       

          

         

         

       

                 

           

           

         

           

         

          

        

           1000

   400      

     

                

        

100         400    

              

          

           

  

               4000 

 2000           90

           

           

          

          

                

           

           

       

         

             

             

          

 2  5000          

           

        

            