| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 5 |
0.3%
|
| -1 | Don't know | 20 |
1.3%
|
| 1 | A great deal | 387 |
25.8%
|
| 2 | Quite a lot | 738 |
49.2%
|
| 3 | Not very much | 252 |
16.8%
|
| 4 | None at all | 97 |
6.5%
|