| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | None | 329 |
27.4%
|
| 1 | Some of them | 522 |
43.5%
|
| 2 | Most of them | 104 |
8.7%
|
| 3 | All of them | 38 |
3.2%
|
| 9 | Don't know/haven't heard | 207 |
17.3%
|