| 
                 
                    Closing price on 10/20/2010
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    31.00 | 
                 
                
                    | High | 
                    31.00 | 
                 
                
                    | Low | 
                    29.90 | 
                     
                
                    | Volume | 
                    14,260 | 
                                 
                
                    | Split-adjusted Price | 
                    4.09 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
MPC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                10/20/2010
             | 
            
                -1.10 / -3.55%
             |             
            
                31.00
             |           
            
                31.00
             |               
            
                29.90
             |                           
            
                29.90
             | 
            
                29.90
             |                     
            
                4.09
             |                                 
            
                14,260
             |            
            
                 
             |                                       
         
    
        
            | 
                10/19/2010
             | 
            
                0.00 / 0.00%
             |             
            
                30.70
             |           
            
                31.00
             |               
            
                30.60
             |                           
            
                31.00
             | 
            
                31.00
             |                     
            
                4.24
             |                                 
            
                6,790
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/18/2010
             | 
            
                +0.40 / +1.31%
             |             
            
                30.60
             |           
            
                31.00
             |               
            
                30.50
             |                           
            
                31.00
             | 
            
                31.00
             |                     
            
                4.24
             |                                 
            
                12,150
             |            
            
                 
             |                                       
         
    
        
            | 
                10/15/2010
             | 
            
                -0.80 / -2.55%
             |             
            
                30.60
             |           
            
                30.60
             |               
            
                30.60
             |                           
            
                30.60
             | 
            
                30.60
             |                     
            
                4.19
             |                                 
            
                1,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/14/2010
             | 
            
                +0.40 / +1.29%
             |             
            
                31.50
             |           
            
                31.50
             |               
            
                30.80
             |                           
            
                31.40
             | 
            
                31.40
             |                     
            
                4.30
             |                                 
            
                4,340
             |            
            
                 
             |                                       
         
    
        
            | 
                10/13/2010
             | 
            
                0.00 / 0.00%
             |             
            
                32.00
             |           
            
                32.00
             |               
            
                30.80
             |                           
            
                31.00
             | 
            
                31.00
             |                     
            
                4.24
             |                                 
            
                1,330
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/12/2010
             | 
            
                -0.80 / -2.52%
             |             
            
                30.80
             |           
            
                32.30
             |               
            
                30.80
             |                           
            
                31.00
             | 
            
                31.00
             |                     
            
                4.24
             |                                 
            
                12,250
             |            
            
                 
             |                                       
         
    
        
            | 
                10/11/2010
             | 
            
                +0.50 / +1.60%
             |             
            
                31.80
             |           
            
                31.80
             |               
            
                31.80
             |                           
            
                31.80
             | 
            
                31.80
             |                     
            
                4.35
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/8/2010
             | 
            
                +0.60 / +1.95%
             |             
            
                31.00
             |           
            
                31.30
             |               
            
                31.00
             |                           
            
                31.30
             | 
            
                31.30
             |                     
            
                4.28
             |                                 
            
                6,780
             |            
            
                 
             |                                       
         
    
        
            | 
                10/7/2010
             | 
            
                -1.30 / -4.06%
             |             
            
                32.00
             |           
            
                32.00
             |               
            
                30.70
             |                           
            
                30.70
             | 
            
                30.70
             |                     
            
                4.20
             |                                 
            
                12,940
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/6/2010
             | 
            
                +0.60 / +1.91%
             |             
            
                32.00
             |           
            
                32.00
             |               
            
                31.90
             |                           
            
                32.00
             | 
            
                32.00
             |                     
            
                4.38
             |                                 
            
                4,330
             |            
            
                 
             |                                       
         
    
        
            | 
                10/5/2010
             | 
            
                +0.60 / +1.95%
             |             
            
                29.80
             |           
            
                31.50
             |               
            
                29.80
             |                           
            
                31.40
             | 
            
                31.40
             |                     
            
                4.30
             |                                 
            
                4,750
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/4/2010
             | 
            
                -1.60 / -4.94%
             |             
            
                32.40
             |           
            
                32.50
             |               
            
                30.80
             |                           
            
                30.80
             | 
            
                30.80
             |                     
            
                4.21
             |                                 
            
                20,930
             |            
            
                 
             |                                       
         
    
        
            | 
                10/1/2010
             | 
            
                0.00 / 0.00%
             |             
            
                33.00
             |           
            
                33.00
             |               
            
                32.40
             |                           
            
                32.40
             | 
            
                32.40
             |                     
            
                4.43
             |                                 
            
                5,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/30/2010
             | 
            
                +1.00 / +3.18%
             |             
            
                32.50
             |           
            
                32.50
             |               
            
                31.60
             |                           
            
                32.40
             | 
            
                32.40
             |                     
            
                4.43
             |                                 
            
                15,430
             |            
            
                 
             |                                       
         
    
        
            | 
                9/29/2010
             | 
            
                +0.60 / +1.95%
             |             
            
                30.80
             |           
            
                31.40
             |               
            
                30.80
             |                           
            
                31.40
             | 
            
                31.40
             |                     
            
                4.30
             |                                 
            
                3,570
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/28/2010
             | 
            
