| Value | Category | Cases | |
|---|---|---|---|
| 1 | 645 | 
                                                                 
                                    
                                    90.5%
                                 
                                                             | 
                                                        
                    |
| 3 | 68 | 
                                                                 
                                    
                                    9.5%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 251 |