| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 1 |
0.1%
|
| -1 | Don't know | 52 |
4.3%
|
| 1 | A great deal | 79 |
6.6%
|
| 2 | Quite a lot | 271 |
22.7%
|
| 3 | Not very much | 628 |
52.5%
|
| 4 | None at all | 165 |
13.8%
|