| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 5 |
0.4%
|
| -1 | Don't know | 19 |
1.6%
|
| 1 | A great deal | 136 |
11.3%
|
| 2 | Quite a lot | 581 |
48.4%
|
| 3 | Not very much | 298 |
24.8%
|
| 4 | None at all | 161 |
13.4%
|