| 
                 
                    Closing price on 2/5/2018
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    68.00 | 
                 
                
                    | High | 
                    68.90 | 
                 
                
                    | Low | 
                    67.00 | 
                     
                
                    | Volume | 
                    3,270 | 
                                 
                
                    | Split-adjusted Price | 
                    10.92 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
D2D Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                2/5/2018
             | 
            
                +0.10 / +0.15%
             |             
            
                68.00
             |           
            
                68.90
             |               
            
                67.00
             |                           
            
                68.90
             | 
            
                67.89
             |                     
            
                10.92
             |                                 
            
                3,270
             |            
            
                 
             |                                       
         
    
        
            | 
                2/2/2018
             | 
            
                +0.70 / +1.03%
             |             
            
                68.00
             |           
            
                69.00
             |               
            
                68.00
             |                           
            
                68.80
             | 
            
                68.29
             |                     
            
                10.91
             |                                 
            
                21,130
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/1/2018
             | 
            
                0.00 / 0.00%
             |             
            
                68.00
             |           
            
                68.10
             |               
            
                68.00
             |                           
            
                68.10
             | 
            
                68.05
             |                     
            
                10.79
             |                                 
            
                6,780
             |            
            
                 
             |                                       
         
    
        
            | 
                1/31/2018
             | 
            
                +0.10 / +0.15%
             |             
            
                68.00
             |           
            
                68.50
             |               
            
                68.00
             |                           
            
                68.10
             | 
            
                68.12
             |                     
            
                10.79
             |                                 
            
                7,340
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/30/2018
             | 
            
                0.00 / 0.00%
             |             
            
                68.00
             |           
            
                68.00
             |               
            
                68.00
             |                           
            
                68.00
             | 
            
                68.00
             |                     
            
                10.78
             |                                 
            
                14,320
             |            
            
                 
             |                                       
         
    
        
            | 
                1/29/2018
             | 
            
                -1.00 / -1.45%
             |             
            
                68.80
             |           
            
                68.80
             |               
            
                68.00
             |                           
            
                68.00
             | 
            
                68.17
             |                     
            
                10.78
             |                                 
            
                21,460
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/26/2018
             | 
            
                -1.00 / -1.43%
             |             
            
                69.00
             |           
            
                70.00
             |               
            
                67.50
             |                           
            
                69.00
             | 
            
                69.08
             |                     
            
                10.94
             |                                 
            
                10,930
             |            
            
                 
             |                                       
         
    
        
            | 
                1/25/2018
             | 
            
                +1.00 / +1.45%
             |             
            
                68.00
             |           
            
                70.00
             |               
            
                68.00
             |                           
            
                70.00
             | 
            
                68.72
             |                     
            
                11.10
             |                                 
            
                52,080
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/22/2018
             | 
            
                +0.40 / +0.58%
             |             
            
                69.00
             |           
            
                70.90
             |               
            
                68.00
             |                           
            
                69.00
             | 
            
                69.60
             |                     
            
                10.94
             |                                 
            
                20,770
             |            
            
                 
             |                                       
         
    
        
            | 
                1/19/2018
             | 
            
                +1.60 / +2.39%
             |             
            
                68.00
             |           
            
                69.50
             |               
            
                67.20
             |                           
            
                68.60
             | 
            
                68.31
             |                     
            
                10.87
             |                                 
            
                64,180
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/18/2018
             | 
            
                +2.10 / +3.24%
             |             
            
                68.00
             |           
            
                68.00
             |               
            
                65.10
             |                           
            
                67.00
             | 
            
                67.24
             |                     
            
                10.62
             |                                 
            
                25,760
             |            
            
                 
             |                                       
         
    
        
            | 
                1/17/2018
             | 
            
                0.00 / 0.00%
             |             
            
                64.00
             |           
            
                65.00
             |               
            
                64.00
             |                           
            
                64.90
             | 
            
                64.90
             |                     
            
                10.29
             |                                 
            
                40,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/16/2018
             | 
            
                0.00 / 0.00%
             |             
            
                64.90
             |           
            
                65.00
             |               
            
                64.00
             |                           
            
                64.90
             | 
            
                64.62
             |                     
            
                10.29
             |                                 
            
                39,490
             |            
            
                 
             |                                       
         
    
        
            | 
                1/15/2018
             | 
            
                +3.90 / +6.39%
             |             
            
                61.50
             |           
            
                65.00
             |               
            
                61.50
             |                           
            
                64.90
             | 
            
                63.17
             |                     
            
                10.29
             |                                 
            
                92,470
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/12/2018
             | 
            
