| 
                 
                    Closing price on 3/9/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    27.40 | 
                 
                
                    | High | 
                    27.40 | 
                 
                
                    | Low | 
                    26.00 | 
                     
                
                    | Volume | 
                    221,740 | 
                                 
                
                    | Split-adjusted Price | 
                    3.56 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
MPC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                3/9/2011
             | 
            
                -1.30 / -4.76%
             |             
            
                27.40
             |           
            
                27.40
             |               
            
                26.00
             |                           
            
                26.00
             | 
            
                26.00
             |                     
            
                3.56
             |                                 
            
                221,740
             |            
            
                 
             |                                       
         
    
        
            | 
                3/8/2011
             | 
            
                +0.80 / +3.02%
             |             
            
                27.30
             |           
            
                27.40
             |               
            
                26.60
             |                           
            
                27.30
             | 
            
                27.30
             |                     
            
                3.74
             |                                 
            
                31,490
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/7/2011
             | 
            
                +0.30 / +1.15%
             |             
            
                26.20
             |           
            
                27.40
             |               
            
                25.50
             |                           
            
                26.50
             | 
            
                26.50
             |                     
            
                3.63
             |                                 
            
                102,150
             |            
            
                 
             |                                       
         
    
        
            | 
                3/4/2011
             | 
            
                0.00 / 0.00%
             |             
            
                25.00
             |           
            
                26.20
             |               
            
                25.00
             |                           
            
                26.20
             | 
            
                26.20
             |                     
            
                3.58
             |                                 
            
                127,390
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/3/2011
             | 
            
                -0.30 / -1.13%
             |             
            
                25.20
             |           
            
                26.30
             |               
            
                25.20
             |                           
            
                26.20
             | 
            
                26.20
             |                     
            
                3.58
             |                                 
            
                469,600
             |            
            
                 
             |                                       
         
    
        
            | 
                3/2/2011
             | 
            
                0.00 / 0.00%
             |             
            
                26.50
             |           
            
                26.50
             |               
            
                25.20
             |                           
            
                26.50
             | 
            
                26.50
             |                     
            
                3.63
             |                                 
            
                184,150
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/1/2011
             | 
            
                -0.20 / -0.75%
             |             
            
                27.30
             |           
            
                27.30
             |               
            
                25.70
             |                           
            
                26.50
             | 
            
                26.50
             |                     
            
                3.63
             |                                 
            
                79,480
             |            
            
                 
             |                                       
         
    
        
            | 
                2/28/2011
             | 
            
                +0.80 / +3.09%
             |             
            
                25.50
             |           
            
                26.70
             |               
            
                25.50
             |                           
            
                26.70
             | 
            
                26.70
             |                     
            
                3.65
             |                                 
            
                9,660
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/25/2011
             | 
            
                +1.10 / +4.44%
             |             
            
                26.00
             |           
            
                26.00
             |               
            
                25.00
             |                           
            
                25.90
             | 
            
                25.90
             |                     
            
                3.54
             |                                 
            
                2,860
             |            
            
                 
             |                                       
         
    
        
            | 
                2/24/2011
             | 
            
                -0.10 / -0.40%
             |             
            
                25.00
             |           
            
                25.00
             |               
            
                24.20
             |                           
            
                24.80
             | 
            
                24.80
             |                     
            
                3.39
             |                                 
            
                8,020
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/23/2011
             | 
            
                +0.60 / +2.47%
             |             
            
                24.00
             |           
            
                25.50
             |               
            
                24.00
             |                           
            
                24.90
             | 
            
                24.90
             |                     
            
                3.41
             |                                 
            
                5,820
             |            
            
                 
             |                                       
         
    
        
            | 
                2/22/2011
             | 
            
                -1.10 / -4.33%
             |             
            
                25.00
             |           
            
                25.30
             |               
            
                24.30
             |                           
            
                24.30
             | 
            
                24.30
             |                     
            
                3.32
             |                                 
            
                9,920
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/21/2011
             | 
            
                -1.30 / -4.87%
             |             
            
                25.60
             |           
            
                25.60
             |               
            
                25.40
             |                           
            
                25.40
             | 
            
                25.40
             |                     
            
                3.48
             |                                 
            
                22,030
             |            
            
                 
             |                                       
         
    
        
            | 
                2/18/2011
             | 
            
                -0.90 / -3.26%
             |             
            
                27.60
             |           
            
                27.60
             |               
            
                26.70
             |                           
            
                26.70
             | 
            
                26.70
             |                     
            
                3.65
             |                                 
            
                8,850
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/17/2011
             | 
            
