| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | None | 203 |
16.9%
|
| 1 | Some of them | 655 |
54.6%
|
| 2 | Most of them | 169 |
14.1%
|
| 3 | All of them | 50 |
4.2%
|
| 8 | Refused | 2 |
0.2%
|
| 9 | Don't know | 121 |
10.1%
|