               
                                                                    
           
       78                                                                                            
                                                                                                                   1978  12   12                                                                                                  
                       18        33                                   42    7   35                                                      
                                  
                                                                                                                         
                          —                                                                                                                 
                                                                                              
                                                                                                                                                    
                     26  27                                                                                                                                                                                                                                                                            
                                                                                                                                                                       
                                                             
                                                                                                                         
                                                    
                                                                        
                               12  30                                                                                                                                                                                                                                                                  
                                                                         
         1979  3  1                           19  50                                            
                                                                                                                                            
                                                                                               
          5  4                                                                                            
                                                                                                              12 3                         1500        32    7                                                                                          
                                                          
                                                                   
                              