| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 18 | 
                                                                 
                                    
                                    1.8%
                                 
                                                             | 
                                                        
                    
| -1 | Don't know | 100 | 
                                                                 
                                    
                                    10%
                                 
                                                             | 
                                                        
                    
| 1 | Important | 738 | 
                                                                 
                                    
                                    73.8%
                                 
                                                             | 
                                                        
                    
| 2 | Not mentioned | 144 | 
                                                                 
                                    
                                    14.4%
                                 
                                                             |