| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                    
                                    0%
                                 | 
| 0 | None | 218 | 
                                    
                                    18.2%
                                 | 
| 1 | Some of them | 588 | 
                                    
                                    49%
                                 | 
| 2 | Most of them | 225 | 
                                    
                                    18.8%
                                 | 
| 3 | All of them | 74 | 
                                    
                                    6.2%
                                 | 
| 8 | Refused | 0 | 
                                    
                                    0%
                                 | 
| 9 | Don't know/ Haven’t heard | 95 | 
                                    
                                    7.9%
                                 |