| 
                 
                    Closing price on 12/4/2008
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    8.50 | 
                 
                
                    | High | 
                    8.60 | 
                 
                
                    | Low | 
                    8.30 | 
                     
                
                    | Volume | 
                    2,700 | 
                                 
                
                    | Split-adjusted Price | 
                    8.30 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
SDD Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                12/4/2008
             | 
            
                0.00 / 0.00%
             |             
            
                8.50
             |           
            
                8.60
             |               
            
                8.30
             |                           
            
                8.30
             | 
            
                8.48
             |                     
            
                8.30
             |                                 
            
                2,700
             |            
            
                 
             |                                       
         
    
        
            | 
                12/3/2008
             | 
            
                -0.20 / -2.35%
             |             
            
                8.70
             |           
            
                8.70
             |               
            
                8.30
             |                           
            
                8.30
             | 
            
                8.33
             |                     
            
                8.30
             |                                 
            
                8,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/2/2008
             | 
            
                -0.20 / -2.30%
             |             
            
                8.10
             |           
            
                8.90
             |               
            
                8.10
             |                           
            
                8.50
             | 
            
                8.31
             |                     
            
                8.50
             |                                 
            
                6,900
             |            
            
                 
             |                                       
         
    
        
            | 
                12/1/2008
             | 
            
                0.00 / 0.00%
             |             
            
                8.80
             |           
            
                9.00
             |               
            
                8.50
             |                           
            
                8.70
             | 
            
                8.73
             |                     
            
                8.70
             |                                 
            
                14,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/28/2008
             | 
            
                +0.60 / +7.41%
             |             
            
                7.90
             |           
            
                8.70
             |               
            
                7.90
             |                           
            
                8.70
             | 
            
                8.68
             |                     
            
                8.70
             |                                 
            
                16,200
             |            
            
                 
             |                                       
         
    
        
            | 
                11/27/2008
             | 
            
                -0.50 / -5.81%
             |             
            
                8.50
             |           
            
                8.50
             |               
            
                8.00
             |                           
            
                8.10
             | 
            
                8.20
             |                     
            
                8.10
             |                                 
            
                18,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/26/2008
             | 
            
                -0.30 / -3.37%
             |             
            
                8.50
             |           
            
                8.60
             |               
            
                8.30
             |                           
            
                8.60
             | 
            
                8.41
             |                     
            
                8.60
             |                                 
            
                5,900
             |            
            
                 
             |                                       
         
    
        
            | 
                11/25/2008
             | 
            
                0.00 / 0.00%
             |             
            
                9.10
             |           
            
                9.40
             |               
            
                8.60
             |                           
            
                8.90
             | 
            
                8.91
             |                     
            
                8.90
             |                                 
            
                10,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/24/2008
             | 
            
                -0.30 / -3.26%
             |             
            
                9.20
             |           
            
                9.20
             |               
            
                8.80
             |                           
            
                8.90
             | 
            
                9.01
             |                     
            
                8.90
             |                                 
            
                19,900
             |            
            
                 
             |                                       
         
    
        
            | 
                11/21/2008
             | 
            
                -0.10 / -1.08%
             |             
            
                9.00
             |           
            
                9.70
             |               
            
                9.00
             |                           
            
                9.20
             | 
            
                9.29
             |                     
            
                9.20
             |                                 
            
                1,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/20/2008
             | 
            
                -0.40 / -4.12%
             |             
            
                9.70
             |           
            
                9.70
             |               
            
                9.30
             |                           
            
                9.30
             | 
            
                9.41
             |                     
            
                9.30
             |                                 
            
                17,600
             |            
            
                 
             |                                       
         
    
        
            | 
                11/19/2008
             | 
            
                -0.30 / -3.00%
             |             
            
                10.40
             |           
            
                10.40
             |               
            
                9.70
             |                           
            
                9.70
             | 
            
                9.83
             |                     
            
                9.70
             |                                 
            
                13,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/18/2008
             | 
            
                +0.30 / +3.09%
             |             
            
                9.60
             |           
            
                10.00
             |               
            
                9.60
             |                           
            
                10.00
             | 
            
                9.94
             |                     
            
                10.00
             |                                 
            
                6,800
             |            
            
                 
             |                                       
         
    
        
            | 
                11/17/2008
             | 
            
                -0.50 / -4.90%
             |             
            
                9.50
             |           
            
                10.20
             |               
            
                9.50
             |                           
            
                9.70
             | 
            
                9.80
             |                     
            
                9.70
             |                                 
            
                4,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/14/2008
             | 
            
                +0.10 / +0.99%
             |             
            
                10.40
             |           
            
                10.40
             |               
            
                10.00
             |                           
            
                10.20
             | 
            
                10.16
             |                     
            
                10.20
             |                                 
            
                24,200
             |            
            
                 
             |                                       
         
    
        
