| 
                 
                    Closing price on 6/2/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    7.40 | 
                 
                
                    | High | 
                    7.60 | 
                 
                
                    | Low | 
                    7.40 | 
                     
                
                    | Volume | 
                    5,800 | 
                                 
                
                    | Split-adjusted Price | 
                    1.65 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
SED Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                6/2/2011
             | 
            
                +0.10 / +1.37%
             |             
            
                7.40
             |           
            
                7.60
             |               
            
                7.40
             |                           
            
                7.40
             | 
            
                7.40
             |                     
            
                1.65
             |                                 
            
                5,800
             |            
            
                 
             |                                       
         
    
        
            | 
                6/1/2011
             | 
            
                +0.20 / +2.82%
             |             
            
                7.20
             |           
            
                7.30
             |               
            
                7.20
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                1.63
             |                                 
            
                9,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/31/2011
             | 
            
                +0.20 / +2.90%
             |             
            
                7.10
             |           
            
                7.10
             |               
            
                7.10
             |                           
            
                7.10
             | 
            
                7.10
             |                     
            
                1.58
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/30/2011
             | 
            
                +0.40 / +6.15%
             |             
            
                6.90
             |           
            
                6.90
             |               
            
                6.90
             |                           
            
                6.90
             | 
            
                6.90
             |                     
            
                1.54
             |                                 
            
                9,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/27/2011
             | 
            
                -0.40 / -5.80%
             |             
            
                6.30
             |           
            
                6.50
             |               
            
                6.30
             |                           
            
                6.50
             | 
            
                6.50
             |                     
            
                1.45
             |                                 
            
                14,900
             |            
            
                 
             |                                       
         
    
        
            | 
                5/26/2011
             | 
            
                +0.40 / +6.15%
             |             
            
                6.20
             |           
            
                6.90
             |               
            
                6.20
             |                           
            
                6.90
             | 
            
                6.90
             |                     
            
                1.54
             |                                 
            
                2,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/25/2011
             | 
            
                -0.40 / -5.80%
             |             
            
                6.60
             |           
            
                6.60
             |               
            
                6.50
             |                           
            
                6.50
             | 
            
                6.50
             |                     
            
                1.45
             |                                 
            
                12,600
             |            
            
                 
             |                                       
         
    
        
            | 
                5/24/2011
             | 
            
                -0.50 / -6.76%
             |             
            
                7.20
             |           
            
                7.20
             |               
            
                6.90
             |                           
            
                6.90
             | 
            
                6.90
             |                     
            
                1.54
             |                                 
            
                19,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/23/2011
             | 
            
                0.00 / 0.00%
             |             
            
                7.40
             |           
            
                7.40
             |               
            
                7.40
             |                           
            
                7.40
             | 
            
                7.40
             |                     
            
                1.65
             |                                 
            
                8,200
             |            
            
                 
             |                                       
         
    
        
            | 
                5/20/2011
             | 
            
                0.00 / 0.00%
             |             
            
                7.40
             |           
            
                7.40
             |               
            
                7.40
             |                           
            
                7.40
             | 
            
                7.40
             |                     
            
                1.65
             |                                 
            
                3,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/19/2011
             | 
            
                0.00 / 0.00%
             |             
            
                7.40
             |           
            
                7.40
             |               
            
                7.40
             |                           
            
                7.40
             | 
            
                7.40
             |                     
            
                1.65
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                5/18/2011
             | 
            
                -0.30 / -3.90%
             |             
            
                7.60
             |           
            
                7.60
             |               
            
                7.40
             |                           
            
                7.40
             | 
            
                7.40
             |                     
            
                1.65
             |                                 
            
                5,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/17/2011
             | 
            
                -0.10 / -1.28%
             |             
            
                7.80
             |           
            
                7.80
             |               
            
                7.70
             |                           
            
                7.70
             | 
            
                7.70
             |                     
            
                1.71
             |                                 
            
                1,100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/16/2011
             | 
            
                0.00 / 0.00%
             |             
            
                7.80
             |           
            
                7.80
             |               
            
                7.80
             |                           
            
                7.80
             | 
            
                7.80
             |                     
            
                1.74
             |                                 
            
                300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/13/2011
             | 
            
                0.00 / 0.00%
             |             
            
                7.80
             |           
            
                7.80
             |               
            
                7.80
             |                           
            
                7.80
             | 
            
                7.80
             |                     
            
                1.74
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                5/12/2011
             | 
            
