| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not important | 21 | 
                            
                             
                                
                                4.7%
                                                             
                            
                         | 
                        
                    
| 2 | Of some importance | 29 | 
                            
                             
                                
                                6.5%
                                                             
                            
                         | 
                        
                    
| 3 | Important | 152 | 
                            
                             
                                
                                34.3%
                                                             
                            
                         | 
                        
                    
| 4 | Very important | 240 | 
                            
                             
                                
                                54.2%
                                                             
                            
                         | 
                        
                    
| 5 | 5.Missing | 1 | 
                            
                             
                                
                                0.2%
                                                             
                            
                         | 
                        
                    
| 9 | 9.NA | 0 | 
                            
                             
                                
                                0%
                                                             
                            
                         |