            | 
                11/13/2008
             | 
            
                +0.50 / +5.21%
             |             
            
                9.50
             |           
            
                10.10
             |               
            
                9.30
             |                           
            
                10.10
             | 
            
                9.80
             |                     
            
                10.10
             |                                 
            
                24,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/12/2008
             | 
            
                +0.30 / +3.23%
             |             
            
                9.00
             |           
            
                9.80
             |               
            
                9.00
             |                           
            
                9.60
             | 
            
                9.48
             |                     
            
                9.60
             |                                 
            
                14,400
             |            
            
                 
             |                                       
         
    
        
            | 
                11/11/2008
             | 
            
                -0.50 / -5.10%
             |             
            
                9.90
             |           
            
                10.00
             |               
            
                9.30
             |                           
            
                9.30
             | 
            
                9.46
             |                     
            
                9.30
             |                                 
            
                12,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/10/2008
             | 
            
                -0.70 / -6.67%
             |             
            
                9.90
             |           
            
                10.50
             |               
            
                9.80
             |                           
            
                9.80
             | 
            
                10.03
             |                     
            
                9.80
             |                                 
            
                45,400
             |            
            
                 
             |                                       
         
    
        
            | 
                11/7/2008
             | 
            
                -0.50 / -4.55%
             |             
            
                10.60
             |           
            
                10.60
             |               
            
                10.50
             |                           
            
                10.50
             | 
            
                10.51
             |                     
            
                10.50
             |                                 
            
                15,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/6/2008
             | 
            
                -0.70 / -5.98%
             |             
            
                12.50
             |           
            
                12.50
             |               
            
                10.90
             |                           
            
                11.00
             | 
            
                11.22
             |                     
            
                11.00
             |                                 
            
                53,300
             |            
            
                 
             |                                       
         
    
        
            | 
                11/5/2008
             | 
            
                +0.50 / +4.46%
             |             
            
                11.70
             |           
            
                11.70
             |               
            
                11.70
             |                           
            
                11.70
             | 
            
                11.70
             |                     
            
                11.70
             |                                 
            
                25,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/4/2008
             | 
            
                +0.70 / +6.67%
             |             
            
                10.40
             |           
            
                11.20
             |               
            
                10.40
             |                           
            
                11.20
             | 
            
                10.97
             |                     
            
                11.20
             |                                 
            
                40,100
             |            
            
                 
             |                                       
         
    
        
            | 
                11/3/2008
             | 
            
                -0.60 / -5.41%
             |             
            
                11.00
             |           
            
                11.40
             |               
            
                10.10
             |                           
            
                10.50
             | 
            
                10.52
             |                     
            
                10.50
             |                                 
            
                6,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/31/2008
             | 
            
                +0.40 / +3.74%
             |             
            
                10.80
             |           
            
                11.10
             |               
            
                10.40
             |                           
            
                11.10
             | 
            
                10.74
             |                     
            
                11.10
             |                                 
            
                54,300
             |            
            
                 
             |                                       
         
    
        
            | 
                10/30/2008
             | 
            
                +0.50 / +4.90%
             |             
            
                10.30
             |           
            
                10.70
             |               
            
                9.70
             |                           
            
                10.70
             | 
            
                10.39
             |                     
            
                10.70
             |                                 
            
                18,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/29/2008
             | 
            
                0.00 / 0.00%
             |             
            
                10.20
             |           
            
                10.20
             |               
            
                9.50
             |                           
            
                10.20
             | 
            
                10.09
             |                     
            
                10.20
             |                                 
            
                55,400
             |            
            
                 
             |                                       
         
    
        
            | 
                10/28/2008
             | 
            
                +0.20 / +2.00%
             |             
            
                9.20
             |           
            
                10.40
             |               
            
                9.20
             |                           
            
                10.20
             | 
            
                9.59
             |                     
            
                10.20
             |                                 
            
                21,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/27/2008
             | 
            
                -0.40 / -3.85%
             |             
            
                11.00
             |           
            
                11.00
             |               
            
                9.70
             |                           
            
                10.00
             | 
            
                9.80
             |                     
            
                10.00
             |                                 
            
                17,600
             |            
            
                 
             |                                       
         
    
        
            | 
                10/24/2008
             | 
            
                -0.50 / -4.59%
             |             
            
                10.40
             |           
            
                10.50
             |               
            
                10.40
             |                           
            
                10.40
             | 
            
                10.42
             |                     
            
                10.40
             |                                 
            
                29,400
             |  
            
                 
             |                                                              
             
    
         
    
    
 |