| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 3 |
0.2%
|
| -1 | Don't know | 86 |
6.7%
|
| 1 | A great deal | 31 |
2.4%
|
| 2 | Quite a lot | 417 |
32.4%
|
| 3 | Not very much | 464 |
36%
|
| 4 | None at all | 288 |
22.3%
|