| Value | Category | Cases | |
|---|---|---|---|
| 1 | None of them | 827 |
53.1%
|
| 2 | Some of them | 331 |
21.2%
|
| 3 | Most of them | 45 |
2.9%
|
| 4 | All of them | 23 |
1.5%
|
| 5 | I don't know | 332 |
21.3%
|
| Sysmiss | 15 |