| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Less than 6 months | 28 | 7462 | 
                                                                 
                                    
                                    83.4%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 2 | 6 months to one year | 4 | 566 | 
                                                                 
                                    
                                    6.3%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 3 | More than one year | 3 | 925 | 
                                                                 
                                    
                                    10.3%
                                 
                                                             | 
                            
                        
                        
                            
                    
| Sysmiss | 8965 | 1743155 |