| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | None | 50 |
4.2%
|
| 1 | Some of them | 640 |
53.8%
|
| 2 | Most of them | 409 |
34.4%
|
| 3 | All of them | 70 |
5.9%
|
| 9 | Don't know/haven't heard | 21 |
1.8%
|
| 998 | Refused | 0 |
0%
|