| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | None | 181 |
15.1%
|
| 1 | Some of them | 579 |
48.3%
|
| 2 | Most of them | 242 |
20.2%
|
| 3 | All of them | 123 |
10.3%
|
| 8 | Refused | 3 |
0.3%
|
| 9 | Don't know | 72 |
6%
|