| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 1 |
0.1%
|
| -1 | Don't know | 38 |
3.2%
|
| 1 | A great deal | 154 |
12.8%
|
| 2 | Quite a lot | 566 |
47.2%
|
| 3 | Not very much | 309 |
25.8%
|
| 4 | None at all | 132 |
11%
|