| 
                 
                    Closing price on 11/8/2018
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    72.70 | 
                 
                
                    | High | 
                    72.70 | 
                 
                
                    | Low | 
                    70.10 | 
                     
                
                    | Volume | 
                    13,600 | 
                                 
                
                    | Split-adjusted Price | 
                    32.92 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
YTC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                11/8/2018
             | 
            
                +9.40 / +14.85%
             |             
            
                72.70
             |           
            
                72.70
             |               
            
                70.10
             |                           
            
                72.70
             | 
            
                71.77
             |                     
            
                32.92
             |                                 
            
                13,600
             |            
            
                 
             |                                       
         
    
        
            | 
                11/7/2018
             | 
            
                +0.30 / +0.48%
             |             
            
                63.30
             |           
            
                63.30
             |               
            
                63.30
             |                           
            
                63.30
             | 
            
                63.30
             |                     
            
                28.66
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/6/2018
             | 
            
                -10.70 / -14.52%
             |             
            
                73.70
             |           
            
                74.00
             |               
            
                63.00
             |                           
            
                63.00
             | 
            
                63.27
             |                     
            
                28.52
             |                                 
            
                51,100
             |            
            
                 
             |                                       
         
    
        
            | 
                11/5/2018
             | 
            
                0.00 / 0.00%
             |             
            
                73.70
             |           
            
                73.70
             |               
            
                73.70
             |                           
            
                73.70
             | 
            
                73.70
             |                     
            
                33.37
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/2/2018
             | 
            
                0.00 / 0.00%
             |             
            
                73.70
             |           
            
                73.70
             |               
            
                73.70
             |                           
            
                73.70
             | 
            
                73.70
             |                     
            
                33.37
             |                                 
            
                900
             |            
            
                 
             |                                       
         
    
        
            | 
                11/1/2018
             | 
            
                +4.30 / +6.20%
             |             
            
                73.70
             |           
            
                73.70
             |               
            
                73.70
             |                           
            
                73.70
             | 
            
                73.70
             |                     
            
                33.37
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/31/2018
             | 
            
                0.00 / 0.00%
             |             
            
                75.90
             |           
            
                75.90
             |               
            
                69.40
             |                           
            
                69.40
             | 
            
                73.73
             |                     
            
                31.42
             |                                 
            
                1,500
             |            
            
                 
             |                                       
         
    
        
            | 
                10/30/2018
             | 
            
                0.00 / 0.00%
             |             
            
                69.40
             |           
            
                69.40
             |               
            
                69.40
             |                           
            
                69.40
             | 
            
                69.40
             |                     
            
                31.42
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/29/2018
             | 
            
                0.00 / 0.00%
             |             
            
                69.40
             |           
            
                69.40
             |               
            
                69.40
             |                           
            
                69.40
             | 
            
                69.40
             |                     
            
                31.42
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                10/26/2018
             | 
            
                -0.60 / -0.86%
             |             
            
                69.40
             |           
            
                69.40
             |               
            
                69.40
             |                           
            
                69.40
             | 
            
                69.40
             |                     
            
                31.42
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/25/2018
             | 
            
                +8.20 / +13.27%
             |             
            
                70.00
             |           
            
                70.00
             |               
            
                69.00
             |                           
            
                70.00
             | 
            
                69.38
             |                     
            
                31.69
             |                                 
            
                1,300
             |            
            
                 
             |                                       
         
    
        
            | 
                10/24/2018
             | 
            
                0.00 / 0.00%
             |             
            
                61.80
             |           
            
                61.80
             |               
            
                61.80
             |                           
            
                61.80
             | 
            
                61.80
             |                     
            
                27.98
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/23/2018
             | 
            
                0.00 / 0.00%
             |             
            
                61.80
             |           
            
                61.80
             |               
            
                61.80
             |                           
            
                61.80
             | 
            
                61.80
             |                     
            
                27.98
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                10/22/2018
             | 
            
                0.00 / 0.00%
             |             
            
                61.80
             |           
            
                61.80
             |               
            
                61.80
             |                           
            
                61.80
             | 
            
                61.80
             |                     
            
                27.98
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/19/2018
             | 
            
