| Value | Category | Cases | |
|---|---|---|---|
| 0 | no flag | 145 | 
                                                                 
                                    
                                    100%
                                 
                                                             | 
                                                        
                    
| 1 | > interval | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 2 | > interval by 1 mnth | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 3 | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    |
| 4 | during preg in cal. | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 11 | .Z | 18609 |