| 
                 
                    Closing price on 7/13/2010
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    31.30 | 
                 
                
                    | High | 
                    31.40 | 
                 
                
                    | Low | 
                    30.50 | 
                     
                
                    | Volume | 
                    42,340 | 
                                 
                
                    | Split-adjusted Price | 
                    4.30 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
MPC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                7/13/2010
             | 
            
                +1.00 / +3.29%
             |             
            
                31.30
             |           
            
                31.40
             |               
            
                30.50
             |                           
            
                31.40
             | 
            
                31.40
             |                     
            
                4.30
             |                                 
            
                42,340
             |            
            
                 
             |                                       
         
    
        
            | 
                7/12/2010
             | 
            
                +0.90 / +3.05%
             |             
            
                29.70
             |           
            
                30.40
             |               
            
                29.50
             |                           
            
                30.40
             | 
            
                30.40
             |                     
            
                4.16
             |                                 
            
                41,130
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/9/2010
             | 
            
                0.00 / 0.00%
             |             
            
                30.20
             |           
            
                30.50
             |               
            
                29.50
             |                           
            
                29.50
             | 
            
                29.50
             |                     
            
                4.04
             |                                 
            
                15,120
             |            
            
                 
             |                                       
         
    
        
            | 
                7/8/2010
             | 
            
                +0.50 / +1.72%
             |             
            
                29.50
             |           
            
                30.00
             |               
            
                29.00
             |                           
            
                29.50
             | 
            
                29.50
             |                     
            
                4.04
             |                                 
            
                25,080
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/7/2010
             | 
            
                -1.00 / -3.33%
             |             
            
                30.10
             |           
            
                30.10
             |               
            
                29.00
             |                           
            
                29.00
             | 
            
                29.00
             |                     
            
                3.97
             |                                 
            
                4,560
             |            
            
                 
             |                                       
         
    
        
            | 
                7/6/2010
             | 
            
                0.00 / 0.00%
             |             
            
                30.00
             |           
            
                30.50
             |               
            
                29.40
             |                           
            
                30.00
             | 
            
                30.00
             |                     
            
                4.10
             |                                 
            
                42,790
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/5/2010
             | 
            
                -0.10 / -0.33%
             |             
            
                29.90
             |           
            
                30.70
             |               
            
                29.90
             |                           
            
                30.00
             | 
            
                30.00
             |                     
            
                4.10
             |                                 
            
                17,510
             |            
            
                 
             |                                       
         
    
        
            | 
                7/2/2010
             | 
            
                0.00 / 0.00%
             |             
            
                30.10
             |           
            
                30.20
             |               
            
                30.10
             |                           
            
                30.10
             | 
            
                30.10
             |                     
            
                4.12
             |                                 
            
                5,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/1/2010
             | 
            
                +0.10 / +0.33%
             |             
            
                30.50
             |           
            
                31.20
             |               
            
                30.00
             |                           
            
                30.10
             | 
            
                30.10
             |                     
            
                4.12
             |                                 
            
                51,240
             |            
            
                 
             |                                       
         
    
        
            | 
                6/30/2010
             | 
            
                +0.50 / +1.69%
             |             
            
                28.70
             |           
            
                30.00
             |               
            
                28.70
             |                           
            
                30.00
             | 
            
                30.00
             |                     
            
                4.10
             |                                 
            
                104,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/29/2010
             | 
            
                -0.20 / -0.67%
             |             
            
                29.70
             |           
            
                30.50
             |               
            
                29.50
             |                           
            
                29.50
             | 
            
                29.50
             |                     
            
                4.04
             |                                 
            
                35,000
             |            
            
                 
             |                                       
         
    
        
            | 
                6/28/2010
             | 
            
                -0.80 / -2.62%
             |             
            
                30.90
             |           
            
                30.90
             |               
            
                29.70
             |                           
            
                29.70
             | 
            
                29.70
             |                     
            
                4.06
             |                                 
            
                19,940
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/25/2010
             | 
            
                -0.40 / -1.29%
             |             
            
                30.50
             |           
            
                30.90
             |               
            
                30.50
             |                           
            
                30.50
             | 
            
                30.50
             |                     
            
                4.17
             |                                 
            
                104,670
             |            
            
                 
             |                                       
         
    
        
            | 
                6/24/2010
             | 
            
                0.00 / 0.00%
             |             
            
                31.00
             |           
            
                31.00
             |               
            
                30.60
             |                           
            
                30.90
             | 
            
                30.90
             |                     
            
                4.23
             |                                 
            
                58,450
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/23/2010
             | 
            
