| Value | Category | Cases | |
|---|---|---|---|
| 1 | most of them | 371 |
9.5%
|
| 2 | about half of them | 648 |
16.6%
|
| 3 | some of them | 2233 |
57.3%
|
| 4 | none of them | 647 |
16.6%
|
| Sysmiss | 27 |