| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 100 |
4.5%
|
| 1 | Some of them | 1236 |
55.9%
|
| 2 | Most of them | 545 |
24.7%
|
| 3 | All of them | 135 |
6.1%
|
| 9 | Don't Know | 194 |
8.8%
|