| Value | Category | Cases | |
|---|---|---|---|
| 1 | A great deal | 156 |
7.8%
|
| 2 | Quite a lot | 330 |
16.5%
|
| 3 | Not very much | 247 |
12.4%
|
| 4 | None at all | 483 |
24.2%
|
| Sysmiss | 779 |
39%
|