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            | 
                 
                    Closing price on 4/25/2008
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    51.00 | 
                 
                
                    | High | 
                    51.00 | 
                 
                
                    | Low | 
                    51.00 | 
                     
                
                    | Volume | 
                    350,400 | 
                                 
                
                    | Split-adjusted Price | 
                    4.31 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
SSI Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                4/25/2008
             | 
            
                -1.00 / -1.92%
             |             
            
                51.00
             |           
            
                51.00
             |               
            
                51.00
             |                           
            
                51.00
             | 
            
                51.00
             |                     
            
                4.31
             |                                 
            
                350,400
             |            
            
                 
             |                                       
         
    
        
            | 
                4/24/2008
             | 
            
                -1.00 / -1.89%
             |             
            
                52.00
             |           
            
                52.00
             |               
            
                52.00
             |                           
            
                52.00
             | 
            
                52.00
             |                     
            
                4.40
             |                                 
            
                198,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/23/2008
             | 
            
                -1.00 / -1.85%
             |             
            
                53.00
             |           
            
                53.00
             |               
            
                53.00
             |                           
            
                53.00
             | 
            
                53.00
             |                     
            
                4.48
             |                                 
            
                119,950
             |            
            
                 
             |                                       
         
    
        
            | 
                4/22/2008
             | 
            
                -1.00 / -1.82%
             |             
            
                54.00
             |           
            
                54.00
             |               
            
                54.00
             |                           
            
                54.00
             | 
            
                54.00
             |                     
            
                4.57
             |                                 
            
                127,910
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/21/2008
             | 
            
                -1.00 / -1.79%
             |             
            
                55.00
             |           
            
                55.00
             |               
            
                55.00
             |                           
            
                55.00
             | 
            
                55.00
             |                     
            
                4.65
             |                                 
            
                536,830
             |            
            
                 
             |                                       
         
    
        
            | 
                4/18/2008
             | 
            
                0.00 / 0.00%
             |             
            
                55.50
             |           
            
                56.00
             |               
            
                55.00
             |                           
            
                56.00
             | 
            
                56.00
             |                     
            
                4.74
             |                                 
            
                1,301,760
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/17/2008
             | 
            
                +1.00 / +1.82%
             |             
            
                54.00
             |           
            
                56.00
             |               
            
                54.00
             |                           
            
                56.00
             | 
            
                56.00
             |                     
            
                4.74
             |                                 
            
                1,590,270
             |            
            
                 
             |                                       
         
    
        
            | 
                4/16/2008
             | 
            
                -1.00 / -1.79%
             |             
            
                55.00
             |           
            
                55.00
             |               
            
                55.00
             |                           
            
                55.00
             | 
            
                55.00
             |                     
            
                4.65
             |                                 
            
                2,050,930
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/11/2008
             | 
            
                -1.00 / -1.75%
             |             
            
                56.00
             |           
            
                56.50
             |               
            
                56.00
             |                           
            
                56.00
             | 
            
                56.00
             |                     
            
                4.74
             |                                 
            
                2,669,630
             |            
            
                 
             |                                       
         
    
        
            | 
                4/10/2008
             | 
            
                -1.00 / -1.72%
             |             
            
                57.00
             |           
            
                57.00
             |               
            
                57.00
             |                           
            
                57.00
             | 
            
                57.00
             |                     
            
                4.82
             |                                 
            
                148,340
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/9/2008
             | 
            
                -1.00 / -1.69%
             |             
            
                58.00
             |           
            
                58.50
             |               
            
                58.00
             |                           
            
                58.00
             | 
            
                58.00
             |                     
            
                4.91
             |                                 
            
                858,950
             |            
            
                 
             |                                       
         
    
        
            | 
                4/8/2008
             | 
            
                -0.50 / -0.84%
             |             
            
                60.50
             |           
            
                60.50
             |               
            
                58.50
             |                           
            
                59.00
             | 
            
                59.00
             |                     
            
                4.99
             |                                 
            
                3,737,090
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/7/2008
             | 
            
