      
                     1922                                                  
                                                                                                                                                    
     1946                     256              
1953                              128                                      
     1952                 512                                           
     1953               512                                           
     1954                                                       256         
     1955             512                                         
     1956              87                       
    1957       10                    
             81                                                                    143                                  
     1981                                                                   
                                                                                                                     
                                                                  