
|
| 1 | A great deal | 88 |
4.9%
|
| 2 | Quite a lot | 350 |
19.3%
|
| 3 | Not very much | 489 |
27%
|
| 4 | None at all | 396 |
21.9%
|