                +0.10 / +1.30%
             |             
            
                7.80
             |           
            
                7.80
             |               
            
                7.80
             |                           
            
                7.80
             | 
            
                7.80
             |                     
            
                1.74
             |                                 
            
                1,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/11/2011
             | 
            
                -0.10 / -1.28%
             |             
            
                8.20
             |           
            
                8.20
             |               
            
                7.70
             |                           
            
                7.70
             | 
            
                7.70
             |                     
            
                1.71
             |                                 
            
                14,200
             |            
            
                 
             |                                       
         
    
        
            | 
                5/10/2011
             | 
            
                0.00 / 0.00%
             |             
            
                7.80
             |           
            
                7.80
             |               
            
                7.70
             |                           
            
                7.80
             | 
            
                7.80
             |                     
            
                1.74
             |                                 
            
                6,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/9/2011
             | 
            
                -0.10 / -1.27%
             |             
            
                7.90
             |           
            
                7.90
             |               
            
                7.80
             |                           
            
                7.80
             | 
            
                7.80
             |                     
            
                1.74
             |                                 
            
                7,000
             |            
            
                 
             |                                       
         
    
        
            | 
                5/6/2011
             | 
            
                0.00 / 0.00%
             |             
            
                7.90
             |           
            
                7.90
             |               
            
                7.90
             |                           
            
                7.90
             | 
            
                7.90
             |                     
            
                1.76
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/5/2011
             | 
            
                -0.10 / -1.25%
             |             
            
                8.00
             |           
            
                8.00
             |               
            
                7.80
             |                           
            
                7.90
             | 
            
                7.90
             |                     
            
                1.76
             |                                 
            
                17,800
             |            
            
                 
             |                                       
         
    
        
            | 
                5/4/2011
             | 
            
                -0.10 / -1.23%
             |             
            
                8.00
             |           
            
                8.00
             |               
            
                8.00
             |                           
            
                8.00
             | 
            
                8.00
             |                     
            
                1.78
             |                                 
            
                7,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/29/2011
             | 
            
                +0.30 / +3.85%
             |             
            
                7.90
             |           
            
                8.10
             |               
            
                7.90
             |                           
            
                8.10
             | 
            
                8.10
             |                     
            
                1.80
             |                                 
            
                2,300
             |            
            
                 
             |                                       
         
    
        
            | 
                4/28/2011
             | 
            
                0.00 / 0.00%
             |             
            
                7.80
             |           
            
                7.90
             |               
            
                7.80
             |                           
            
                7.80
             | 
            
                7.80
             |                     
            
                1.74
             |                                 
            
                6,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/27/2011
             | 
            
                -0.20 / -2.50%
             |             
            
                7.80
             |           
            
                7.80
             |               
            
                7.80
             |                           
            
                7.80
             | 
            
                7.80
             |                     
            
                1.74
             |                                 
            
                13,000
             |            
            
                 
             |                                       
         
    
        
            | 
                4/26/2011
             | 
            
                -0.10 / -1.23%
             |             
            
                8.50
             |           
            
                8.50
             |               
            
                8.00
             |                           
            
                8.00
             | 
            
                8.00
             |                     
            
                1.78
             |                                 
            
                7,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/25/2011
             | 
            
                0.00 / 0.00%
             |             
            
                8.10
             |           
            
                8.10
             |               
            
                8.10
             |                           
            
                8.10
             | 
            
                8.10
             |                     
            
                1.80
             |                                 
            
                5,800
             |            
            
                 
             |                                       
         
    
        
            | 
                4/22/2011
             | 
            
                +0.10 / +1.25%
             |             
            
                8.10
             |           
            
                8.10
             |               
            
                8.00
             |                           
            
                8.10
             | 
            
                8.10
             |                     
            
                1.80
             |                                 
            
                5,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/21/2011
             | 
            
                -0.10 / -1.23%
             |             
            
                8.00
             |           
            
                8.00
             |               
            
                8.00
             |                           
            
                8.00
             | 
            
                8.00
             |                     
            
                1.78
             |                                 
            
                7,700
             |            
            
                 
             |                                       
         
    
        
            | 
                4/20/2011
             | 
            
                +0.10 / +1.25%
             |             
            
                8.00
             |           
            
                8.10
             |               
            
                7.90
             |                           
            
                8.10
             | 
            
                8.10
             |                     
            
                1.80
             |                                 
            
                16,500
             |  
            
                 
             |                                                              
             
    
         
    
    
 |