| Value | Category | 
                                    
                    
                        | 1 | Annobon | 
                                    
                    
                        | 2 | Bioko Norte | 
                                    
                    
                        | 3 | Bioko Sur | 
                                    
                    
                        | 4 | Centro Sur | 
                                    
                    
                        | 5 | Kie  Ntem | 
                                    
                    
                        | 6 | Litoral | 
                                    
                    
                        | 7 | Wele Nzas | 
                            
            Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.