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                    Closing price on 8/4/2008
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        |           
                
                    | Open | 21.90 |  
                    | High | 23.70 |  
                    | Low | 21.90 |  
                    | Volume | 37,600 |  
                    | Split-adjusted Price | 18.42 |  
                
             | 
 |  MEC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 8/4/2008 | -0.10 / -0.43% | 21.90 | 23.70 | 21.90 | 23.10 | 23.16 | 18.42 | 37,600 |   |  
            | 8/1/2008 | 0.00 / 0.00% | 22.50 | 23.20 | 21.70 | 23.20 | 22.85 | 18.50 | 115,900 |   |  			
            | 7/31/2008 | +0.60 / +2.65% | 23.00 | 23.30 | 21.60 | 23.20 | 22.44 | 18.50 | 76,500 |   |  
            | 7/30/2008 | +0.80 / +3.67% | 22.60 | 22.60 | 21.70 | 22.60 | 22.49 | 18.02 | 75,000 |   |  			
            | 7/29/2008 | +0.70 / +3.32% | 21.80 | 21.80 | 21.80 | 21.80 | 21.80 | 17.38 | 23,400 |   |  
            | 7/28/2008 | +0.60 / +2.93% | 20.00 | 21.10 | 20.00 | 21.10 | 21.01 | 16.82 | 22,700 |   |  			
            | 7/25/2008 | -0.30 / -1.44% | 20.90 | 21.50 | 20.00 | 20.50 | 20.29 | 16.35 | 37,300 |   |  
            | 7/24/2008 | 0.00 / 0.00% | 20.00 | 21.60 | 20.00 | 20.80 | 20.81 | 16.58 | 78,300 |   |  			
            | 7/23/2008 | -0.80 / -3.70% | 20.80 | 20.80 | 20.80 | 20.80 | 20.80 | 16.58 | 2,900 |   |  
            | 7/22/2008 | +0.10 / +0.47% | 21.60 | 21.60 | 21.60 | 21.60 | 21.60 | 17.22 | 0 |   |  			
            | 7/21/2008 | 0.00 / 0.00% | 22.20 | 22.20 | 21.40 | 21.50 | 21.60 | 17.14 | 7,000 |   |  
            | 7/18/2008 | -0.40 / -1.83% | 22.00 | 22.70 | 21.10 | 21.50 | 22.22 | 17.14 | 45,500 |   |  			
            | 7/17/2008 | +0.60 / +2.82% | 21.90 | 21.90 | 21.90 | 21.90 | 21.90 | 17.46 | 3,500 |   |  
            | 7/16/2008 | +0.80 / +3.90% | 21.30 | 21.30 | 19.80 | 21.30 | 21.06 | 16.98 | 43,900 |   |  			
            | 7/15/2008 | +0.70 / +3.54% | 20.50 | 20.50 | 20.50 | 20.50 | 20.50 | 16.35 | 8,700 |   |  
            | 7/14/2008 | +0.70 / +3.66% | 19.80 | 19.80 | 19.80 | 19.80 | 19.80 | 15.79 | 2,500 |   |  			
            | 7/11/2008 | +0.70 / +3.80% | 19.10 | 19.10 | 19.10 | 19.10 | 19.10 | 15.23 | 18,300 |   |  
            | 7/10/2008 | +0.70 / +3.95% | 18.40 | 18.40 | 18.40 | 18.40 | 18.40 | 14.67 | 6,200 |   |  			
            | 7/9/2008 | -0.20 / -1.12% | 17.70 | 17.70 | 17.40 | 17.70 | 17.68 | 14.11 | 16,200 |   |  
            | 7/8/2008 | +1.00 / +5.92% | 16.80 | 18.00 | 16.80 | 17.90 | 17.08 | 14.27 | 47,800 |   |  			
            | 7/7/2008 | -0.40 / -2.31% | 17.90 | 17.90 | 16.70 | 16.90 | 17.39 | 13.47 | 44,100 |   |  
            | 7/4/2008 | +0.40 / +2.37% | 17.30 | 17.30 | 17.30 | 17.30 | 17.30 | 13.79 | 8,300 |   |  			
            | 7/3/2008 | +0.50 / +3.05% | 16.50 | 16.90 | 16.50 | 16.90 | 16.73 | 13.47 | 4,800 |   |  
            | 7/2/2008 | +0.60 / +3.80% | 16.40 | 16.40 | 15.50 | 16.40 | 16.31 | 13.08 | 29,600 |   |  			
            | 7/1/2008 | +0.50 / +3.27% | 15.80 | 15.80 | 15.80 | 15.80 | 15.80 | 12.60 | 13,300 |   |  
            | 6/30/2008 | +0.20 / +1.32% | 15.30 | 15.30 | 14.80 | 15.30 | 15.24 | 12.20 | 19,600 |   |  			
            | 6/27/2008 | +0.30 / +2.03% | 14.30 | 15.10 | 14.10 | 15.10 | 14.80 | 12.04 | 16,900 |   |  
            | 6/26/2008 | +0.50 / +3.50% | 14.80 | 14.80 | 13.90 | 14.80 | 14.56 | 11.80 | 27,100 |   |  			
            | 6/25/2008 | +0.50 / +3.62% | 14.30 | 14.30 | 14.00 | 14.30 | 14.27 | 11.40 | 15,300 |   |  
            | 6/24/2008 | +0.40 / +2.99% | 13.80 | 13.80 | 13.70 | 13.80 | 13.79 | 11.00 | 13,300 |   |  |