| Value | Category | 
                                    
                    
                        | -9 |  | 
                                    
                    
                        | 0 |  | 
                                    
                    
                        | 01/02/2015 |  | 
                                    
                    
                        | 05/02/2015 |  | 
                                    
                    
                        | 09/02/2015 |  | 
                                    
                    
                        | 20/01/2015 |  | 
                                    
                    
                        | 22/01/2015 |  | 
                                    
                    
                        | 25/02/2015 |  | 
                                    
                    
                        | 27/01/2015 |  | 
                            
            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.