| 
                 
                    Closing price on 5/20/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    24.50 | 
                 
                
                    | High | 
                    26.20 | 
                 
                
                    | Low | 
                    24.50 | 
                     
                
                    | Volume | 
                    1,540 | 
                                 
                
                    | Split-adjusted Price | 
                    3.90 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
MPC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/20/2013
             | 
            
                +1.70 / +6.94%
             |             
            
                24.50
             |           
            
                26.20
             |               
            
                24.50
             |                           
            
                26.20
             | 
            
                26.20
             |                     
            
                3.90
             |                                 
            
                1,540
             |            
            
                 
             |                                       
         
    
        
            | 
                5/17/2013
             | 
            
                -0.60 / -2.39%
             |             
            
                25.00
             |           
            
                25.00
             |               
            
                24.00
             |                           
            
                24.50
             | 
            
                24.50
             |                     
            
                3.64
             |                                 
            
                8,920
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/16/2013
             | 
            
                -0.10 / -0.40%
             |             
            
                24.00
             |           
            
                25.20
             |               
            
                24.00
             |                           
            
                25.10
             | 
            
                25.10
             |                     
            
                3.73
             |                                 
            
                13,910
             |            
            
                 
             |                                       
         
    
        
            | 
                5/15/2013
             | 
            
                -0.80 / -3.08%
             |             
            
                24.20
             |           
            
                25.20
             |               
            
                24.20
             |                           
            
                25.20
             | 
            
                25.20
             |                     
            
                3.75
             |                                 
            
                1,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/14/2013
             | 
            
                -1.90 / -6.81%
             |             
            
                26.00
             |           
            
                26.00
             |               
            
                26.00
             |                           
            
                26.00
             | 
            
                26.00
             |                     
            
                3.87
             |                                 
            
                13,240
             |            
            
                 
             |                                       
         
    
        
            | 
                5/13/2013
             | 
            
                +1.60 / +6.08%
             |             
            
                24.50
             |           
            
                27.90
             |               
            
                24.50
             |                           
            
                27.90
             | 
            
                27.90
             |                     
            
                4.15
             |                                 
            
                430
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/10/2013
             | 
            
                -0.70 / -2.59%
             |             
            
                27.00
             |           
            
                27.00
             |               
            
                26.30
             |                           
            
                26.30
             | 
            
                26.30
             |                     
            
                3.91
             |                                 
            
                5,660
             |            
            
                 
             |                                       
         
    
        
            | 
                5/9/2013
             | 
            
                0.00 / 0.00%
             |             
            
                26.60
             |           
            
                27.00
             |               
            
                26.60
             |                           
            
                27.00
             | 
            
                27.00
             |                     
            
                4.02
             |                                 
            
                1,460
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/8/2013
             | 
            
                -1.60 / -5.59%
             |             
            
                28.90
             |           
            
                28.90
             |               
            
                27.00
             |                           
            
                27.00
             | 
            
                27.00
             |                     
            
                4.02
             |                                 
            
                2,310
             |            
            
                 
             |                                       
         
    
        
            | 
                5/7/2013
             | 
            
                +0.30 / +1.06%
             |             
            
                28.00
             |           
            
                28.60
             |               
            
                28.00
             |                           
            
                28.60
             | 
            
                28.60
             |                     
            
                4.25
             |                                 
            
                46,690
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/6/2013
             | 
            
                +0.30 / +1.07%
             |             
            
                28.00
             |           
            
                28.30
             |               
            
                28.00
             |                           
            
                28.30
             | 
            
                28.30
             |                     
            
                4.21
             |                                 
            
                48,140
             |            
            
                 
             |                                       
         
    
        
            | 
                5/3/2013
             | 
            
                +1.20 / +4.48%
             |             
            
                25.10
             |           
            
                28.00
             |               
            
                25.10
             |                           
            
                28.00
             | 
            
                28.00
             |                     
            
                4.16
             |                                 
            
                14,710
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/2/2013
             | 
            
                -2.00 / -6.94%
             |             
            
                28.80
             |           
            
                28.80
             |               
            
                26.80
             |                           
            
                26.80
             | 
            
                26.80
             |                     
            
                3.99
             |                                 
            
                87,260
             |            
            
                 
             |                                       
         
    
        
            | 
                4/26/2013
             | 
            
                -0.10 / -0.35%
             |             
            
                28.90
             |           
            
                28.90
             |               
            
                28.80
             |                           
            
                28.80
             | 
            
                28.80
             |                     
            
                4.28
             |                                 
            
                50,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/25/2013
             | 
            
                0.00 / 0.00%
             |             
            
                29.10
             |           
            
                29.10
             |               
            
                28.90
             |                           
            
                28.90
             | 
            
                28.90
             |                     
            
                4.30
             |                                 
            
                50,000
             |            
            
                 
             |                                       
         
    
        
            | 
                4/24/2013
             | 
            
                0.00 / 0.00%
             |             
            
                28.80
             |           
            
                29.90
             |               
            
                28.80
             |                           
            
                28.90
             | 
            
                28.90
             |                     
            
                4.30
             |                                 
            
                12,460
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/23/2013
             | 
            
