| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 5 |
0.4%
|
| -1 | Don't know | 137 |
10.1%
|
| 1 | A great deal | 26 |
1.9%
|
| 2 | Quite a lot | 395 |
29.2%
|
| 3 | Not very much | 631 |
46.6%
|
| 4 | None at all | 159 |
11.8%
|