| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 30 |
2.5%
|
| -1 | Don't know | 154 |
12.8%
|
| 1 | A great deal | 211 |
17.6%
|
| 2 | Quite a lot | 233 |
19.4%
|
| 3 | Not very much | 233 |
19.4%
|
| 4 | None at all | 339 |
28.3%
|