| Value | Category | Cases | |
|---|---|---|---|
| 0 | 281 | 
                            
                             
                                
                                11.9%
                                                             
                            
                         | 
                        
                    |
| 1 | 77 | 
                            
                             
                                
                                3.3%
                                                             
                            
                         | 
                        
                    |
| 5 | 1 | 
                            
                             
                                
                                0%
                                                             
                            
                         | 
                        
                    |
| 9 | 1999 | 
                            
                             
                                
                                84.8%
                                                             
                            
                         | 
                        
                    |
| Sysmiss | 400 |