| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 6 |
0.6%
|
| -1 | Don't know | 100 |
10%
|
| 1 | A great deal | 103 |
10.3%
|
| 2 | Quite a lot | 309 |
30.9%
|
| 3 | Not very much | 325 |
32.5%
|
| 4 | None at all | 157 |
15.7%
|