| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 1 |
0.1%
|
| -1 | Don't know | 49 |
2.8%
|
| 1 | A great deal | 276 |
15.9%
|
| 2 | Quite a lot | 527 |
30.3%
|
| 3 | Not very much | 496 |
28.5%
|
| 4 | None at all | 392 |
22.5%
|