| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 5 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    
| -1 | Don't know | 68 | 
                                                                 
                                    
                                    4.5%
                                 
                                                             | 
                                                        
                    
| 1 | None of them | 143 | 
                                                                 
                                    
                                    9.4%
                                 
                                                             | 
                                                        
                    
| 2 | Few of them | 1103 | 
                                                                 
                                    
                                    72.2%
                                 
                                                             | 
                                                        
                    
| 3 | Most of them | 195 | 
                                                                 
                                    
                                    12.8%
                                 
                                                             | 
                                                        
                    
| 4 | All of them | 14 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             |