| 
                 
                    Closing price on 7/18/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    20.20 | 
                 
                
                    | High | 
                    20.20 | 
                 
                
                    | Low | 
                    20.20 | 
                     
                
                    | Volume | 
                    10 | 
                                 
                
                    | Split-adjusted Price | 
                    2.76 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
MPC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                7/18/2011
             | 
            
                +0.20 / +1.00%
             |             
            
                20.20
             |           
            
                20.20
             |               
            
                20.20
             |                           
            
                20.20
             | 
            
                20.20
             |                     
            
                2.76
             |                                 
            
                10
             |            
            
                 
             |                                       
         
    
        
            | 
                7/15/2011
             | 
            
                0.00 / 0.00%
             |             
            
                20.00
             |           
            
                20.10
             |               
            
                20.00
             |                           
            
                20.00
             | 
            
                20.00
             |                     
            
                2.74
             |                                 
            
                7,390
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/14/2011
             | 
            
                -0.50 / -2.44%
             |             
            
                20.50
             |           
            
                20.50
             |               
            
                20.00
             |                           
            
                20.00
             | 
            
                20.00
             |                     
            
                2.74
             |                                 
            
                107,740
             |            
            
                 
             |                                       
         
    
        
            | 
                7/13/2011
             | 
            
                +0.60 / +3.02%
             |             
            
                20.80
             |           
            
                20.80
             |               
            
                19.90
             |                           
            
                20.50
             | 
            
                20.50
             |                     
            
                2.80
             |                                 
            
                2,690
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/12/2011
             | 
            
                -0.60 / -2.93%
             |             
            
                19.80
             |           
            
                19.90
             |               
            
                19.60
             |                           
            
                19.90
             | 
            
                19.90
             |                     
            
                2.72
             |                                 
            
                112,000
             |            
            
                 
             |                                       
         
    
        
            | 
                7/11/2011
             | 
            
                -0.70 / -3.30%
             |             
            
                21.20
             |           
            
                21.20
             |               
            
                20.50
             |                           
            
                20.50
             | 
            
                20.50
             |                     
            
                2.80
             |                                 
            
                13,140
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/8/2011
             | 
            
                -0.30 / -1.40%
             |             
            
                22.10
             |           
            
                22.10
             |               
            
                21.00
             |                           
            
                21.20
             | 
            
                21.20
             |                     
            
                2.90
             |                                 
            
                7,840
             |            
            
                 
             |                                       
         
    
        
            | 
                7/7/2011
             | 
            
                -0.60 / -2.71%
             |             
            
                21.50
             |           
            
                21.50
             |               
            
                21.50
             |                           
            
                21.50
             | 
            
                21.50
             |                     
            
                2.94
             |                                 
            
                1,840
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/6/2011
             | 
            
                -1.10 / -4.74%
             |             
            
                23.00
             |           
            
                23.00
             |               
            
                22.10
             |                           
            
                22.10
             | 
            
                22.10
             |                     
            
                3.02
             |                                 
            
                5,350
             |            
            
                 
             |                                       
         
    
        
            | 
                7/5/2011
             | 
            
                +1.00 / +4.50%
             |             
            
                22.30
             |           
            
                23.20
             |               
            
                22.30
             |                           
            
                23.20
             | 
            
                23.20
             |                     
            
                3.17
             |                                 
            
                11,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/4/2011
             | 
            
                0.00 / 0.00%
             |             
            
                23.20
             |           
            
                23.20
             |               
            
                22.00
             |                           
            
                22.20
             | 
            
                22.20
             |                     
            
                3.04
             |                                 
            
                5,960
             |            
            
                 
             |                                       
         
    
        
            | 
                7/1/2011
             | 
            
                -0.90 / -3.90%
             |             
            
                23.10
             |           
            
                23.10
             |               
            
                22.10
             |                           
            
                22.20
             | 
            
                22.20
             |                     
            
                3.04
             |                                 
            
                1,910
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/30/2011
             | 
            
                -0.10 / -0.43%
             |             
            
                23.30
             |           
            
                23.50
             |               
            
                23.10
             |                           
            
                23.10
             | 
            
                23.10
             |                     
            
                3.16
             |                                 
            
                5,090
             |            
            
                 
             |                                       
         
    
        
            | 
                6/29/2011
             | 
            
                0.00 / 0.00%
             |             
            
                23.40
             |           
            
                23.40
             |               
            
                23.20
             |                           
            
                23.20
             | 
            
                23.20
             |                     
            
                3.17
             |                                 
            
                5,490
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/28/2011
             | 
            
