| 
                 
                    Closing price on 3/24/2017
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    104.60 | 
                 
                
                    | High | 
                    104.60 | 
                 
                
                    | Low | 
                    104.30 | 
                     
                
                    | Volume | 
                    3,429 | 
                                 
                
                    | Split-adjusted Price | 
                    85.47 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
MAS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                3/24/2017
             | 
            
                -0.30 / -0.29%
             |             
            
                104.60
             |           
            
                104.60
             |               
            
                104.30
             |                           
            
                104.30
             | 
            
                104.60
             |                     
            
                85.47
             |                                 
            
                3,429
             |            
            
                 
             |                                       
         
    
        
            | 
                3/23/2017
             | 
            
                -0.30 / -0.29%
             |             
            
                104.90
             |           
            
                105.00
             |               
            
                104.60
             |                           
            
                104.60
             | 
            
                104.84
             |                     
            
                85.71
             |                                 
            
                3,550
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/22/2017
             | 
            
                -0.30 / -0.29%
             |             
            
                105.90
             |           
            
                105.90
             |               
            
                104.90
             |                           
            
                104.90
             | 
            
                105.03
             |                     
            
                85.96
             |                                 
            
                10,445
             |            
            
                 
             |                                       
         
    
        
            | 
                3/21/2017
             | 
            
                +0.30 / +0.29%
             |             
            
                106.00
             |           
            
                106.00
             |               
            
                104.90
             |                           
            
                105.20
             | 
            
                105.10
             |                     
            
                86.20
             |                                 
            
                16,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/20/2017
             | 
            
                +0.20 / +0.19%
             |             
            
                104.50
             |           
            
                107.90
             |               
            
                104.50
             |                           
            
                104.90
             | 
            
                104.92
             |                     
            
                85.96
             |                                 
            
                1,410
             |            
            
                 
             |                                       
         
    
        
            | 
                3/17/2017
             | 
            
                -0.30 / -0.29%
             |             
            
                105.00
             |           
            
                105.00
             |               
            
                104.50
             |                           
            
                104.70
             | 
            
                104.72
             |                     
            
                85.80
             |                                 
            
                5,217
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/16/2017
             | 
            
                -0.90 / -0.85%
             |             
            
                105.50
             |           
            
                105.50
             |               
            
                105.00
             |                           
            
                105.00
             | 
            
                105.17
             |                     
            
                86.04
             |                                 
            
                6,500
             |            
            
                 
             |                                       
         
    
        
            | 
                3/15/2017
             | 
            
                -0.10 / -0.09%
             |             
            
                106.50
             |           
            
                106.50
             |               
            
                105.50
             |                           
            
                105.90
             | 
            
                105.72
             |                     
            
                86.78
             |                                 
            
                5,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/14/2017
             | 
            
                +1.00 / +0.95%
             |             
            
                105.50
             |           
            
                106.00
             |               
            
                105.00
             |                           
            
                106.00
             | 
            
                105.83
             |                     
            
                86.86
             |                                 
            
                3,730
             |            
            
                 
             |                                       
         
    
        
            | 
                3/13/2017
             | 
            
                0.00 / 0.00%
             |             
            
                104.80
             |           
            
                105.00
             |               
            
                104.80
             |                           
            
                105.00
             | 
            
                104.97
             |                     
            
                86.04
             |                                 
            
                2,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/10/2017
             | 
            
                -0.60 / -0.57%
             |             
            
                105.20
             |           
            
                105.20
             |               
            
                104.70
             |                           
            
                105.00
             | 
            
                105.05
             |                     
            
                86.04
             |                                 
            
                4,900
             |            
            
                 
             |                                       
         
    
        
            | 
                3/9/2017
             | 
            
                -0.20 / -0.19%
             |             
            
                105.80
             |           
            
                105.80
             |               
            
                105.60
             |                           
            
                105.60
             | 
            
                105.78
             |                     
            
                86.53
             |                                 
            
                4,084
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/8/2017
             | 
            
                +0.80 / +0.76%
             |             
            
                105.50
             |           
            
                106.00
             |               
            
                105.50
             |                           
            
                105.80
             | 
            
                105.70
             |                     
            
                86.70
             |                                 
            
                4,604
             |            
            
                 
             |                                       
         
    
        
            | 
                3/7/2017
             | 
            
                -1.00 / -0.94%
             |             
            
                104.50
             |           
            
                105.50
             |               
            
                104.50
             |                           
            
                105.00
             | 
            
                104.76
             |                     
            
                86.04
             |                                 
            
                5,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/6/2017
             | 
            
                +0.10 / +0.09%
             |             
            
                105.00
             |           
            
                106.00
             |               
            
                104.50
             |                           
            
                106.00
             | 
            
                105.90
             |                     
            
                86.86
             |                                 
            
                36,000
             |            
            
                 
             |                                       
         
    
        
            | 
                3/3/2017
             | 
            
                0.00 / 0.00%
             |             
            
                106.00
             |           
            
                106.40
             |               
            
                105.90
             |                           
            
                105.90
             | 
            
                106.10
             |                     
            
                86.78
             |                                 
            
                10,778
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/2/2017
             | 
            
