| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 21 |
1.7%
|
| -1 | Don't know | 307 |
25.1%
|
| 1 | A great deal | 81 |
6.6%
|
| 2 | Quite a lot | 357 |
29.2%
|
| 3 | Not very much | 239 |
19.5%
|
| 4 | None at all | 218 |
17.8%
|