  -  
     
            
   6｜       
   5｜      
 5          
         
   4｜      
   3｜    
         
    50    
   2｜     
   1｜     
         
    
      
          
2025   80% 
         
    
         
      
         
      
           
  
          
    
      
     
          
      
         
     
         
      15    
     
          
    
    
       
          