                +1.90 / +1.83%
             |             
            
                104.00
             |           
            
                107.00
             |               
            
                104.00
             |                           
            
                105.90
             | 
            
                104.78
             |                     
            
                86.78
             |                                 
            
                14,026
             |            
            
                 
             |                                       
         
    
        
            | 
                3/1/2017
             | 
            
                -0.70 / -0.67%
             |             
            
                103.60
             |           
            
                104.00
             |               
            
                103.60
             |                           
            
                104.00
             | 
            
                103.81
             |                     
            
                85.22
             |                                 
            
                3,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/28/2017
             | 
            
                +1.70 / +1.65%
             |             
            
                104.00
             |           
            
                106.00
             |               
            
                103.60
             |                           
            
                104.70
             | 
            
                103.99
             |                     
            
                85.80
             |                                 
            
                17,110
             |            
            
                 
             |                                       
         
    
        
            | 
                2/27/2017
             | 
            
                -0.60 / -0.58%
             |             
            
                103.60
             |           
            
                104.00
             |               
            
                103.00
             |                           
            
                103.00
             | 
            
                103.55
             |                     
            
                84.40
             |                                 
            
                5,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/24/2017
             | 
            
                -0.90 / -0.86%
             |             
            
                105.80
             |           
            
                105.80
             |               
            
                103.40
             |                           
            
                103.60
             | 
            
                104.16
             |                     
            
                84.89
             |                                 
            
                2,000
             |            
            
                 
             |                                       
         
    
        
            | 
                2/23/2017
             | 
            
                +1.10 / +1.06%
             |             
            
                103.50
             |           
            
                105.00
             |               
            
                103.50
             |                           
            
                104.50
             | 
            
                103.81
             |                     
            
                85.63
             |                                 
            
                7,218
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/22/2017
             | 
            
                +0.10 / +0.10%
             |             
            
                103.50
             |           
            
                103.70
             |               
            
                103.40
             |                           
            
                103.40
             | 
            
                103.61
             |                     
            
                84.73
             |                                 
            
                7,240
             |            
            
                 
             |                                       
         
    
        
            | 
                2/21/2017
             | 
            
                -0.20 / -0.19%
             |             
            
                103.60
             |           
            
                104.00
             |               
            
                103.20
             |                           
            
                103.30
             | 
            
                103.43
             |                     
            
                84.65
             |                                 
            
                11,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/20/2017
             | 
            
                +0.20 / +0.19%
             |             
            
                103.30
             |           
            
                103.50
             |               
            
                103.00
             |                           
            
                103.50
             | 
            
                103.07
             |                     
            
                84.81
             |                                 
            
                4,500
             |            
            
                 
             |                                       
         
    
        
            | 
                2/17/2017
             | 
            
                +0.30 / +0.29%
             |             
            
                104.00
             |           
            
                104.00
             |               
            
                103.30
             |                           
            
                103.30
             | 
            
                103.74
             |                     
            
                84.65
             |                                 
            
                6,140
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/16/2017
             | 
            
                0.00 / 0.00%
             |             
            
                103.00
             |           
            
                103.90
             |               
            
                103.00
             |                           
            
                103.00
             | 
            
                103.24
             |                     
            
                84.40
             |                                 
            
                4,410
             |            
            
                 
             |                                       
         
    
        
            | 
                2/15/2017
             | 
            
                -0.90 / -0.87%
             |             
            
                104.00
             |           
            
                104.00
             |               
            
                103.00
             |                           
            
                103.00
             | 
            
                103.56
             |                     
            
                84.40
             |                                 
            
                19,470
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/14/2017
             | 
            
                +0.90 / +0.87%
             |             
            
                103.10
             |           
            
                104.00
             |               
            
                102.00
             |                           
            
                103.90
             | 
            
                102.96
             |                     
            
                85.14
             |                                 
            
                4,700
             |            
            
                 
             |                                       
         
    
        
            | 
                2/13/2017
             | 
            
                +1.00 / +0.98%
             |             
            
                102.20
             |           
            
                105.00
             |               
            
                102.20
             |                           
            
                103.00
             | 
            
                103.05
             |                     
            
                84.40
             |                                 
            
                3,300
             |  
            
                 
             |                                                              
             
    
         
    
    
 |