           

             6 

 22              

                 

               

                 

                 

      2017    10 ·17    

            

              

     

                     

              

             

              

             

            

             

              

             

               

            

             

           

              

               

              

             

           

              

                

            

 

                  

            

                    

                

                  

             

              

     8.2     2.4     0.5  

  28               

         5    

             

  144            

              

             

             

            

             

       