                +0.70 / +3.11%
             |             
            
                23.60
             |           
            
                23.60
             |               
            
                22.60
             |                           
            
                23.20
             | 
            
                23.20
             |                     
            
                3.17
             |                                 
            
                21,350
             |            
            
                 
             |                                       
         
    
        
            | 
                6/27/2011
             | 
            
                +1.00 / +4.65%
             |             
            
                21.50
             |           
            
                22.50
             |               
            
                21.50
             |                           
            
                22.50
             | 
            
                22.50
             |                     
            
                3.08
             |                                 
            
                29,540
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/24/2011
             | 
            
                0.00 / 0.00%
             |             
            
                21.50
             |           
            
                21.60
             |               
            
                21.10
             |                           
            
                21.50
             | 
            
                21.50
             |                     
            
                2.94
             |                                 
            
                34,390
             |            
            
                 
             |                                       
         
    
        
            | 
                6/23/2011
             | 
            
                0.00 / 0.00%
             |             
            
                21.50
             |           
            
                21.90
             |               
            
                21.50
             |                           
            
                21.50
             | 
            
                21.50
             |                     
            
                2.94
             |                                 
            
                18,950
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/22/2011
             | 
            
                0.00 / 0.00%
             |             
            
                21.50
             |           
            
                21.50
             |               
            
                21.50
             |                           
            
                21.50
             | 
            
                21.50
             |                     
            
                2.94
             |                                 
            
                35,350
             |            
            
                 
             |                                       
         
    
        
            | 
                6/21/2011
             | 
            
                0.00 / 0.00%
             |             
            
                21.40
             |           
            
                21.50
             |               
            
                21.40
             |                           
            
                21.50
             | 
            
                21.50
             |                     
            
                2.94
             |                                 
            
                11,050
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/20/2011
             | 
            
                0.00 / 0.00%
             |             
            
                21.10
             |           
            
                21.50
             |               
            
                21.10
             |                           
            
                21.50
             | 
            
                21.50
             |                     
            
                2.94
             |                                 
            
                5,620
             |            
            
                 
             |                                       
         
    
        
            | 
                6/17/2011
             | 
            
                -0.20 / -0.92%
             |             
            
                21.70
             |           
            
                21.70
             |               
            
                21.40
             |                           
            
                21.50
             | 
            
                21.50
             |                     
            
                2.94
             |                                 
            
                7,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/16/2011
             | 
            
                -0.40 / -1.81%
             |             
            
                21.30
             |           
            
                22.00
             |               
            
                21.20
             |                           
            
                21.70
             | 
            
                21.70
             |                     
            
                2.97
             |                                 
            
                10,310
             |            
            
                 
             |                                       
         
    
        
            | 
                6/15/2011
             | 
            
                -1.10 / -4.74%
             |             
            
                22.30
             |           
            
                22.30
             |               
            
                22.10
             |                           
            
                22.10
             | 
            
                22.10
             |                     
            
                3.02
             |                                 
            
                6,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/14/2011
             | 
            
                -0.60 / -2.52%
             |             
            
                23.80
             |           
            
                23.80
             |               
            
                23.20
             |                           
            
                23.20
             | 
            
                23.20
             |                     
            
                3.17
             |                                 
            
                211,232
             |            
            
                 
             |                                       
         
    
        
            | 
                6/13/2011
             | 
            
                0.00 / 0.00%
             |             
            
                23.80
             |           
            
                24.10
             |               
            
                23.70
             |                           
            
                23.80
             | 
            
                23.80
             |                     
            
                3.26
             |                                 
            
                232,230
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/10/2011
             | 
            
                +0.30 / +1.28%
             |             
            
                23.50
             |           
            
                23.80
             |               
            
                23.50
             |                           
            
                23.80
             | 
            
                23.80
             |                     
            
                3.26
             |                                 
            
                202,590
             |            
            
                 
             |                                       
         
    
        
            | 
                6/9/2011
             | 
            
                +1.10 / +4.91%
             |             
            
                22.50
             |           
            
                23.50
             |               
            
                22.00
             |                           
            
                23.50
             | 
            
                23.50
             |                     
            
                3.22
             |                                 
            
                259,560
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/8/2011
             | 
            
                +1.00 / +4.67%
             |             
            
                22.40
             |           
            
                22.40
             |               
            
                21.50
             |                           
            
                22.40
             | 
            
                22.40
             |                     
            
                3.06
             |                                 
            
                271,220
             |            
            
                 
             |                                       
         
    
        
            | 
                6/7/2011
             | 
            
                +1.00 / +4.90%
             |             
            
                21.00
             |           
            
                21.40
             |               
            
                20.60
             |                           
            
                21.40
             | 
            
                21.40
             |                     
            
                2.93
             |                                 
            
                90,920
             |  
            
                 
             |                                                              
             
    
         
    
    
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