| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Less than 6 months | 214 | 49668 | 
                                                                 
                                    
                                    43.9%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 2 | 6 months to one year | 146 | 39711 | 
                                                                 
                                    
                                    35.1%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 3 | More than one year | 91 | 23857 | 
                                                                 
                                    
                                    21.1%
                                 
                                                             | 
                            
                        
                        
                            
                    
| Sysmiss | 8549 | 1638873 |