  350              

        

            

           

          

    

         

          

            

            

 50%            

             

         

    353.7   

         

          



        

       1  5    

      11.4   1.4  

   15.4       

   60.4% 80.6%  146.5%  771 

       991   

    

  5         

8.46   4   14.3%  