| Value | Category | Cases | |
|---|---|---|---|
| 1 | Most. | 737 |
20.6%
|
| 2 | About half | 745 |
20.8%
|
| 3 | Some of them | 1842 |
51.5%
|
| 4 | None of them | 256 |
7.2%
|
| Sysmiss | 7 |