                +0.10 / +0.32%
             |             
            
                31.00
             |           
            
                31.00
             |               
            
                30.70
             |                           
            
                30.90
             | 
            
                30.90
             |                     
            
                4.23
             |                                 
            
                53,690
             |            
            
                 
             |                                       
         
    
        
            | 
                6/22/2010
             | 
            
                -0.20 / -0.65%
             |             
            
                31.00
             |           
            
                31.80
             |               
            
                30.40
             |                           
            
                30.80
             | 
            
                30.80
             |                     
            
                4.21
             |                                 
            
                48,760
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/21/2010
             | 
            
                -0.50 / -1.59%
             |             
            
                32.00
             |           
            
                32.00
             |               
            
                31.00
             |                           
            
                31.00
             | 
            
                31.00
             |                     
            
                4.24
             |                                 
            
                31,150
             |            
            
                 
             |                                       
         
    
        
            | 
                6/18/2010
             | 
            
                0.00 / 0.00%
             |             
            
                31.50
             |           
            
                31.50
             |               
            
                31.50
             |                           
            
                31.50
             | 
            
                31.50
             |                     
            
                4.31
             |                                 
            
                36,880
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/17/2010
             | 
            
                -0.50 / -1.56%
             |             
            
                32.00
             |           
            
                32.00
             |               
            
                31.20
             |                           
            
                31.50
             | 
            
                31.50
             |                     
            
                4.31
             |                                 
            
                35,340
             |            
            
                 
             |                                       
         
    
        
            | 
                6/16/2010
             | 
            
                -0.70 / -2.14%
             |             
            
                32.70
             |           
            
                32.70
             |               
            
                32.00
             |                           
            
                32.00
             | 
            
                32.00
             |                     
            
                4.38
             |                                 
            
                102,330
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/15/2010
             | 
            
                +0.50 / +1.55%
             |             
            
                33.00
             |           
            
                33.00
             |               
            
                32.20
             |                           
            
                32.70
             | 
            
                32.70
             |                     
            
                4.47
             |                                 
            
                207,820
             |            
            
                 
             |                                       
         
    
        
            | 
                6/14/2010
             | 
            
                +0.60 / +1.90%
             |             
            
                31.90
             |           
            
                32.40
             |               
            
                31.90
             |                           
            
                32.20
             | 
            
                32.20
             |                     
            
                4.41
             |                                 
            
                149,080
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/11/2010
             | 
            
                +1.20 / +3.95%
             |             
            
                31.80
             |           
            
                31.80
             |               
            
                30.90
             |                           
            
                31.60
             | 
            
                31.60
             |                     
            
                4.32
             |                                 
            
                196,540
             |            
            
                 
             |                                       
         
    
        
            | 
                6/10/2010
             | 
            
                +1.40 / +4.83%
             |             
            
                29.10
             |           
            
                30.40
             |               
            
                29.00
             |                           
            
                30.40
             | 
            
                30.40
             |                     
            
                4.16
             |                                 
            
                216,350
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/9/2010
             | 
            
                -0.40 / -1.36%
             |             
            
                29.40
             |           
            
                29.50
             |               
            
                28.80
             |                           
            
                29.00
             | 
            
                29.00
             |                     
            
                3.97
             |                                 
            
                47,300
             |            
            
                 
             |                                       
         
    
        
            | 
                6/8/2010
             | 
            
                +0.40 / +1.38%
             |             
            
                28.40
             |           
            
                29.40
             |               
            
                28.40
             |                           
            
                29.40
             | 
            
                29.40
             |                     
            
                4.02
             |                                 
            
                31,910
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/7/2010
             | 
            
                -0.50 / -1.69%
             |             
            
                28.50
             |           
            
                29.10
             |               
            
                28.50
             |                           
            
                29.00
             | 
            
                29.00
             |                     
            
                3.97
             |                                 
            
                77,410
             |            
            
                 
             |                                       
         
    
        
            | 
                6/4/2010
             | 
            
                -0.40 / -1.34%
             |             
            
                29.90
             |           
            
                29.90
             |               
            
                29.00
             |                           
            
                29.50
             | 
            
                29.50
             |                     
            
                4.04
             |                                 
            
                14,050
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/3/2010
             | 
            
                -0.10 / -0.33%
             |             
            
                30.40
             |           
            
                30.40
             |               
            
                29.90
             |                           
            
                29.90
             | 
            
                29.90
             |                     
            
                4.09
             |                                 
            
                41,190
             |            
            
                 
             |                                       
         
    
        
            | 
                6/2/2010
             | 
            
                -0.10 / -0.33%
             |             
            
                29.50
             |           
            
                30.10
             |               
            
                29.50
             |                           
            
                30.00
             | 
            
                30.00
             |                     
            
                4.10
             |                                 
            
                64,880
             |  
            
                 
             |                                                              
             
    
         
    
    
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