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                    Closing price on 7/4/2007
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        |           
                
                    | Open | 77.00 |  
                    | High | 78.00 |  
                    | Low | 76.00 |  
                    | Volume | 4,200 |  
                    | Split-adjusted Price | 61.39 |  
                
             | 
 |  MEC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 7/4/2007 | 0.00 / 0.00% | 77.00 | 78.00 | 76.00 | 77.00 | 77.00 | 61.39 | 4,200 |   |  
            | 7/3/2007 | +0.50 / +0.65% | 77.00 | 77.00 | 77.00 | 77.00 | 77.00 | 61.39 | 0 |   |  			
            | 7/2/2007 | 0.00 / 0.00% | 76.50 | 78.00 | 76.50 | 76.50 | 76.50 | 61.00 | 1,600 |   |  
            | 6/29/2007 | 0.00 / 0.00% | 76.50 | 76.50 | 76.50 | 76.50 | 76.50 | 61.00 | 0 |   |  			
            | 6/28/2007 | -0.50 / -0.65% | 76.50 | 76.50 | 76.50 | 76.50 | 76.50 | 61.00 | 300 |   |  
            | 6/27/2007 | -1.20 / -1.53% | 76.90 | 77.20 | 76.50 | 77.00 | 77.00 | 61.39 | 1,300 |   |  			
            | 6/26/2007 | +0.20 / +0.26% | 78.00 | 78.20 | 78.00 | 78.20 | 78.20 | 62.35 | 700 |   |  
            | 6/25/2007 | +2.00 / +2.63% | 77.00 | 78.00 | 77.00 | 78.00 | 78.00 | 62.19 | 1,400 |   |  			
            | 6/22/2007 | 0.00 / 0.00% | 76.00 | 76.00 | 76.00 | 76.00 | 76.00 | 60.60 | 0 |   |  
            | 6/21/2007 | +2.80 / +3.83% | 76.00 | 76.00 | 76.00 | 76.00 | 76.00 | 60.60 | 1,700 |   |  			
            | 6/20/2007 | -3.80 / -4.94% | 73.10 | 73.20 | 73.00 | 73.20 | 73.20 | 58.36 | 400 |   |  
            | 6/19/2007 | -1.00 / -1.28% | 77.00 | 77.00 | 77.00 | 77.00 | 77.00 | 61.39 | 700 |   |  			
            | 6/18/2007 | -0.50 / -0.64% | 78.60 | 80.00 | 78.00 | 78.00 | 78.00 | 62.19 | 2,500 |   |  
            | 6/15/2007 | 0.00 / 0.00% | 78.60 | 80.00 | 78.50 | 78.50 | 78.50 | 62.59 | 1,500 |   |  			
            | 6/14/2007 | -1.70 / -2.12% | 80.50 | 88.50 | 78.50 | 78.50 | 78.50 | 62.59 | 4,100 |   |  
            | 6/13/2007 | -1.80 / -2.20% | 80.50 | 81.20 | 80.00 | 80.20 | 80.20 | 63.95 | 3,100 |   |  			
            | 6/12/2007 | +4.00 / +5.13% | 82.00 | 82.00 | 82.00 | 82.00 | 82.00 | 65.38 | 1,300 |   |  
            | 6/11/2007 | -2.00 / -2.50% | 80.70 | 83.00 | 78.00 | 78.00 | 78.00 | 62.19 | 4,600 |   |  			
            | 6/8/2007 | 0.00 / 0.00% | 80.20 | 82.00 | 80.00 | 80.00 | 80.00 | 63.79 | 4,900 |   |  
            | 6/7/2007 | 0.00 / 0.00% | 80.00 | 82.00 | 80.00 | 80.00 | 80.00 | 63.79 | 2,200 |   |  			
            | 6/6/2007 | +7.00 / +9.59% | 80.00 | 80.00 | 80.00 | 80.00 | 80.00 | 63.79 | 900 |   |  
            | 6/5/2007 | -8.00 / -9.88% | 76.20 | 81.00 | 73.00 | 73.00 | 73.00 | 58.21 | 1,700 |   |  			
            | 6/4/2007 | -0.10 / -0.12% | 80.90 | 81.10 | 80.50 | 81.00 | 81.00 | 64.58 | 3,000 |   |  
            | 6/1/2007 | +1.10 / +1.38% | 81.00 | 81.10 | 81.00 | 81.10 | 81.10 | 64.66 | 1,200 |   |  			
            | 5/31/2007 | 0.00 / 0.00% | 80.00 | 80.50 | 80.00 | 80.00 | 80.00 | 63.79 | 2,500 |   |  
            | 5/30/2007 | -1.00 / -1.23% | 80.00 | 80.00 | 80.00 | 80.00 | 80.00 | 63.79 | 700 |   |  			
            | 5/29/2007 | -1.00 / -1.22% | 81.20 | 86.30 | 79.60 | 81.00 | 81.00 | 64.58 | 4,800 |   |  
            | 5/28/2007 | 0.00 / 0.00% | 82.00 | 85.10 | 82.00 | 82.00 | 82.00 | 65.38 | 3,800 |   |  			
            | 5/25/2007 | +1.20 / +1.49% | 79.60 | 82.00 | 78.00 | 82.00 | 82.00 | 65.38 | 5,300 |   |  
            | 5/24/2007 | -1.20 / -1.46% | 80.80 | 84.00 | 78.00 | 80.80 | 80.80 | 64.42 | 1,100 |   |  |