                   
     1992                        24                                     
                              1948           1964                                
      1962                                        5  4                                                                                             
                                                                             
    1903                         1947                                     1950                    1955                                      
   1949                                           1957                                                     
   1958                                 
               1959    1965                            
                                                                                                                                            
                              
                                                                                                                                                                                1969  4  30     65                                                                                                                                                                                                                                                                                             