| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Preg ended before 19 | 2529 | 
                                                                 
                                    
                                    44.4%
                                 
                                                             | 
                                                        
                    
| 3 | 3. Preg ended after 199 | 3173 | 
                                                                 
                                    
                                    55.6%
                                 
                                                             |