| 
                 
                    Closing price on 12/27/2017
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    63.00 | 
                 
                
                    | High | 
                    64.00 | 
                 
                
                    | Low | 
                    62.00 | 
                     
                
                    | Volume | 
                    12,580 | 
                                 
                
                    | Split-adjusted Price | 
                    10.14 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
D2D Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                12/27/2017
             | 
            
                -0.90 / -1.39%
             |             
            
                63.00
             |           
            
                64.00
             |               
            
                62.00
             |                           
            
                64.00
             | 
            
                62.72
             |                     
            
                10.14
             |                                 
            
                12,580
             |            
            
                 
             |                                       
         
    
        
            | 
                12/26/2017
             | 
            
                +0.90 / +1.41%
             |             
            
                63.00
             |           
            
                64.90
             |               
            
                62.00
             |                           
            
                64.90
             | 
            
                63.05
             |                     
            
                10.29
             |                                 
            
                6,360
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/25/2017
             | 
            
                -1.00 / -1.54%
             |             
            
                63.50
             |           
            
                64.00
             |               
            
                63.50
             |                           
            
                64.00
             | 
            
                63.77
             |                     
            
                10.14
             |                                 
            
                13,910
             |            
            
                 
             |                                       
         
    
        
            | 
                12/22/2017
             | 
            
                0.00 / 0.00%
             |             
            
                62.90
             |           
            
                65.00
             |               
            
                62.90
             |                           
            
                65.00
             | 
            
                63.89
             |                     
            
                10.30
             |                                 
            
                2,160
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/21/2017
             | 
            
                0.00 / 0.00%
             |             
            
                66.40
             |           
            
                66.40
             |               
            
                63.00
             |                           
            
                65.00
             | 
            
                63.56
             |                     
            
                10.30
             |                                 
            
                17,620
             |            
            
                 
             |                                       
         
    
        
            | 
                12/20/2017
             | 
            
                -1.00 / -1.52%
             |             
            
                66.50
             |           
            
                66.50
             |               
            
                63.00
             |                           
            
                65.00
             | 
            
                64.06
             |                     
            
                10.30
             |                                 
            
                31,830
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/19/2017
             | 
            
                -1.80 / -2.65%
             |             
            
                68.50
             |           
            
                68.50
             |               
            
                64.00
             |                           
            
                66.00
             | 
            
                65.41
             |                     
            
                10.46
             |                                 
            
                56,960
             |            
            
                 
             |                                       
         
    
        
            | 
                12/18/2017
             | 
            
                -0.20 / -0.29%
             |             
            
                66.00
             |           
            
                68.00
             |               
            
                66.00
             |                           
            
                67.80
             | 
            
                66.96
             |                     
            
                10.75
             |                                 
            
                54,290
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/15/2017
             | 
            
                +3.50 / +5.43%
             |             
            
                64.50
             |           
            
                68.00
             |               
            
                64.50
             |                           
            
                68.00
             | 
            
                64.96
             |                     
            
                10.78
             |                                 
            
                47,750
             |            
            
                 
             |                                       
         
    
        
            | 
                12/14/2017
             | 
            
                -1.80 / -2.71%
             |             
            
                69.50
             |           
            
                69.90
             |               
            
                62.00
             |                           
            
                64.50
             | 
            
                64.86
             |                     
            
                10.22
             |                                 
            
                61,870
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/13/2017
             | 
            
                -2.60 / -3.77%
             |             
            
                67.00
             |           
            
                67.00
             |               
            
                66.10
             |                           
            
                66.30
             | 
            
                66.45
             |                     
            
                10.51
             |                                 
            
                35,500
             |            
            
                 
             |                                       
         
    
        
            | 
                12/12/2017
             | 
            
                -0.10 / -0.14%
             |             
            
                69.00
             |           
            
                69.50
             |               
            
                66.20
             |                           
            
                68.90
             | 
            
                68.25
             |                     
            
                10.92
             |                                 
            
                2,740
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/11/2017
             | 
            
                -1.00 / -1.43%
             |             
            
                69.00
             |           
            
                69.50
             |               
            
                69.00
             |                           
            
                69.00
             | 
            
                69.17
             |                     
            
                10.94
             |                                 
            
                45,510
             |            
            
                 
             |                                       
         
    
        
            | 
                12/8/2017
             | 
            
                0.00 / 0.00%
             |             
            
                69.00
             |           
            
                70.00
             |               
            
                68.60
             |                           
            
                70.00
             | 
            
                69.37
             |                     
            
                11.10
             |                                 
            
                21,970
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/7/2017
             | 
            
