| 
                 
                    Closing price on 2/23/2017
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    166.10 | 
                 
                
                    | High | 
                    167.00 | 
                 
                
                    | Low | 
                    163.50 | 
                     
                
                    | Volume | 
                    242,260 | 
                                 
                
                    | Split-adjusted Price | 
                    18.80 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
MWG Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                2/23/2017
             | 
            
                -0.80 / -0.48%
             |             
            
                166.10
             |           
            
                167.00
             |               
            
                163.50
             |                           
            
                165.30
             | 
            
                164.77
             |                     
            
                18.80
             |                                 
            
                242,260
             |            
            
                 
             |                                       
         
    
        
            | 
                2/22/2017
             | 
            
                -2.40 / -1.42%
             |             
            
                169.00
             |           
            
                169.50
             |               
            
                165.50
             |                           
            
                166.10
             | 
            
                167.26
             |                     
            
                18.89
             |                                 
            
                203,790
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/21/2017
             | 
            
                +0.50 / +0.30%
             |             
            
                168.00
             |           
            
                170.00
             |               
            
                168.00
             |                           
            
                168.50
             | 
            
                169.07
             |                     
            
                19.16
             |                                 
            
                114,080
             |            
            
                 
             |                                       
         
    
        
            | 
                2/20/2017
             | 
            
                -4.00 / -2.33%
             |             
            
                172.00
             |           
            
                172.00
             |               
            
                168.00
             |                           
            
                168.00
             | 
            
                169.65
             |                     
            
                19.10
             |                                 
            
                213,330
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/17/2017
             | 
            
                -1.00 / -0.58%
             |             
            
                173.00
             |           
            
                175.50
             |               
            
                170.70
             |                           
            
                172.00
             | 
            
                172.55
             |                     
            
                19.56
             |                                 
            
                438,000
             |            
            
                 
             |                                       
         
    
        
            | 
                2/16/2017
             | 
            
                0.00 / 0.00%
             |             
            
                172.70
             |           
            
                178.00
             |               
            
                172.70
             |                           
            
                173.00
             | 
            
                173.97
             |                     
            
                19.67
             |                                 
            
                224,120
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/15/2017
             | 
            
                +1.00 / +0.58%
             |             
            
                172.00
             |           
            
                173.80
             |               
            
                171.00
             |                           
            
                173.00
             | 
            
                172.74
             |                     
            
                19.67
             |                                 
            
                112,270
             |            
            
                 
             |                                       
         
    
        
            | 
                2/14/2017
             | 
            
                -1.20 / -0.69%
             |             
            
                173.80
             |           
            
                173.90
             |               
            
                172.00
             |                           
            
                172.00
             | 
            
                172.90
             |                     
            
                19.56
             |                                 
            
                461,530
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/13/2017
             | 
            
                +4.90 / +2.91%
             |             
            
                169.00
             |           
            
                173.90
             |               
            
                169.00
             |                           
            
                173.20
             | 
            
                171.92
             |                     
            
                19.69
             |                                 
            
                399,340
             |            
            
                 
             |                                       
         
    
        
            | 
                2/10/2017
             | 
            
                +1.30 / +0.78%
             |             
            
                167.00
             |           
            
                169.50
             |               
            
                167.00
             |                           
            
                168.30
             | 
            
                168.21
             |                     
            
                19.14
             |                                 
            
                345,280
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/9/2017
             | 
            
                -1.80 / -1.07%
             |             
            
                168.80
             |           
            
                168.90
             |               
            
                165.30
             |                           
            
                167.00
             | 
            
                166.98
             |                     
            
                18.99
             |                                 
            
                249,940
             |            
            
                 
             |                                       
         
    
        
            | 
                2/8/2017
             | 
            
                -1.60 / -0.94%
             |             
            
                170.00
             |           
            
                170.40
             |               
            
                167.00
             |                           
            
                168.80
             | 
            
                168.53
             |                     
            
                19.19
             |                                 
            
                204,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/7/2017
             | 
            
                -0.10 / -0.06%
             |             
            
                170.00
             |           
            
                170.90
             |               
            
                169.50
             |                           
            
                170.40
             | 
            
                170.12
             |                     
            
                19.37
             |                                 
            
                200,400
             |            
            
                 
             |                                       
         
    
        
            | 
                2/6/2017
             | 
            
                +2.50 / +1.49%
             |             
            
                168.00
             |           
            
                170.90
             |               
            
                166.60
             |                           
            
                170.50
             | 
            
                168.95
             |                     
            
                19.39
             |                                 
            
                249,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/3/2017
             | 
            
                -1.00 / -0.59%
             |             
            
                169.00
             |           
            
                170.90
             |               
            
                167.10
             |                           
            
                168.00
             | 
            
                169.01
             |                     
            
                19.10
             |                                 
            
                122,970
             |            
            
                 
             |                                       
         
    
        
            | 
                2/2/2017
             | 
            
                +9.00 / +5.63%
             |             
            
                161.00
             |           
            
                169.00
             |               
            
                160.10
             |                           
            
                169.00
             | 
            
                164.80
             |                     
            
                19.22
             |                                 
            
                422,570
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/25/2017
             | 
            
