| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 2 |
0.2%
|
| -1 | Don't know | 19 |
1.6%
|
| 1 | A great deal | 325 |
26.7%
|
| 2 | Quite a lot | 500 |
41.2%
|
| 3 | Not very much | 262 |
21.6%
|
| 4 | None at all | 107 |
8.8%
|