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                    Closing price on 6/8/2007
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        |           
                
                    | Open | 80.20 |  
                    | High | 82.00 |  
                    | Low | 80.00 |  
                    | Volume | 4,900 |  
                    | Split-adjusted Price | 63.79 |  
                
             | 
 |  MEC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 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 |   |  			
            | 5/23/2007 | +5.50 / +7.19% | 81.00 | 84.10 | 81.00 | 82.00 | 82.00 | 65.38 | 6,100 |   |  
            | 5/22/2007 | +4.50 / +6.25% | 76.00 | 76.60 | 76.00 | 76.50 | 76.50 | 61.00 | 4,100 |   |  			
            | 5/21/2007 | +3.00 / +4.35% | 69.00 | 72.00 | 68.00 | 72.00 | 72.00 | 57.41 | 2,600 |   |  
            | 5/18/2007 | -1.50 / -2.13% | 69.00 | 69.00 | 69.00 | 69.00 | 69.00 | 55.02 | 300 |   |  			
            | 5/17/2007 | -2.00 / -2.76% | 70.50 | 72.00 | 70.00 | 70.50 | 70.50 | 56.21 | 2,200 |   |  
            | 5/16/2007 | -0.30 / -0.41% | 72.30 | 72.50 | 72.00 | 72.50 | 72.50 | 57.81 | 400 |   |  			
            | 5/15/2007 | -1.20 / -1.62% | 72.50 | 72.80 | 72.50 | 72.80 | 72.80 | 58.05 | 700 |   |  
            | 5/14/2007 | -1.00 / -1.33% | 74.00 | 74.00 | 74.00 | 74.00 | 74.00 | 59.00 | 100 |   |  			
            | 5/11/2007 | +2.20 / +3.02% | 73.90 | 75.00 | 73.90 | 75.00 | 75.00 | 59.80 | 1,900 |   |  
            | 5/10/2007 | +1.80 / +2.54% | 71.50 | 75.00 | 71.00 | 72.80 | 72.80 | 58.05 | 5,900 |   |  			
            | 5/9/2007 | +1.50 / +2.16% | 70.00 | 75.00 | 70.00 | 71.00 | 71.00 | 56.61 | 1,200 |   |  
            | 5/8/2007 | +5.00 / +7.75% | 69.50 | 70.00 | 69.50 | 69.50 | 69.50 | 55.41 | 2,500 |   |  			
            | 5/7/2007 | +5.50 / +9.32% | 64.50 | 64.50 | 64.50 | 64.50 | 64.50 | 51.43 | 500 |   |  
            | 5/4/2007 | -3.00 / -4.84% | 58.90 | 59.00 | 58.00 | 59.00 | 59.00 | 47.04 | 1,700 |   |  			
            | 5/3/2007 | -1.00 / -1.59% | 63.00 | 64.00 | 62.00 | 62.00 | 62.00 | 49.43 | 400 |   |  
            | 5/2/2007 | -2.00 / -3.08% | 63.60 | 65.00 | 63.00 | 63.00 | 63.00 | 50.23 | 500 |   |  			
            | 4/25/2007 | 0.00 / 0.00% | 65.00 | 65.00 | 65.00 | 65.00 | 65.00 | 51.83 | 200 |   |  
            | 4/24/2007 | +3.00 / +4.84% | 65.70 | 67.00 | 65.00 | 65.00 | 65.00 | 51.83 | 200 |   |  |