| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 25 |
2.1%
|
| -1 | Don't know | 208 |
17.3%
|
| 1 | A great deal | 126 |
10.5%
|
| 2 | Quite a lot | 144 |
12%
|
| 3 | Not very much | 262 |
21.8%
|
| 4 | None at all | 435 |
36.3%
|