| 
             
                           
                 | 
                  | 
                
                 
                  
                    
                      | Product model | 
                      Product introduction | 
                     
                    
                      | 
                        19
                       | 
                      
                      
                        
                         | 
                     
                  
                  | 
               
            
            | 
        
    |   | 
          
        
          
            
              
                | 
             
                           
                 | 
                  | 
                
                 
                  
                    
                      | Product model | 
                      Product introduction | 
                     
                    
                      | 
                        20
                       | 
                      
                      
                        
                         | 
                     
                  
                  | 
               
            
            | 
        
    |   | 
          
        
          
            
              
                | 
             
                           
                 | 
                  | 
                
                 
                  
                    
                      | Product model | 
                      Product introduction | 
                     
                    
                      | 
                        21
                       | 
                      
                      
                        
                         | 
                     
                  
                  | 
               
            
            | 
        
    |   | 
          
        
          
            
              
                | 
             
                           
                 | 
                  | 
                
                 
                  
                    
                      | Product model | 
                      Product introduction | 
                     
                    
                      | 
                        22
                       | 
                      
                      
                        
                         | 
                     
                  
                  | 
               
            
            | 
        
    |   | 
          
        
          
            
              
                | 
             
                           
                 | 
                  | 
                
                 
                  
                    
                      | Product model | 
                      Product introduction | 
                     
                    
                      | 
                        23-1
                       | 
                      
                      
                        
                         | 
                     
                  
                  | 
               
            
            | 
        
    |   | 
          
        
          
            
              
                | 
             
                           
                 | 
                  | 
                
                 
                  
                    
                      | Product model | 
                      Product introduction | 
                     
                    
                      | 
                        23-2
                       | 
                      
                      
                        
                         | 
                     
                  
                  | 
               
            
            | 
        
    |   | 
          
        
          
            
              
                | 
             
                           
                 | 
                  | 
                
                 
                  
                    
                      | Product model | 
                      Product introduction | 
                     
                    
                      | 
                        24
                       | 
                      
                      
                        
                         | 
                     
                  
                  | 
               
            
            | 
        
    |   | 
          
        
          
            
              
                | 
             
                           
                 | 
                  | 
                
                 
                  
                    
                      | Product model | 
                      Product introduction | 
                     
                    
                      | 
                        25
                       | 
                      
                      
                        
                         | 
                     
                  
                  | 
               
            
            | 
        
    |   | 
          
        
          
            
              
                | 
             
                           
                 | 
                  | 
                
                 
                  
                    
                      | Product model | 
                      Product introduction | 
                     
                    
                      | 
                        26A
                       | 
                      
                      
                        
                         | 
                     
                  
                  | 
               
            
            | 
        
    |   | 
                     
 
   | 
     
    |