                -0.20 / -0.65%
             |             
            
                32.20
             |           
            
                32.20
             |               
            
                30.70
             |                           
            
                30.80
             | 
            
                30.80
             |                     
            
                4.21
             |                                 
            
                6,450
             |            
            
                 
             |                                       
         
    
        
            | 
                9/27/2010
             | 
            
                -0.30 / -0.96%
             |             
            
                31.30
             |           
            
                31.40
             |               
            
                30.40
             |                           
            
                31.00
             | 
            
                31.00
             |                     
            
                4.24
             |                                 
            
                5,120
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/24/2010
             | 
            
                +0.70 / +2.29%
             |             
            
                30.60
             |           
            
                31.30
             |               
            
                30.60
             |                           
            
                31.30
             | 
            
                31.30
             |                     
            
                4.28
             |                                 
            
                1,210
             |            
            
                 
             |                                       
         
    
        
            | 
                9/23/2010
             | 
            
                -0.90 / -2.86%
             |             
            
                30.50
             |           
            
                32.20
             |               
            
                30.20
             |                           
            
                30.60
             | 
            
                30.60
             |                     
            
                4.19
             |                                 
            
                10,870
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/22/2010
             | 
            
                -0.50 / -1.56%
             |             
            
                32.60
             |           
            
                32.60
             |               
            
                31.50
             |                           
            
                31.50
             | 
            
                31.50
             |                     
            
                4.31
             |                                 
            
                18,500
             |            
            
                 
             |                                       
         
    
        
            | 
                9/21/2010
             | 
            
                -1.50 / -4.48%
             |             
            
                32.50
             |           
            
                32.60
             |               
            
                32.00
             |                           
            
                32.00
             | 
            
                32.00
             |                     
            
                4.38
             |                                 
            
                25,410
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/20/2010
             | 
            
                -0.30 / -0.89%
             |             
            
                34.00
             |           
            
                34.00
             |               
            
                33.00
             |                           
            
                33.50
             | 
            
                33.50
             |                     
            
                4.58
             |                                 
            
                4,500
             |            
            
                 
             |                                       
         
    
        
            | 
                9/17/2010
             | 
            
                +0.50 / +1.50%
             |             
            
                34.00
             |           
            
                34.00
             |               
            
                33.30
             |                           
            
                33.80
             | 
            
                33.80
             |                     
            
                4.62
             |                                 
            
                18,960
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/16/2010
             | 
            
                +0.10 / +0.30%
             |             
            
                34.50
             |           
            
                34.50
             |               
            
                31.70
             |                           
            
                33.30
             | 
            
                33.30
             |                     
            
                4.56
             |                                 
            
                12,610
             |            
            
                 
             |                                       
         
    
        
            | 
                9/15/2010
             | 
            
                -1.60 / -4.60%
             |             
            
                33.40
             |           
            
                35.00
             |               
            
                33.20
             |                           
            
                33.20
             | 
            
                33.20
             |                     
            
                4.54
             |                                 
            
                13,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/14/2010
             | 
            
                -0.10 / -0.29%
             |             
            
                33.30
             |           
            
                34.80
             |               
            
                33.30
             |                           
            
                34.80
             | 
            
                34.80
             |                     
            
                4.76
             |                                 
            
                25,360
             |            
            
                 
             |                                       
         
    
        
            | 
                9/13/2010
             | 
            
                -0.10 / -0.29%
             |             
            
                34.00
             |           
            
                34.90
             |               
            
                33.30
             |                           
            
                34.90
             | 
            
                34.90
             |                     
            
                4.78
             |                                 
            
                32,820
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/10/2010
             | 
            
                -1.80 / -4.89%
             |             
            
                35.10
             |           
            
                36.80
             |               
            
                35.00
             |                           
            
                35.00
             | 
            
                35.00
             |                     
            
                4.79
             |                                 
            
                76,930
             |            
            
                 
             |                                       
         
    
        
            | 
                9/9/2010
             | 
            
                +1.10 / +3.08%
             |             
            
                35.70
             |           
            
                36.90
             |               
            
                35.70
             |                           
            
                36.80
             | 
            
                36.80
             |                     
            
                5.03
             |                                 
            
                87,610
             |  
            
                 
             |                                                              
             
    
         
    
    
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