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                    Closing price on 9/28/2007
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        |           
                
                    | Open | 30.00 |  
                    | High | 32.00 |  
                    | Low | 30.00 |  
                    | Volume | 7,800 |  
                    | Split-adjusted Price | 25.20 |  
                
             | 
 |  MEC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 9/28/2007 | +1.60 / +5.33% | 30.00 | 32.00 | 30.00 | 31.60 | 31.60 | 25.20 | 7,800 |   |  
            | 9/27/2007 | 0.00 / 0.00% | 30.60 | 30.60 | 30.00 | 30.00 | 30.00 | 23.92 | 1,400 |   |  			
            | 9/26/2007 | 0.00 / 0.00% | 30.60 | 31.00 | 30.00 | 30.00 | 30.00 | 23.92 | 4,400 |   |  
            | 9/25/2007 | +0.50 / +1.69% | 31.00 | 31.00 | 29.80 | 30.00 | 30.00 | 23.92 | 4,500 |   |  			
            | 9/24/2007 | -0.20 / -0.67% | 29.50 | 29.50 | 29.00 | 29.50 | 29.50 | 23.52 | 1,000 |   |  
            | 9/21/2007 | +0.20 / +0.68% | 29.50 | 29.80 | 29.50 | 29.70 | 29.70 | 23.68 | 3,000 |   |  			
            | 9/20/2007 | -0.20 / -0.67% | 30.00 | 30.00 | 29.50 | 29.50 | 29.50 | 23.52 | 3,900 |   |  
            | 9/19/2007 | +0.20 / +0.68% | 29.60 | 30.20 | 29.60 | 29.70 | 29.70 | 23.68 | 3,700 |   |  			
            | 9/18/2007 | +1.00 / +3.51% | 30.00 | 30.00 | 29.20 | 29.50 | 29.50 | 23.52 | 2,200 |   |  
            | 9/17/2007 | -1.50 / -5.00% | 29.00 | 29.50 | 28.50 | 28.50 | 28.50 | 22.72 | 2,800 |   |  			
            | 9/14/2007 | 0.00 / 0.00% | 31.00 | 31.00 | 29.00 | 30.00 | 30.00 | 23.92 | 3,800 |   |  
            | 9/13/2007 | 0.00 / 0.00% | 31.20 | 32.40 | 29.50 | 30.00 | 30.00 | 23.92 | 6,700 |   |  			
            | 9/12/2007 | +0.20 / +0.67% | 30.00 | 30.50 | 29.00 | 30.00 | 30.00 | 23.92 | 8,800 |   |  
            | 9/11/2007 | -0.30 / -1.00% | 30.00 | 30.00 | 29.00 | 29.80 | 29.80 | 23.76 | 1,800 |   |  			
            | 9/10/2007 | +1.50 / +5.24% | 30.20 | 30.30 | 30.00 | 30.10 | 30.10 | 24.00 | 6,700 |   |  
            | 9/7/2007 | -0.40 / -1.38% | 30.00 | 33.60 | 28.60 | 28.60 | 28.60 | 22.80 | 1,400 |   |  			
            | 9/6/2007 | -0.50 / -1.69% | 31.50 | 31.50 | 29.00 | 29.00 | 29.00 | 23.12 | 2,100 |   |  
            | 9/5/2007 | +1.70 / +6.12% | 29.00 | 29.50 | 29.00 | 29.50 | 29.50 | 23.52 | 1,100 |   |  			
            | 9/4/2007 | -0.70 / -2.46% | 31.00 | 32.00 | 27.80 | 27.80 | 27.80 | 22.17 | 4,900 |   |  
            | 8/31/2007 | -0.50 / -1.72% | 31.50 | 31.50 | 28.20 | 28.50 | 28.50 | 22.72 | 2,600 |   |  			
            | 8/30/2007 | +1.00 / +3.57% | 30.00 | 32.90 | 29.00 | 29.00 | 29.00 | 23.12 | 1,400 |   |  
            | 8/29/2007 | +2.00 / +7.69% | 30.50 | 30.50 | 28.00 | 28.00 | 28.00 | 22.33 | 1,100 |   |  			
            | 8/28/2007 | -1.00 / -3.70% | 30.20 | 30.20 | 26.00 | 26.00 | 26.00 | 20.73 | 1,900 |   |  
            | 8/27/2007 | -1.00 / -3.57% | 28.00 | 28.50 | 27.00 | 27.00 | 27.00 | 21.53 | 1,900 |   |  			
            | 8/24/2007 | +3.00 / +12.00% | 28.50 | 28.50 | 28.00 | 28.00 | 28.00 | 22.33 | 1,300 |   |  
            | 8/23/2007 | -1.00 / -3.85% | 28.10 | 28.10 | 25.00 | 25.00 | 25.00 | 19.93 | 800 |   |  			
            | 8/22/2007 | 0.00 / 0.00% | 28.50 | 28.50 | 24.50 | 26.00 | 26.00 | 20.73 | 1,100 |   |  
            | 8/21/2007 | -1.00 / -3.70% | 26.00 | 26.00 | 26.00 | 26.00 | 26.00 | 20.73 | 100 |   |  			
            | 8/20/2007 | -0.20 / -0.74% | 27.00 | 27.00 | 27.00 | 27.00 | 27.00 | 21.53 | 500 |   |  
            | 8/17/2007 | +0.20 / +0.74% | 26.50 | 27.20 | 26.50 | 27.20 | 27.20 | 21.69 | 1,600 |   |  |