| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 70 |
2.7%
|
| -1 | Don't know | 8 |
0.3%
|
| 1 | A great deal | 107 |
4.1%
|
| 2 | Quite a lot | 781 |
30.1%
|
| 3 | Not very much | 1271 |
49%
|
| 4 | None at all | 359 |
13.8%
|