                -0.20 / -0.28%
             |             
            
                69.10
             |           
            
                70.00
             |               
            
                68.60
             |                           
            
                70.00
             | 
            
                68.93
             |                     
            
                11.10
             |                                 
            
                19,730
             |            
            
                 
             |                                       
         
    
        
            | 
                12/6/2017
             | 
            
                -0.30 / -0.43%
             |             
            
                70.90
             |           
            
                70.90
             |               
            
                69.00
             |                           
            
                70.20
             | 
            
                69.22
             |                     
            
                11.13
             |                                 
            
                8,480
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/5/2017
             | 
            
                -0.50 / -0.70%
             |             
            
                71.00
             |           
            
                72.00
             |               
            
                69.00
             |                           
            
                70.50
             | 
            
                70.69
             |                     
            
                11.17
             |                                 
            
                15,250
             |            
            
                 
             |                                       
         
    
        
            | 
                12/4/2017
             | 
            
                +0.50 / +0.71%
             |             
            
                69.50
             |           
            
                74.00
             |               
            
                69.50
             |                           
            
                71.00
             | 
            
                72.35
             |                     
            
                11.25
             |                                 
            
                45,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/1/2017
             | 
            
                +0.70 / +1.00%
             |             
            
                69.00
             |           
            
                71.90
             |               
            
                69.00
             |                           
            
                70.50
             | 
            
                71.08
             |                     
            
                11.17
             |                                 
            
                70,710
             |            
            
                 
             |                                       
         
    
        
            | 
                11/30/2017
             | 
            
                +3.80 / +5.76%
             |             
            
                65.00
             |           
            
                70.40
             |               
            
                64.00
             |                           
            
                69.80
             | 
            
                69.19
             |                     
            
                11.06
             |                                 
            
                57,190
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/29/2017
             | 
            
                +2.20 / +3.45%
             |             
            
                61.10
             |           
            
                67.00
             |               
            
                61.10
             |                           
            
                66.00
             | 
            
                63.86
             |                     
            
                10.46
             |                                 
            
                65,110
             |            
            
                 
             |                                       
         
    
        
            | 
                11/28/2017
             | 
            
                +0.40 / +0.63%
             |             
            
                66.80
             |           
            
                66.80
             |               
            
                63.20
             |                           
            
                63.80
             | 
            
                64.83
             |                     
            
                10.11
             |                                 
            
                27,880
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/27/2017
             | 
            
                -0.10 / -0.16%
             |             
            
                63.50
             |           
            
                64.90
             |               
            
                63.20
             |                           
            
                63.40
             | 
            
                63.33
             |                     
            
                10.05
             |                                 
            
                36,280
             |            
            
                 
             |                                       
         
    
        
            | 
                11/24/2017
             | 
            
                -3.40 / -5.08%
             |             
            
                63.40
             |           
            
                67.90
             |               
            
                63.40
             |                           
            
                63.50
             | 
            
                66.53
             |                     
            
                10.07
             |                                 
            
                62,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/23/2017
             | 
            
                +2.40 / +3.72%
             |             
            
                62.60
             |           
            
                67.00
             |               
            
                61.70
             |                           
            
                66.90
             | 
            
                63.24
             |                     
            
                10.60
             |                                 
            
                30,950
             |            
            
                 
             |                                       
         
    
        
            | 
                11/22/2017
             | 
            
                +3.00 / +4.88%
             |             
            
                59.70
             |           
            
                64.50
             |               
            
                59.50
             |                           
            
                64.50
             | 
            
                60.61
             |                     
            
                10.22
             |                                 
            
                83,910
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/21/2017
             | 
            
                -0.10 / -0.16%
             |             
            
                60.10
             |           
            
                62.00
             |               
            
                58.50
             |                           
            
                61.50
             | 
            
                59.77
             |                     
            
                9.75
             |                                 
            
                74,600
             |            
            
                 
             |                                       
         
    
        
            | 
                11/20/2017
             | 
            
                +0.20 / +0.33%
             |             
            
                61.00
             |           
            
                61.60
             |               
            
                58.00
             |                           
            
                61.60
             | 
            
                59.48
             |                     
            
                9.76
             |                                 
            
                61,430
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/17/2017
             | 
            
                +0.40 / +0.66%
             |             
            
                61.00
             |           
            
                61.40
             |               
            
                59.20
             |                           
            
                61.40
             | 
            
                60.00
             |                     
            
                9.73
             |                                 
            
                3,750
             |            
            
                 
             |                                       
         
    
        
            | 
                11/16/2017
             | 
            
                -0.50 / -0.81%
             |             
            
                60.00
             |           
            
                61.70
             |               
            
                59.90
             |                           
            
                61.00
             | 
            
                60.59
             |                     
            
                9.67
             |                                 
            
                5,050
             |  
            
                 
             |                                                              
             
    
         
    
    
 |