| Value | Category | Cases | |
|---|---|---|---|
| 1 | 171 | 
                                                                 
                                    
                                    78.1%
                                 
                                                             | 
                                                        
                    |
| 2 | 36 | 
                                                                 
                                    
                                    16.4%
                                 
                                                             | 
                                                        
                    |
| 3 | 12 | 
                                                                 
                                    
                                    5.5%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 9 |