      
                                                                                                                                                                                
                                                                                  
                                                                              
                                                                                                                                                                                          2017    2018        1063.1        437.4                                                                                                                                                                                                       
                                                                                                                                                                                                                          
                                                                                      
                      
                                
                   
                                                                             
                                   3    7.5                                                                      
                                  
                            
                                                                                                                                                            
                                                                                                                                                                                                                      
        
                                                                                                                                                                                                             
                                                                                                                                           