| Value | Category | Cases | |
|---|---|---|---|
| 1 | 51 | 
                                                                 
                                    
                                    2.5%
                                 
                                                             | 
                                                        
                    |
| 2 | 6 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 3 | 4 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    |
| 6 | 5 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    |
| 96 | 183 | 
                                                                 
                                    
                                    8.9%
                                 
                                                             | 
                                                        
                    |
| Missing value | 1813 | 
                                                                 
                                    
                                    87.9%
                                 
                                                             |