| 
                 
                    Closing price on 9/27/2019
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    68.50 | 
                 
                
                    | High | 
                    69.00 | 
                 
                
                    | Low | 
                    67.50 | 
                     
                
                    | Volume | 
                    103,560 | 
                                 
                
                    | Split-adjusted Price | 
                    23.13 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
D2D Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                9/27/2019
             | 
            
                -0.80 / -1.17%
             |             
            
                68.50
             |           
            
                69.00
             |               
            
                67.50
             |                           
            
                67.50
             | 
            
                68.05
             |                     
            
                23.13
             |                                 
            
                103,560
             |            
            
                 
             |                                       
         
    
        
            | 
                9/26/2019
             | 
            
                +0.30 / +0.44%
             |             
            
                69.70
             |           
            
                69.70
             |               
            
                68.10
             |                           
            
                68.30
             | 
            
                68.84
             |                     
            
                23.40
             |                                 
            
                37,740
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/25/2019
             | 
            
                +1.50 / +2.26%
             |             
            
                67.30
             |           
            
                68.40
             |               
            
                66.50
             |                           
            
                68.00
             | 
            
                67.87
             |                     
            
                23.30
             |                                 
            
                78,030
             |            
            
                 
             |                                       
         
    
        
            | 
                9/24/2019
             | 
            
                +0.50 / +0.76%
             |             
            
                66.00
             |           
            
                67.50
             |               
            
                64.90
             |                           
            
                66.50
             | 
            
                66.49
             |                     
            
                22.79
             |                                 
            
                117,680
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/23/2019
             | 
            
                -3.70 / -5.31%
             |             
            
                69.10
             |           
            
                69.70
             |               
            
                66.00
             |                           
            
                66.00
             | 
            
                67.98
             |                     
            
                22.62
             |                                 
            
                136,230
             |            
            
                 
             |                                       
         
    
        
            | 
                9/20/2019
             | 
            
                -1.20 / -1.69%
             |             
            
                70.90
             |           
            
                70.90
             |               
            
                69.70
             |                           
            
                69.70
             | 
            
                70.02
             |                     
            
                23.88
             |                                 
            
                129,640
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/19/2019
             | 
            
                -0.10 / -0.14%
             |             
            
                71.20
             |           
            
                71.20
             |               
            
                69.20
             |                           
            
                70.90
             | 
            
                70.28
             |                     
            
                24.30
             |                                 
            
                66,690
             |            
            
                 
             |                                       
         
    
        
            | 
                9/18/2019
             | 
            
                -0.50 / -0.70%
             |             
            
                71.90
             |           
            
                72.40
             |               
            
                70.00
             |                           
            
                71.00
             | 
            
                71.15
             |                     
            
                24.33
             |                                 
            
                70,740
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/17/2019
             | 
            
                +1.50 / +2.14%
             |             
            
                70.00
             |           
            
                71.50
             |               
            
                68.90
             |                           
            
                71.50
             | 
            
                69.96
             |                     
            
                24.50
             |                                 
            
                137,810
             |            
            
                 
             |                                       
         
    
        
            | 
                9/16/2019
             | 
            
                -1.50 / -2.10%
             |             
            
                72.00
             |           
            
                72.40
             |               
            
                70.00
             |                           
            
                70.00
             | 
            
                70.81
             |                     
            
                23.99
             |                                 
            
                165,180
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/13/2019
             | 
            
                +0.50 / +0.70%
             |             
            
                70.70
             |           
            
                71.50
             |               
            
                69.10
             |                           
            
                71.50
             | 
            
                70.15
             |                     
            
                24.50
             |                                 
            
                134,170
             |            
            
                 
             |                                       
         
    
        
            | 
                9/12/2019
             | 
            
                +3.10 / +4.57%
             |             
            
                70.00
             |           
            
                71.80
             |               
            
                70.00
             |                           
            
                71.00
             | 
            
                70.71
             |                     
            
                24.33
             |                                 
            
                167,180
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/11/2019
             | 
            
                +4.40 / +6.93%
             |             
            
                66.00
             |           
            
                67.90
             |               
            
                64.50
             |                           
            
                67.90
             | 
            
                66.16
             |                     
            
                23.27
             |                                 
            
                170,740
             |            
            
                 
             |                                       
         
    
        
            | 
                9/10/2019
             | 
            
                -3.50 / -5.22%
             |             
            
                65.10
             |           
            
                66.90
             |               
            
                62.40
             |                           
            
                63.50
             | 
            
                64.03
             |                     
            
                21.76
             |                                 
            
                447,460
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/9/2019
             | 
            
