| Value | Category | Cases | |
|---|---|---|---|
| 1 | First | 570 | 
                                    
                                    15%
                                 | 
| 2 | Second | 684 | 
                                    
                                    18%
                                 | 
| 3 | Third | 744 | 
                                    
                                    19.6%
                                 | 
| 4 | Fourth | 804 | 
                                    
                                    21.2%
                                 | 
| 5 | Fifth | 993 | 
                                    
                                    26.2%
                                 | 
| Sysmiss | 2 |