| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 268 |
22.3%
|
| 1 | A great deal | 144 |
12%
|
| 2 | Quite a lot | 336 |
27.9%
|
| 3 | Not very much | 263 |
21.9%
|
| 4 | None at all | 192 |
16%
|