| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 21 |
0.9%
|
| -1 | Don't know | 46 |
1.9%
|
| 1 | A great deal | 296 |
12.3%
|
| 2 | Quite a lot | 1132 |
46.9%
|
| 3 | Not very much | 682 |
28.2%
|
| 4 | None at all | 238 |
9.9%
|