| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 10 |
0.8%
|
| -1 | Don't know | 311 |
24.7%
|
| 1 | A great deal | 83 |
6.6%
|
| 2 | Quite a lot | 310 |
24.7%
|
| 3 | Not very much | 319 |
25.4%
|
| 4 | None at all | 224 |
17.8%
|