| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 8 |
0.6%
|
| -1 | Don't know | 103 |
8.2%
|
| 1 | A great deal | 125 |
9.9%
|
| 2 | Quite a lot | 319 |
25.4%
|
| 3 | Not very much | 414 |
32.9%
|
| 4 | None at all | 288 |
22.9%
|