| 
    
        
            | 
                    Closing price on 10/18/2007
                 |  |  
    
        |           
                
                    | Open | 73.00 |  
                    | High | 77.00 |  
                    | Low | 73.00 |  
                    | Volume | 212,800 |  
                    | Split-adjusted Price | 9.37 |  
                
             | 
 |  MPC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 10/18/2007 | -2.50 / -3.21% | 73.00 | 77.00 | 73.00 | 75.50 | 75.50 | 9.37 | 212,800 |   |  
            | 10/17/2007 | -2.90 / -3.58% | 88.00 | 88.40 | 75.00 | 78.00 | 78.00 | 9.68 | 325,900 |   |  			
            | 10/16/2007 | +5.90 / +7.87% | 68.00 | 80.90 | 68.00 | 80.90 | 80.90 | 10.04 | 581,700 |   |  
            | 10/15/2007 | +3.00 / +4.17% | 73.00 | 75.00 | 72.00 | 75.00 | 75.00 | 9.31 | 373,900 |   |  			
            | 10/12/2007 | -0.90 / -1.23% | 75.00 | 75.00 | 70.50 | 72.00 | 72.00 | 8.94 | 204,600 |   |  
            | 10/11/2007 | -0.10 / -0.14% | 77.00 | 77.00 | 71.90 | 72.90 | 72.90 | 9.05 | 348,400 |   |  			
            | 10/10/2007 | +5.00 / +7.35% | 71.00 | 73.10 | 68.00 | 73.00 | 73.00 | 9.06 | 503,700 |   |  
            | 10/9/2007 | +3.00 / +4.62% | 65.00 | 69.00 | 64.00 | 68.00 | 68.00 | 8.44 | 278,600 |   |  			
            | 10/8/2007 | 0.00 / 0.00% | 66.30 | 67.00 | 63.50 | 65.00 | 65.00 | 8.07 | 175,400 |   |  
            | 10/5/2007 | -1.90 / -2.84% | 67.50 | 68.00 | 64.00 | 65.00 | 65.00 | 8.07 | 149,400 |   |  			
            | 10/4/2007 | 0.00 / 0.00% | 68.00 | 68.00 | 66.90 | 66.90 | 66.90 | 8.30 | 129,900 |   |  
            | 10/3/2007 | -0.20 / -0.30% | 67.50 | 69.00 | 65.00 | 66.90 | 66.90 | 8.30 | 92,700 |   |  			
            | 10/2/2007 | +1.70 / +2.60% | 71.00 | 71.00 | 66.00 | 67.10 | 67.10 | 8.33 | 282,500 |   |  
            | 10/1/2007 | +4.60 / +7.57% | 61.00 | 65.40 | 61.00 | 65.40 | 65.40 | 8.12 | 171,000 |   |  			
            | 9/28/2007 | +3.00 / +5.19% | 58.50 | 60.80 | 58.50 | 60.80 | 60.80 | 7.55 | 156,400 |   |  
            | 9/27/2007 | -1.20 / -2.03% | 59.00 | 59.00 | 57.00 | 57.80 | 57.80 | 7.17 | 64,300 |   |  			
            | 9/26/2007 | -0.50 / -0.84% | 59.50 | 63.00 | 57.00 | 59.00 | 59.00 | 7.32 | 196,700 |   |  
            | 9/25/2007 | +3.00 / +5.31% | 57.50 | 60.00 | 57.50 | 59.50 | 59.50 | 7.39 | 138,000 |   |  			
            | 9/24/2007 | +2.60 / +4.82% | 52.00 | 57.00 | 52.00 | 56.50 | 56.50 | 7.01 | 96,800 |   |  
            | 9/21/2007 | +1.00 / +1.89% | 54.00 | 54.50 | 53.00 | 53.90 | 53.90 | 6.69 | 72,700 |   |  			
            | 9/20/2007 | -0.10 / -0.19% | 53.00 | 54.00 | 52.70 | 52.90 | 52.90 | 6.57 | 72,800 |   |  
            | 9/19/2007 | +0.70 / +1.34% | 52.00 | 53.00 | 52.00 | 53.00 | 53.00 | 6.58 | 41,400 |   |  			
            | 9/18/2007 | -0.20 / -0.38% | 52.50 | 52.50 | 52.00 | 52.30 | 52.30 | 6.49 | 32,200 |   |  
            | 9/17/2007 | +0.30 / +0.57% | 52.00 | 53.00 | 52.00 | 52.50 | 52.50 | 6.52 | 31,000 |   |  			
            | 9/14/2007 | +0.30 / +0.58% | 51.10 | 52.50 | 51.10 | 52.20 | 52.20 | 6.48 | 23,500 |   |  
            | 9/13/2007 | -0.20 / -0.38% | 52.00 | 52.00 | 51.50 | 51.90 | 51.90 | 6.44 | 11,200 |   |  			
            | 9/12/2007 | -0.70 / -1.33% | 52.50 | 52.80 | 52.00 | 52.10 | 52.10 | 6.47 | 41,400 |   |  
            | 9/11/2007 | +0.20 / +0.38% | 52.80 | 53.00 | 52.50 | 52.80 | 52.80 | 6.55 | 38,500 |   |  			
            | 9/10/2007 | -0.10 / -0.19% | 52.50 | 53.50 | 52.50 | 52.60 | 52.60 | 6.53 | 47,200 |   |  
            | 9/7/2007 | +0.70 / +1.35% | 52.00 | 53.40 | 52.00 | 52.70 | 52.70 | 6.54 | 27,400 |   |  |