                -3.80 / -5.86%
             |             
            
                64.70
             |           
            
                64.70
             |               
            
                61.00
             |                           
            
                61.00
             | 
            
                61.45
             |                     
            
                9.67
             |                                 
            
                2,750
             |            
            
                 
             |                                       
         
    
        
            | 
                1/11/2018
             | 
            
                +0.80 / +1.25%
             |             
            
                63.80
             |           
            
                64.80
             |               
            
                63.80
             |                           
            
                64.80
             | 
            
                63.81
             |                     
            
                10.27
             |                                 
            
                9,810
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/10/2018
             | 
            
                0.00 / 0.00%
             |             
            
                64.30
             |           
            
                64.40
             |               
            
                64.00
             |                           
            
                64.00
             | 
            
                64.19
             |                     
            
                10.14
             |                                 
            
                25,750
             |            
            
                 
             |                                       
         
    
        
            | 
                1/9/2018
             | 
            
                -0.50 / -0.78%
             |             
            
                64.00
             |           
            
                64.10
             |               
            
                62.50
             |                           
            
                64.00
             | 
            
                63.52
             |                     
            
                10.14
             |                                 
            
                10,060
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/8/2018
             | 
            
                +0.40 / +0.62%
             |             
            
                64.50
             |           
            
                64.70
             |               
            
                63.20
             |                           
            
                64.50
             | 
            
                64.15
             |                     
            
                10.22
             |                                 
            
                52,970
             |            
            
                 
             |                                       
         
    
        
            | 
                1/5/2018
             | 
            
                -0.40 / -0.62%
             |             
            
                63.50
             |           
            
                64.10
             |               
            
                62.50
             |                           
            
                64.10
             | 
            
                63.36
             |                     
            
                10.16
             |                                 
            
                16,840
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/4/2018
             | 
            
                -0.50 / -0.77%
             |             
            
                63.00
             |           
            
                64.80
             |               
            
                63.00
             |                           
            
                64.50
             | 
            
                64.38
             |                     
            
                10.22
             |                                 
            
                8,030
             |            
            
                 
             |                                       
         
    
        
            | 
                1/3/2018
             | 
            
                +1.50 / +2.36%
             |             
            
                63.00
             |           
            
                65.00
             |               
            
                62.50
             |                           
            
                65.00
             | 
            
                63.16
             |                     
            
                10.30
             |                                 
            
                11,130
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/2/2018
             | 
            
                -0.50 / -0.78%
             |             
            
                60.00
             |           
            
                63.50
             |               
            
                60.00
             |                           
            
                63.50
             | 
            
                61.76
             |                     
            
                10.07
             |                                 
            
                340
             |            
            
                 
             |                                       
         
    
        
            | 
                12/29/2017
             | 
            
                0.00 / 0.00%
             |             
            
                64.00
             |           
            
                64.00
             |               
            
                64.00
             |                           
            
                64.00
             | 
            
                64.00
             |                     
            
                10.14
             |                                 
            
                10
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/28/2017
             | 
            
                0.00 / 0.00%
             |             
            
                64.20
             |           
            
                64.50
             |               
            
                63.10
             |                           
            
                64.00
             | 
            
                63.53
             |                     
            
                10.14
             |                                 
            
                1,700
             |            
            
                 
             |                                       
         
    
        
            | 
                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
             |  
            
                 
             |                                                              
             
    
         
    
    
 |