| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 1 |
0.1%
|
| -1 | Don't know | 28 |
2.3%
|
| 1 | A great deal | 262 |
21.8%
|
| 2 | Quite a lot | 466 |
38.8%
|
| 3 | Not very much | 326 |
27.2%
|
| 4 | None at all | 117 |
9.8%
|