| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2722520 | 
                                    
                                    90.6%
                                 | |
| 2 | 264148 | 
                                    
                                    8.8%
                                 | |
| 3 | 18671 | 
                                    
                                    0.6%
                                 | |
| 4 | 1109 | 
                                    
                                    0%
                                 | |
| Sysmiss | 77124 |