| Value | Category | Cases | |
|---|---|---|---|
| 1 | 123 | 
                                                                 
                                    
                                    16.1%
                                 
                                                             | 
                                                        
                    |
| 2 | 254 | 
                                                                 
                                    
                                    33.3%
                                 
                                                             | 
                                                        
                    |
| 3 | 226 | 
                                                                 
                                    
                                    29.6%
                                 
                                                             | 
                                                        
                    |
| 4 | 151 | 
                                                                 
                                    
                                    19.8%
                                 
                                                             | 
                                                        
                    |
| 5 | 9 | 
                                                                 
                                    
                                    1.2%
                                 
                                                             | 
                                                        
                    |
| Missing value | 7 |