                +1.00 / +0.63%
             |             
            
                159.00
             |           
            
                160.00
             |               
            
                158.50
             |                           
            
                160.00
             | 
            
                159.42
             |                     
            
                18.19
             |                                 
            
                82,160
             |            
            
                 
             |                                       
         
    
        
            | 
                1/24/2017
             | 
            
                +0.70 / +0.44%
             |             
            
                158.30
             |           
            
                159.00
             |               
            
                158.00
             |                           
            
                159.00
             | 
            
                158.18
             |                     
            
                18.08
             |                                 
            
                120,870
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/23/2017
             | 
            
                -1.20 / -0.75%
             |             
            
                159.90
             |           
            
                159.90
             |               
            
                157.50
             |                           
            
                158.30
             | 
            
                158.59
             |                     
            
                18.00
             |                                 
            
                179,169
             |            
            
                 
             |                                       
         
    
        
            | 
                1/20/2017
             | 
            
                +2.00 / +1.27%
             |             
            
                157.10
             |           
            
                160.00
             |               
            
                157.10
             |                           
            
                159.50
             | 
            
                158.42
             |                     
            
                18.14
             |                                 
            
                74,860
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/19/2017
             | 
            
                -0.50 / -0.32%
             |             
            
                159.00
             |           
            
                159.00
             |               
            
                157.50
             |                           
            
                157.50
             | 
            
                157.76
             |                     
            
                17.91
             |                                 
            
                37,760
             |            
            
                 
             |                                       
         
    
        
            | 
                1/18/2017
             | 
            
                0.00 / 0.00%
             |             
            
                158.10
             |           
            
                158.60
             |               
            
                158.00
             |                           
            
                158.00
             | 
            
                158.08
             |                     
            
                17.96
             |                                 
            
                82,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/17/2017
             | 
            
                -0.50 / -0.32%
             |             
            
                158.00
             |           
            
                158.50
             |               
            
                157.50
             |                           
            
                158.00
             | 
            
                158.13
             |                     
            
                17.96
             |                                 
            
                126,820
             |            
            
                 
             |                                       
         
    
        
            | 
                1/16/2017
             | 
            
                -1.00 / -0.63%
             |             
            
                159.00
             |           
            
                160.00
             |               
            
                158.50
             |                           
            
                158.50
             | 
            
                158.92
             |                     
            
                18.02
             |                                 
            
                83,590
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/13/2017
             | 
            
                -0.50 / -0.31%
             |             
            
                160.00
             |           
            
                160.30
             |               
            
                159.10
             |                           
            
                159.50
             | 
            
                159.59
             |                     
            
                18.14
             |                                 
            
                84,390
             |            
            
                 
             |                                       
         
    
        
            | 
                1/12/2017
             | 
            
                0.00 / 0.00%
             |             
            
                160.00
             |           
            
                162.40
             |               
            
                160.00
             |                           
            
                160.00
             | 
            
                160.96
             |                     
            
                18.19
             |                                 
            
                205,680
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/11/2017
             | 
            
                +2.80 / +1.78%
             |             
            
                157.50
             |           
            
                160.00
             |               
            
                157.50
             |                           
            
                160.00
             | 
            
                158.89
             |                     
            
                18.19
             |                                 
            
                348,450
             |            
            
                 
             |                                       
         
    
        
            | 
                1/10/2017
             | 
            
                +0.50 / +0.32%
             |             
            
                156.20
             |           
            
                158.40
             |               
            
                155.10
             |                           
            
                157.20
             | 
            
                156.93
             |                     
            
                17.87
             |                                 
            
                180,070
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/9/2017
             | 
            
                -1.10 / -0.70%
             |             
            
                158.00
             |           
            
                158.00
             |               
            
                156.50
             |                           
            
                156.70
             | 
            
                157.23
             |                     
            
                17.82
             |                                 
            
                166,740
             |            
            
                 
             |                                       
         
    
        
            | 
                1/6/2017
             | 
            
                0.00 / 0.00%
             |             
            
                157.70
             |           
            
                158.90
             |               
            
                157.00
             |                           
            
                157.80
             | 
            
                157.85
             |                     
            
                17.94
             |                                 
            
                1,325,850
             |  
            
                 
             |                                                              
             
    
         
    
    
 |