| Value | Category | Cases | |
|---|---|---|---|
| -5 | Missing; Unknown | 17 |
1.7%
|
| 1 | A great deal | 135 |
13.2%
|
| 2 | Quite a lot | 646 |
63.1%
|
| 3 | Not very much | 200 |
19.6%
|
| 4 | None at all | 25 |
2.4%
|