| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 1 |
0.1%
|
| -1 | Don't know | 10 |
0.8%
|
| 1 | A great deal | 153 |
12.6%
|
| 2 | Quite a lot | 381 |
31.4%
|
| 3 | Not very much | 346 |
28.5%
|
| 4 | None at all | 324 |
26.7%
|