                
                1993   10    31   8                                          
                  
                                                               
                                             
                                                                      
                                                                                 
                                                                                         
            9    10                
                     
                                                                                                                                                                                                                             
                                                                                                                                                                                                                                                                               
                                                                                                                                                                      