| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2271 | 
                                                                 
                                    
                                    49.1%
                                 
                                                             | 
                                                        
                    |
| 1 | 1386 | 
                                                                 
                                    
                                    29.9%
                                 
                                                             | 
                                                        
                    |
| 2 | 731 | 
                                                                 
                                    
                                    15.8%
                                 
                                                             | 
                                                        
                    |
| 3 | 240 | 
                                                                 
                                    
                                    5.2%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 2206 |