| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less Than 36 | 5067 | 
                                                                 
                                    
                                    23.1%
                                 
                                                             | 
                                                        
                    
| 2 | 36-48 | 7710 | 
                                                                 
                                    
                                    35.2%
                                 
                                                             | 
                                                        
                    
| 3 | More than 48 | 9154 | 
                                                                 
                                    
                                    41.7%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 100515 |