| Value | Category | Cases | |
|---|---|---|---|
| 1 | A great deal | 330 |
16.5%
|
| 2 | Quite a lot | 452 |
22.7%
|
| 3 | Not very much | 235 |
11.8%
|
| 4 | None at all | 392 |
19.6%
|
| Sysmiss | 586 |
29.4%
|