      
                     
                      2007   8   27   

             
                               14                                                            
                            14                                                                                                                                                                                 
                                                                           …                                                                                                                                                                       
                                                                                                   
                                                                                   
                                                                        10                  
                                                                  
                
                                                                                                             
                         
                                                                                                                                                            
                                                                                                                                       
                                            
                                                          
              
                                                                                   
                                                 
                                                                                                    
                                                 
                                                                          
   
                                                                                                                                                                                                         