| 
                 
                    Closing price on 12/29/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    15.30 | 
                 
                
                    | High | 
                    15.30 | 
                 
                
                    | Low | 
                    14.50 | 
                     
                
                    | Volume | 
                    194,790 | 
                                 
                
                    | Split-adjusted Price | 
                    2.04 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
MPC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                12/29/2011
             | 
            
                -0.30 / -1.97%
             |             
            
                15.30
             |           
            
                15.30
             |               
            
                14.50
             |                           
            
                14.90
             | 
            
                14.90
             |                     
            
                2.04
             |                                 
            
                194,790
             |            
            
                 
             |                                       
         
    
        
            | 
                12/28/2011
             | 
            
                -0.80 / -5.00%
             |             
            
                16.00
             |           
            
                16.30
             |               
            
                15.20
             |                           
            
                15.20
             | 
            
                15.20
             |                     
            
                2.08
             |                                 
            
                150,450
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/27/2011
             | 
            
                -0.80 / -4.76%
             |             
            
                16.80
             |           
            
                16.80
             |               
            
                16.00
             |                           
            
                16.00
             | 
            
                16.00
             |                     
            
                2.19
             |                                 
            
                62,220
             |            
            
                 
             |                                       
         
    
        
            | 
                12/26/2011
             | 
            
                +0.10 / +0.60%
             |             
            
                15.90
             |           
            
                16.80
             |               
            
                15.90
             |                           
            
                16.80
             | 
            
                16.80
             |                     
            
                2.30
             |                                 
            
                20,930
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/23/2011
             | 
            
                0.00 / 0.00%
             |             
            
                16.70
             |           
            
                16.70
             |               
            
                16.20
             |                           
            
                16.70
             | 
            
                16.70
             |                     
            
                2.28
             |                                 
            
                12,260
             |            
            
                 
             |                                       
         
    
        
            | 
                12/22/2011
             | 
            
                -0.30 / -1.76%
             |             
            
                16.80
             |           
            
                16.90
             |               
            
                16.40
             |                           
            
                16.70
             | 
            
                16.70
             |                     
            
                2.28
             |                                 
            
                15,210
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/21/2011
             | 
            
                -0.60 / -3.41%
             |             
            
                17.00
             |           
            
                17.00
             |               
            
                17.00
             |                           
            
                17.00
             | 
            
                17.00
             |                     
            
                2.33
             |                                 
            
                27,550
             |            
            
                 
             |                                       
         
    
        
            | 
                12/20/2011
             | 
            
                +0.70 / +4.14%
             |             
            
                16.80
             |           
            
                17.60
             |               
            
                16.80
             |                           
            
                17.60
             | 
            
                17.60
             |                     
            
                2.41
             |                                 
            
                16,210
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/19/2011
             | 
            
                -0.80 / -4.52%
             |             
            
                17.50
             |           
            
                17.50
             |               
            
                16.90
             |                           
            
                16.90
             | 
            
                16.90
             |                     
            
                2.31
             |                                 
            
                82,250
             |            
            
                 
             |                                       
         
    
        
            | 
                12/16/2011
             | 
            
                0.00 / 0.00%
             |             
            
                17.20
             |           
            
                18.00
             |               
            
                17.20
             |                           
            
                17.70
             | 
            
                17.70
             |                     
            
                2.42
             |                                 
            
                9,730
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/15/2011
             | 
            
                -0.80 / -4.32%
             |             
            
                17.60
             |           
            
                18.50
             |               
            
                17.60
             |                           
            
                17.70
             | 
            
                17.70
             |                     
            
                2.42
             |                                 
            
                3,000
             |            
            
                 
             |                                       
         
    
        
            | 
                12/14/2011
             | 
            
                -0.90 / -4.64%
             |             
            
                18.60
             |           
            
                18.80
             |               
            
                18.50
             |                           
            
                18.50
             | 
            
                18.50
             |                     
            
                2.53
             |                                 
            
                9,960
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/13/2011
             | 
            
                -1.00 / -4.90%
             |             
            
                19.50
             |           
            
                19.50
             |               
            
                19.40
             |                           
            
                19.40
             | 
            
                19.40
             |                     
            
                2.65
             |                                 
            
                7,820
             |            
            
                 
             |                                       
         
    
        
            | 
                12/12/2011
             | 
            
                +0.60 / +3.03%
             |             
            
                19.80
             |           
            
                20.40
             |               
            
                19.00
             |                           
            
                20.40
             | 
            
                20.40
             |                     
            
                2.79
             |                                 
            
                47,540
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/9/2011
             | 
            