                -5.00 / -6.94%
             |             
            
                72.00
             |           
            
                72.00
             |               
            
                67.00
             |                           
            
                67.00
             | 
            
                68.29
             |                     
            
                22.96
             |                                 
            
                312,650
             |            
            
                 
             |                                       
         
    
        
            | 
                9/6/2019
             | 
            
                -2.50 / -3.36%
             |             
            
                75.00
             |           
            
                76.00
             |               
            
                72.00
             |                           
            
                72.00
             | 
            
                73.88
             |                     
            
                24.67
             |                                 
            
                60,840
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/5/2019
             | 
            
                +0.50 / +0.68%
             |             
            
                76.00
             |           
            
                76.00
             |               
            
                74.40
             |                           
            
                74.50
             | 
            
                75.15
             |                     
            
                25.53
             |                                 
            
                78,430
             |            
            
                 
             |                                       
         
    
        
            | 
                9/4/2019
             | 
            
                -0.40 / -0.54%
             |             
            
                70.20
             |           
            
                74.30
             |               
            
                69.20
             |                           
            
                74.00
             | 
            
                70.72
             |                     
            
                25.36
             |                                 
            
                297,290
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/3/2019
             | 
            
                -5.60 / -7.00%
             |             
            
                80.00
             |           
            
                80.90
             |               
            
                74.40
             |                           
            
                74.40
             | 
            
                76.09
             |                     
            
                25.49
             |                                 
            
                415,230
             |            
            
                 
             |                                       
         
    
        
            | 
                8/30/2019
             | 
            
                -2.50 / -3.03%
             |             
            
                82.50
             |           
            
                83.50
             |               
            
                80.00
             |                           
            
                80.00
             | 
            
                81.66
             |                     
            
                27.41
             |                                 
            
                141,140
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/29/2019
             | 
            
                -1.50 / -1.79%
             |             
            
                84.00
             |           
            
                85.00
             |               
            
                81.40
             |                           
            
                82.50
             | 
            
                82.77
             |                     
            
                28.27
             |                                 
            
                124,920
             |            
            
                 
             |                                       
         
    
        
            | 
                8/28/2019
             | 
            
                -1.30 / -1.52%
             |             
            
                85.30
             |           
            
                86.90
             |               
            
                84.00
             |                           
            
                84.00
             | 
            
                85.21
             |                     
            
                28.78
             |                                 
            
                138,240
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/27/2019
             | 
            
                -2.20 / -2.51%
             |             
            
                88.40
             |           
            
                88.90
             |               
            
                85.30
             |                           
            
                85.30
             | 
            
                86.70
             |                     
            
                29.23
             |                                 
            
                86,100
             |            
            
                 
             |                                       
         
    
        
            | 
                8/26/2019
             | 
            
                +0.30 / +0.34%
             |             
            
                87.20
             |           
            
                88.80
             |               
            
                85.00
             |                           
            
                87.50
             | 
            
                87.15
             |                     
            
                29.98
             |                                 
            
                46,920
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/23/2019
             | 
            
                -0.40 / -0.46%
             |             
            
                87.90
             |           
            
                88.20
             |               
            
                86.10
             |                           
            
                87.20
             | 
            
                87.15
             |                     
            
                29.88
             |                                 
            
                63,040
             |            
            
                 
             |                                       
         
    
        
            | 
                8/22/2019
             | 
            
                -1.40 / -1.57%
             |             
            
                89.50
             |           
            
                89.60
             |               
            
                87.50
             |                           
            
                87.60
             | 
            
                88.25
             |                     
            
                30.02
             |                                 
            
                94,210
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/21/2019
             | 
            
                -1.80 / -1.98%
             |             
            
                91.50
             |           
            
                91.80
             |               
            
                88.80
             |                           
            
                89.00
             | 
            
                90.22
             |                     
            
                30.50
             |                                 
            
                134,740
             |            
            
                 
             |                                       
         
    
        
            | 
                8/20/2019
             | 
            
                +4.30 / +4.97%
             |             
            
                87.30
             |           
            
                90.80
             |               
            
                87.30
             |                           
            
                90.80
             | 
            
                89.38
             |                     
            
                31.11
             |                                 
            
                309,530
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/19/2019
             | 
            
                -1.10 / -1.26%
             |             
            
                87.00
             |           
            
                87.90
             |               
            
                85.50
             |                           
            
                86.50
             | 
            
                86.66
             |                     
            
                29.64
             |                                 
            
                176,780
             |            
            
                 
             |                                       
         
    
        
            | 
                8/16/2019
             | 
            
                +3.20 / +3.79%
             |             
            
                85.00
             |           
            
                88.30
             |               
            
                85.00
             |                           
            
                87.60
             | 
            
                87.07
             |                     
            
                30.02
             |                                 
            
                120,300
             |  
            
                 
             |                                                              
             
    
         
    
    
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