| Value | Category | Cases | |
|---|---|---|---|
| 1 | Most. | 971 |
22.9%
|
| 2 | About half | 860 |
20.3%
|
| 3 | Some of them | 2147 |
50.6%
|
| 4 | None of them | 261 |
6.2%
|
| Sysmiss | 6 |