                -0.60 / -2.94%
             |             
            
                20.60
             |           
            
                20.60
             |               
            
                19.80
             |                           
            
                19.80
             | 
            
                19.80
             |                     
            
                2.71
             |                                 
            
                3,400
             |            
            
                 
             |                                       
         
    
        
            | 
                12/8/2011
             | 
            
                -0.30 / -1.45%
             |             
            
                20.70
             |           
            
                20.70
             |               
            
                20.40
             |                           
            
                20.40
             | 
            
                20.40
             |                     
            
                2.79
             |                                 
            
                120,060
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/7/2011
             | 
            
                0.00 / 0.00%
             |             
            
                20.70
             |           
            
                20.70
             |               
            
                20.70
             |                           
            
                20.70
             | 
            
                20.70
             |                     
            
                2.83
             |                                 
            
                290
             |            
            
                 
             |                                       
         
    
        
            | 
                12/6/2011
             | 
            
                -0.90 / -4.17%
             |             
            
                21.00
             |           
            
                21.00
             |               
            
                20.70
             |                           
            
                20.70
             | 
            
                20.70
             |                     
            
                2.83
             |                                 
            
                1,320
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/5/2011
             | 
            
                +0.50 / +2.37%
             |             
            
                21.90
             |           
            
                21.90
             |               
            
                20.30
             |                           
            
                21.60
             | 
            
                21.60
             |                     
            
                2.96
             |                                 
            
                270
             |            
            
                 
             |                                       
         
    
        
            | 
                12/2/2011
             | 
            
                +0.60 / +2.93%
             |             
            
                21.10
             |           
            
                21.10
             |               
            
                21.10
             |                           
            
                21.10
             | 
            
                21.10
             |                     
            
                2.89
             |                                 
            
                500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/1/2011
             | 
            
                0.00 / 0.00%
             |             
            
                20.50
             |           
            
                20.50
             |               
            
                20.50
             |                           
            
                20.50
             | 
            
                20.50
             |                     
            
                2.80
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                11/30/2011
             | 
            
                0.00 / 0.00%
             |             
            
                20.50
             |           
            
                20.50
             |               
            
                20.50
             |                           
            
                20.50
             | 
            
                20.50
             |                     
            
                2.80
             |                                 
            
                2,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/29/2011
             | 
            
                -1.00 / -4.65%
             |             
            
                20.70
             |           
            
                20.70
             |               
            
                20.50
             |                           
            
                20.50
             | 
            
                20.50
             |                     
            
                2.80
             |                                 
            
                1,820
             |            
            
                 
             |                                       
         
    
        
            | 
                11/28/2011
             | 
            
                +0.70 / +3.37%
             |             
            
                20.60
             |           
            
                21.50
             |               
            
                20.60
             |                           
            
                21.50
             | 
            
                21.50
             |                     
            
                2.94
             |                                 
            
                155,020
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/25/2011
             | 
            
                +0.30 / +1.46%
             |             
            
                19.60
             |           
            
                20.80
             |               
            
                19.60
             |                           
            
                20.80
             | 
            
                20.80
             |                     
            
                2.85
             |                                 
            
                4,820
             |            
            
                 
             |                                       
         
    
        
            | 
                11/24/2011
             | 
            
                -0.40 / -1.91%
             |             
            
                20.50
             |           
            
                20.50
             |               
            
                20.50
             |                           
            
                20.50
             | 
            
                20.50
             |                     
            
                2.80
             |                                 
            
                1,780
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/23/2011
             | 
            
                +0.60 / +2.96%
             |             
            
                20.10
             |           
            
                20.90
             |               
            
                20.10
             |                           
            
                20.90
             | 
            
                20.90
             |                     
            
                2.86
             |                                 
            
                31,500
             |            
            
                 
             |                                       
         
    
        
            | 
                11/22/2011
             | 
            
                -0.50 / -2.40%
             |             
            
                20.90
             |           
            
                21.00
             |               
            
                20.00
             |                           
            
                20.30
             | 
            
                20.30
             |                     
            
                2.78
             |                                 
            
                5,380
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/21/2011
             | 
            
                +0.50 / +2.46%
             |             
            
                20.30
             |           
            
                20.80
             |               
            
                20.00
             |                           
            
                20.80
             | 
            
                20.80
             |                     
            
                2.85
             |                                 
            
                1,670
             |            
            
                 
             |                                       
         
    
        
            | 
                11/18/2011
             | 
            
                +0.40 / +2.01%
             |             
            
                19.20
             |           
            
                20.30
             |               
            
                19.10
             |                           
            
                20.30
             | 
            
                20.30
             |                     
            
                2.78
             |                                 
            
                15,690
             |  
            
                 
             |                                                              
             
    
         
    
    
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