| Value | Category | Cases | |
|---|---|---|---|
| 1 | Months | 219 | 
                                                                 
                                    
                                    7.2%
                                 
                                                             | 
                                                        
                    
| 2 | Years | 2243 | 
                                                                 
                                    
                                    74%
                                 
                                                             | 
                                                        
                    
| 9 | Special | 570 | 
                                                                 
                                    
                                    18.8%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 5501 |