| Value | 
                    Category | 
                                            Cases |                     
                     | 
                                    
                                                        
                        | 0 | 
                         | 
                                                722 |                         
                        
                                                            2.1%
                                                     | 
                                            
                                                        
                        | 1 | 
                         | 
                                                896 |                         
                        
                                                            2.6%
                                                     | 
                                            
                                                        
                        | 2 | 
                         | 
                                                1938 |                         
                        
                                                            5.6%
                                                     | 
                                            
                                                        
                        | 3 | 
                         | 
                                                2556 |                         
                        
                                                            7.4%
                                                     | 
                                            
                                                        
                        | 4 | 
                         | 
                                                1633 |                         
                        
                                                            4.7%
                                                     | 
                                            
                                                        
                        | 5 | 
                         | 
                                                6624 |                         
                        
                                                            19.1%
                                                     | 
                                            
                                                        
                        | 6 | 
                         | 
                                                12747 |                         
                        
                                                            36.8%
                                                     | 
                                            
                                                        
                        | 7 | 
                         | 
                                                7480 |                         
                        
                                                            21.6%
                                                     | 
                                            
                                                        
                        | Sysmiss | 
                         | 
                                                47269 |                         
                        
                                                     | 
                                            
                            
            Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.