| 
                 
                    Closing price on 6/6/2008
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    12.70 | 
                 
                
                    | High | 
                    12.70 | 
                 
                
                    | Low | 
                    12.70 | 
                     
                
                    | Volume | 
                    200 | 
                                 
                
                    | Split-adjusted Price | 
                    10.13 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
MEC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                6/6/2008
             | 
            
                -0.30 / -2.31%
             |             
            
                12.70
             |           
            
                12.70
             |               
            
                12.70
             |                           
            
                12.70
             | 
            
                12.70
             |                     
            
                10.13
             |                                 
            
                200
             |            
            
                 
             |                                       
         
    
        
            | 
                6/5/2008
             | 
            
                -0.40 / -2.99%
             |             
            
                13.00
             |           
            
                13.00
             |               
            
                13.00
             |                           
            
                13.00
             | 
            
                13.00
             |                     
            
                10.37
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/4/2008
             | 
            
                -0.40 / -2.90%
             |             
            
                13.40
             |           
            
                13.40
             |               
            
                13.40
             |                           
            
                13.40
             | 
            
                13.40
             |                     
            
                10.68
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                6/3/2008
             | 
            
                -0.40 / -2.82%
             |             
            
                13.80
             |           
            
                13.80
             |               
            
                13.80
             |                           
            
                13.80
             | 
            
                13.80
             |                     
            
                11.00
             |                                 
            
                1,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/2/2008
             | 
            
                -0.40 / -2.74%
             |             
            
                14.20
             |           
            
                14.20
             |               
            
                14.20
             |                           
            
                14.20
             | 
            
                14.20
             |                     
            
                11.32
             |                                 
            
                4,500
             |            
            
                 
             |                                       
         
    
        
            | 
                5/30/2008
             | 
            
                -0.40 / -2.67%
             |             
            
                14.60
             |           
            
                14.60
             |               
            
                14.60
             |                           
            
                14.60
             | 
            
                14.60
             |                     
            
                11.64
             |                                 
            
                1,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/29/2008
             | 
            
                -0.40 / -2.60%
             |             
            
                15.00
             |           
            
                15.70
             |               
            
                15.00
             |                           
            
                15.00
             | 
            
                15.01
             |                     
            
                11.96
             |                                 
            
                11,100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/28/2008
             | 
            
                -0.40 / -2.53%
             |             
            
                15.40
             |           
            
                15.40
             |               
            
                15.40
             |                           
            
                15.40
             | 
            
                15.40
             |                     
            
                12.28
             |                                 
            
                4,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/26/2008
             | 
            
                0.00 / 0.00%
             |             
            
                15.80
             |           
            
                15.80
             |               
            
                15.80
             |                           
            
                15.80
             | 
            
                15.80
             |                     
            
                12.60
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                5/23/2008
             | 
            
                -0.40 / -2.47%
             |             
            
                15.80
             |           
            
                15.80
             |               
            
                15.80
             |                           
            
                15.80
             | 
            
                15.80
             |                     
            
                12.60
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/22/2008
             | 
            
                -0.50 / -2.99%
             |             
            
                16.20
             |           
            
                16.20
             |               
            
                16.20
             |                           
            
                16.20
             | 
            
                16.20
             |                     
            
                12.92
             |                                 
            
                1,600
             |            
            
                 
             |                                       
         
    
        
            | 
                5/21/2008
             | 
            
                -0.50 / -2.91%
             |             
            
                16.70
             |           
            
                16.70
             |               
            
                16.70
             |                           
            
                16.70
             | 
            
                16.70
             |                     
            
                13.32
             |                                 
            
                300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/20/2008
             | 
            
                -0.50 / -2.82%
             |             
            
                17.20
             |           
            
                17.20
             |               
            
                17.20
             |                           
            
                17.20
             | 
            
                17.20
             |                     
            
                13.71
             |                                 
            
                2,200
             |            
            
                 
             |                                       
         
    
        
            | 
                5/19/2008
             | 
            
                -0.60 / -3.28%
             |             
            
                17.70
             |           
            
                17.80
             |               
            
                17.70
             |                           
            
                17.70
             | 
            
                17.73
             |                     
            
                14.11
             |                                 
            
                5,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/16/2008
             | 
            
                -0.30 / -1.61%
             |             
            
                18.10
             |           
            
                19.10
             |               
            
                18.10
             |                           
            
                18.30
             | 
            
                18.24
             |                     
            
                14.59
             |                                 
            
                22,200
             |            
            
                 
             |                                       
         
    
        
            | 
                5/15/2008
             | 
            
                -0.50 / -2.62%
             |             
            
                18.60
             |           
            
                18.60
             |               
            
                18.60
             |                           
            
                18.60
             | 
            
                18.60
             |                     
            
                14.83
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/14/2008
             | 
            