                +0.10 / +0.35%
             |             
            
                28.90
             |           
            
                29.00
             |               
            
                27.50
             |                           
            
                28.90
             | 
            
                28.90
             |                     
            
                4.30
             |                                 
            
                40,140
             |            
            
                 
             |                                       
         
    
        
            | 
                4/22/2013
             | 
            
                +0.30 / +1.05%
             |             
            
                28.70
             |           
            
                28.80
             |               
            
                27.00
             |                           
            
                28.80
             | 
            
                28.80
             |                     
            
                4.28
             |                                 
            
                45,560
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/18/2013
             | 
            
                -1.60 / -5.32%
             |             
            
                29.10
             |           
            
                30.00
             |               
            
                28.50
             |                           
            
                28.50
             | 
            
                28.50
             |                     
            
                4.24
             |                                 
            
                54,230
             |            
            
                 
             |                                       
         
    
        
            | 
                4/17/2013
             | 
            
                -0.10 / -0.33%
             |             
            
                30.50
             |           
            
                30.50
             |               
            
                29.00
             |                           
            
                30.10
             | 
            
                30.10
             |                     
            
                4.48
             |                                 
            
                53,210
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/16/2013
             | 
            
                -0.20 / -0.66%
             |             
            
                29.50
             |           
            
                30.30
             |               
            
                29.00
             |                           
            
                30.20
             | 
            
                30.20
             |                     
            
                4.49
             |                                 
            
                53,250
             |            
            
                 
             |                                       
         
    
        
            | 
                4/15/2013
             | 
            
                -0.10 / -0.33%
             |             
            
                30.50
             |           
            
                30.50
             |               
            
                30.00
             |                           
            
                30.40
             | 
            
                30.40
             |                     
            
                4.52
             |                                 
            
                34,030
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/12/2013
             | 
            
                0.00 / 0.00%
             |             
            
                30.40
             |           
            
                30.60
             |               
            
                29.60
             |                           
            
                30.50
             | 
            
                30.50
             |                     
            
                4.54
             |                                 
            
                57,000
             |            
            
                 
             |                                       
         
    
        
            | 
                4/11/2013
             | 
            
                +0.10 / +0.33%
             |             
            
                30.70
             |           
            
                30.80
             |               
            
                28.80
             |                           
            
                30.50
             | 
            
                30.50
             |                     
            
                4.54
             |                                 
            
                66,450
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/10/2013
             | 
            
                +0.40 / +1.33%
             |             
            
                30.00
             |           
            
                31.80
             |               
            
                30.00
             |                           
            
                30.40
             | 
            
                30.40
             |                     
            
                4.52
             |                                 
            
                101,910
             |            
            
                 
             |                                       
         
    
        
            | 
                4/9/2013
             | 
            
                +1.40 / +4.90%
             |             
            
                28.00
             |           
            
                30.20
             |               
            
                28.00
             |                           
            
                30.00
             | 
            
                30.00
             |                     
            
                4.46
             |                                 
            
                42,730
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/8/2013
             | 
            
                +1.40 / +5.15%
             |             
            
                29.00
             |           
            
                29.00
             |               
            
                27.40
             |                           
            
                28.60
             | 
            
                28.60
             |                     
            
                4.25
             |                                 
            
                15,640
             |            
            
                 
             |                                       
         
    
        
            | 
                4/5/2013
             | 
            
                +1.70 / +6.67%
             |             
            
                27.20
             |           
            
                27.20
             |               
            
                26.40
             |                           
            
                27.20
             | 
            
                27.20
             |                     
            
                4.05
             |                                 
            
                54,570
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/4/2013
             | 
            
                +1.60 / +6.69%
             |             
            
                25.50
             |           
            
                25.50
             |               
            
                25.50
             |                           
            
                25.50
             | 
            
                25.50
             |                     
            
                3.79
             |                                 
            
                5,210
             |            
            
                 
             |                                       
         
    
        
            | 
                4/3/2013
             | 
            
                +1.50 / +6.70%
             |             
            
                23.90
             |           
            
                23.90
             |               
            
                23.90
             |                           
            
                23.90
             | 
            
                23.90
             |                     
            
                3.55
             |                                 
            
                3,170
             |  
            
                 
             |                                                              
             
    
         
    
    
 |