| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Periodic | 2833 | 2640 | 
                                                                 
                                    
                                    85.5%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 2 | Emergency | 427 | 447 | 
                                                                 
                                    
                                    14.5%
                                 
                                                             | 
                            
                        
                        
                            
                    
| Sysmiss | 6666 | 6839 |