                -0.50 / -2.55%
             |             
            
                19.10
             |           
            
                19.10
             |               
            
                19.10
             |                           
            
                19.10
             | 
            
                19.10
             |                     
            
                15.23
             |                                 
            
                1,100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/13/2008
             | 
            
                -0.60 / -2.97%
             |             
            
                19.60
             |           
            
                19.60
             |               
            
                19.60
             |                           
            
                19.60
             | 
            
                19.60
             |                     
            
                15.63
             |                                 
            
                300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/12/2008
             | 
            
                -0.60 / -2.88%
             |             
            
                20.20
             |           
            
                20.20
             |               
            
                20.20
             |                           
            
                20.20
             | 
            
                20.20
             |                     
            
                16.11
             |                                 
            
                600
             |            
            
                 
             |                                       
         
    
        
            | 
                5/9/2008
             | 
            
                -0.60 / -2.80%
             |             
            
                20.80
             |           
            
                20.80
             |               
            
                20.80
             |                           
            
                20.80
             | 
            
                20.80
             |                     
            
                16.58
             |                                 
            
                3,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/8/2008
             | 
            
                -0.60 / -2.73%
             |             
            
                21.40
             |           
            
                21.40
             |               
            
                21.40
             |                           
            
                21.40
             | 
            
                21.40
             |                     
            
                17.06
             |                                 
            
                300
             |            
            
                 
             |                                       
         
    
        
            | 
                5/7/2008
             | 
            
                -0.60 / -2.65%
             |             
            
                22.00
             |           
            
                22.00
             |               
            
                22.00
             |                           
            
                22.00
             | 
            
                22.00
             |                     
            
                17.54
             |                                 
            
                1,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/6/2008
             | 
            
                -0.40 / -1.74%
             |             
            
                23.00
             |           
            
                23.00
             |               
            
                22.60
             |                           
            
                22.60
             | 
            
                22.60
             |                     
            
                18.02
             |                                 
            
                8,200
             |            
            
                 
             |                                       
         
    
        
            | 
                5/5/2008
             | 
            
                +0.10 / +0.44%
             |             
            
                23.50
             |           
            
                23.50
             |               
            
                22.30
             |                           
            
                23.00
             | 
            
                23.24
             |                     
            
                18.34
             |                                 
            
                27,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/29/2008
             | 
            
                +0.60 / +2.69%
             |             
            
                22.90
             |           
            
                22.90
             |               
            
                22.90
             |                           
            
                22.90
             | 
            
                22.90
             |                     
            
                18.26
             |                                 
            
                800
             |            
            
                 
             |                                       
         
    
        
            | 
                4/28/2008
             | 
            
                +0.60 / +2.76%
             |             
            
                22.30
             |           
            
                22.30
             |               
            
                22.30
             |                           
            
                22.30
             | 
            
                22.30
             |                     
            
                17.78
             |                                 
            
                600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/25/2008
             | 
            
                +0.70 / +3.33%
             |             
            
                21.70
             |           
            
                21.70
             |               
            
                21.70
             |                           
            
                21.70
             | 
            
                21.70
             |                     
            
                17.30
             |                                 
            
                4,600
             |            
            
                 
             |                                       
         
    
        
            | 
                4/24/2008
             | 
            
                -0.60 / -2.78%
             |             
            
                21.00
             |           
            
                21.30
             |               
            
                21.00
             |                           
            
                21.00
             | 
            
                21.05
             |                     
            
                16.74
             |                                 
            
                5,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/23/2008
             | 
            
                -0.50 / -2.26%
             |             
            
                21.60
             |           
            
                21.80
             |               
            
                21.60
             |                           
            
                21.60
             | 
            
                21.60
             |                     
            
                17.22
             |                                 
            
                5,600
             |            
            
                 
             |                                       
         
    
        
            | 
                4/22/2008
             | 
            
                -0.70 / -3.07%
             |             
            
                22.30
             |           
            
                22.50
             |               
            
                22.10
             |                           
            
                22.10
             | 
            
                22.19
             |                     
            
                17.62
             |                                 
            
                8,500
             |  
            
                 
             |                                                              
             
    
         
    
    
 |