                0.00 / 0.00%
             |             
            
                61.80
             |           
            
                61.80
             |               
            
                61.80
             |                           
            
                61.80
             | 
            
                61.80
             |                     
            
                27.98
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                10/18/2018
             | 
            
                0.00 / 0.00%
             |             
            
                61.80
             |           
            
                61.80
             |               
            
                61.80
             |                           
            
                61.80
             | 
            
                61.80
             |                     
            
                27.98
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/17/2018
             | 
            
                0.00 / 0.00%
             |             
            
                61.80
             |           
            
                61.80
             |               
            
                61.80
             |                           
            
                61.80
             | 
            
                61.80
             |                     
            
                27.98
             |                                 
            
                1,000
             |            
            
                 
             |                                       
         
    
        
            | 
                10/16/2018
             | 
            
                0.00 / 0.00%
             |             
            
                61.80
             |           
            
                61.80
             |               
            
                61.80
             |                           
            
                61.80
             | 
            
                61.80
             |                     
            
                27.98
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/15/2018
             | 
            
                0.00 / 0.00%
             |             
            
                61.80
             |           
            
                61.80
             |               
            
                61.80
             |                           
            
                61.80
             | 
            
                61.80
             |                     
            
                27.98
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                10/12/2018
             | 
            
                0.00 / 0.00%
             |             
            
                62.00
             |           
            
                62.00
             |               
            
                61.80
             |                           
            
                61.80
             | 
            
                61.83
             |                     
            
                27.98
             |                                 
            
                3,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/11/2018
             | 
            
                0.00 / 0.00%
             |             
            
                61.80
             |           
            
                61.80
             |               
            
                61.80
             |                           
            
                61.80
             | 
            
                61.80
             |                     
            
                27.98
             |                                 
            
                8,300
             |            
            
                 
             |                                       
         
    
        
            | 
                10/10/2018
             | 
            
                -0.20 / -0.32%
             |             
            
                61.80
             |           
            
                61.80
             |               
            
                61.80
             |                           
            
                61.80
             | 
            
                61.80
             |                     
            
                27.98
             |                                 
            
                2,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/9/2018
             | 
            
                +8.00 / +14.81%
             |             
            
                61.00
             |           
            
                62.10
             |               
            
                61.00
             |                           
            
                62.00
             | 
            
                61.78
             |                     
            
                28.07
             |                                 
            
                400
             |            
            
                 
             |                                       
         
    
        
            | 
                10/8/2018
             | 
            
                0.00 / 0.00%
             |             
            
                54.00
             |           
            
                54.00
             |               
            
                54.00
             |                           
            
                54.00
             | 
            
                54.00
             |                     
            
                24.45
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/5/2018
             | 
            
                -11.00 / -16.92%
             |             
            
                54.00
             |           
            
                54.00
             |               
            
                54.00
             |                           
            
                54.00
             | 
            
                54.00
             |                     
            
                24.45
             |                                 
            
                2,000
             |            
            
                 
             |                                       
         
    
        
            | 
                10/4/2018
             | 
            
                +6.40 / +10.92%
             |             
            
                60.00
             |           
            
                65.00
             |               
            
                60.00
             |                           
            
                65.00
             | 
            
                63.00
             |                     
            
                29.43
             |                                 
            
                1,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/3/2018
             | 
            
                0.00 / 0.00%
             |             
            
                58.60
             |           
            
                58.60
             |               
            
                58.60
             |                           
            
                58.60
             | 
            
                58.60
             |                     
            
                26.53
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                10/2/2018
             | 
            
                0.00 / 0.00%
             |             
            
                58.60
             |           
            
                58.60
             |               
            
                58.60
             |                           
            
                58.60
             | 
            
                58.60
             |                     
            
                26.53
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/1/2018
             | 
            
                +0.10 / +0.17%
             |             
            
                58.60
             |           
            
                58.60
             |               
            
                58.60
             |                           
            
                58.60
             | 
            
                58.60
             |                     
            
                26.53
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                9/28/2018
             | 
            
                0.00 / 0.00%
             |             
            
                58.50
             |           
            
                58.50
             |               
            
                58.50
             |                           
            
                58.50
             | 
            
                58.50
             |                     
            
                26.49
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
         
    
    
 |