| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 276 |
23%
|
| 1 | A great deal | 209 |
17.4%
|
| 2 | Quite a lot | 335 |
27.9%
|
| 3 | Not very much | 268 |
22.3%
|
| 4 | None at all | 112 |
9.3%
|