| Value | Category | Cases | |
|---|---|---|---|
| 0 | 205 | 
                                                                 
                                    
                                    62.3%
                                 
                                                             | 
                                                        
                    |
| 1 | 110 | 
                                                                 
                                    
                                    33.4%
                                 
                                                             | 
                                                        
                    |
| 2 | 14 | 
                                                                 
                                    
                                    4.3%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 18768 |