                -0.60 / -2.13%
             |             
            
                27.10
             |           
            
                28.00
             |               
            
                27.10
             |                           
            
                27.60
             | 
            
                27.60
             |                     
            
                3.78
             |                                 
            
                1,600
             |            
            
                 
             |                                       
         
    
        
            | 
                2/16/2011
             | 
            
                -0.10 / -0.35%
             |             
            
                28.20
             |           
            
                28.20
             |               
            
                28.00
             |                           
            
                28.20
             | 
            
                28.20
             |                     
            
                3.86
             |                                 
            
                7,020
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/15/2011
             | 
            
                -0.10 / -0.35%
             |             
            
                28.30
             |           
            
                28.30
             |               
            
                28.10
             |                           
            
                28.30
             | 
            
                28.30
             |                     
            
                3.87
             |                                 
            
                2,010
             |            
            
                 
             |                                       
         
    
        
            | 
                2/14/2011
             | 
            
                0.00 / 0.00%
             |             
            
                28.40
             |           
            
                28.60
             |               
            
                28.40
             |                           
            
                28.40
             | 
            
                28.40
             |                     
            
                3.89
             |                                 
            
                7,730
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/11/2011
             | 
            
                +0.40 / +1.43%
             |             
            
                28.00
             |           
            
                28.50
             |               
            
                28.00
             |                           
            
                28.40
             | 
            
                28.40
             |                     
            
                3.89
             |                                 
            
                9,210
             |            
            
                 
             |                                       
         
    
        
            | 
                2/10/2011
             | 
            
                -0.50 / -1.75%
             |             
            
                28.50
             |           
            
                28.50
             |               
            
                28.00
             |                           
            
                28.00
             | 
            
                28.00
             |                     
            
                3.83
             |                                 
            
                6,580
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/9/2011
             | 
            
                +0.30 / +1.06%
             |             
            
                27.80
             |           
            
                28.50
             |               
            
                27.80
             |                           
            
                28.50
             | 
            
                28.50
             |                     
            
                3.90
             |                                 
            
                2,880
             |            
            
                 
             |                                       
         
    
        
            | 
                2/8/2011
             | 
            
                +0.10 / +0.36%
             |             
            
                27.00
             |           
            
                28.20
             |               
            
                27.00
             |                           
            
                28.20
             | 
            
                28.20
             |                     
            
                3.86
             |                                 
            
                3,890
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/28/2011
             | 
            
                +0.50 / +1.81%
             |             
            
                27.60
             |           
            
                28.10
             |               
            
                27.60
             |                           
            
                28.10
             | 
            
                28.10
             |                     
            
                3.84
             |                                 
            
                8,860
             |            
            
                 
             |                                       
         
    
        
            | 
                1/27/2011
             | 
            
                +0.60 / +2.22%
             |             
            
                27.00
             |           
            
                27.60
             |               
            
                27.00
             |                           
            
                27.60
             | 
            
                27.60
             |                     
            
                3.78
             |                                 
            
                1,810
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/26/2011
             | 
            
                0.00 / 0.00%
             |             
            
                27.00
             |           
            
                27.10
             |               
            
                27.00
             |                           
            
                27.00
             | 
            
                27.00
             |                     
            
                3.69
             |                                 
            
                3,080
             |            
            
                 
             |                                       
         
    
        
            | 
                1/25/2011
             | 
            
                -0.10 / -0.37%
             |             
            
                27.10
             |           
            
                27.70
             |               
            
                27.00
             |                           
            
                27.00
             | 
            
                27.00
             |                     
            
                3.69
             |                                 
            
                3,720
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/24/2011
             | 
            
                -0.80 / -2.87%
             |             
            
                27.30
             |           
            
                27.90
             |               
            
                27.10
             |                           
            
                27.10
             | 
            
                27.10
             |                     
            
                3.71
             |                                 
            
                14,440
             |            
            
                 
             |                                       
         
    
        
            | 
                1/21/2011
             | 
            
                +0.40 / +1.45%
             |             
            
                27.70
             |           
            
                28.00
             |               
            
                27.50
             |                           
            
                27.90
             | 
            
                27.90
             |                     
            
                3.82
             |                                 
            
                18,120
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/20/2011
             | 
            
                +0.10 / +0.36%
             |             
            
                27.40
             |           
            
                27.70
             |               
            
                27.40
             |                           
            
                27.50
             | 
            
                27.50
             |                     
            
                3.76
             |                                 
            
                14,790
             |            
            
                 
             |                                       
         
    
        
            | 
                1/19/2011
             | 
            
                -0.60 / -2.14%
             |             
            
                27.00
             |           
            
                29.20
             |               
            
                27.00
             |                           
            
                27.40
             | 
            
                27.40
             |                     
            
                3.75
             |                                 
            
                11,040
             |  
            
                 
             |                                                              
             
    
         
    
    
 |