| Value | Category | Cases | |
|---|---|---|---|
| 1 | Most. | 1099 |
18.7%
|
| 2 | About half | 753 |
12.8%
|
| 3 | Some of them | 2029 |
34.6%
|
| 4 | None of them | 1981 |
33.8%
|
| Sysmiss | 358 |