                +1.00 / +1.71%
             |             
            
                59.50
             |           
            
                59.50
             |               
            
                59.50
             |                           
            
                59.50
             | 
            
                59.50
             |                     
            
                5.03
             |                                 
            
                231,290
             |            
            
                 
             |                                       
         
    
        
            | 
                4/4/2008
             | 
            
                +0.50 / +0.86%
             |             
            
                58.50
             |           
            
                58.50
             |               
            
                58.50
             |                           
            
                58.50
             | 
            
                58.50
             |                     
            
                4.95
             |                                 
            
                25,720
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/3/2008
             | 
            
                +0.50 / +0.87%
             |             
            
                58.00
             |           
            
                58.00
             |               
            
                58.00
             |                           
            
                58.00
             | 
            
                58.00
             |                     
            
                4.91
             |                                 
            
                4,910
             |            
            
                 
             |                                       
         
    
        
            | 
                4/2/2008
             | 
            
                +0.50 / +0.88%
             |             
            
                57.50
             |           
            
                57.50
             |               
            
                57.50
             |                           
            
                57.50
             | 
            
                57.50
             |                     
            
                4.86
             |                                 
            
                15,270
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/1/2008
             | 
            
                +0.50 / +0.88%
             |             
            
                57.00
             |           
            
                57.00
             |               
            
                57.00
             |                           
            
                57.00
             | 
            
                57.00
             |                     
            
                4.82
             |                                 
            
                49,280
             |            
            
                 
             |                                       
         
    
        
            | 
                3/31/2008
             | 
            
                +0.50 / +0.89%
             |             
            
                56.50
             |           
            
                56.50
             |               
            
                56.50
             |                           
            
                56.50
             | 
            
                56.50
             |                     
            
                4.78
             |                                 
            
                252,140
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/28/2008
             | 
            
                +0.50 / +0.90%
             |             
            
                56.00
             |           
            
                56.00
             |               
            
                56.00
             |                           
            
                56.00
             | 
            
                56.00
             |                     
            
                4.74
             |                                 
            
                147,950
             |            
            
                 
             |                                       
         
    
        
            | 
                3/27/2008
             | 
            
                +0.50 / +0.91%
             |             
            
                55.50
             |           
            
                55.50
             |               
            
                55.50
             |                           
            
                55.50
             | 
            
                55.50
             |                     
            
                4.69
             |                                 
            
                1,019,940
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/26/2008
             | 
            
                -2.50 / -4.35%
             |             
            
                55.00
             |           
            
                57.00
             |               
            
                55.00
             |                           
            
                55.00
             | 
            
                55.00
             |                     
            
                4.65
             |                                 
            
                3,319,430
             |            
            
                 
             |                                       
         
    
        
            | 
                3/25/2008
             | 
            
                -3.00 / -4.96%
             |             
            
                57.50
             |           
            
                57.50
             |               
            
                57.50
             |                           
            
                57.50
             | 
            
                57.50
             |                     
            
                4.86
             |                                 
            
                65,510
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/24/2008
             | 
            
                -3.00 / -4.72%
             |             
            
                60.50
             |           
            
                60.50
             |               
            
                60.50
             |                           
            
                60.50
             | 
            
                60.50
             |                     
            
                5.12
             |                                 
            
                111,180
             |            
            
                 
             |                                       
         
    
        
            | 
                3/21/2008
             | 
            
                -3.00 / -4.51%
             |             
            
                63.50
             |           
            
                63.50
             |               
            
                63.50
             |                           
            
                63.50
             | 
            
                63.50
             |                     
            
                5.37
             |                                 
            
                158,480
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/20/2008
             | 
            
                -3.50 / -5.00%
             |             
            
                66.50
             |           
            
                66.50
             |               
            
                66.50
             |                           
            
                66.50
             | 
            
                66.50
             |                     
            
                5.62
             |                                 
            
                330,970
             |            
            
                 
             |                                       
         
    
        
            | 
                3/19/2008
             | 
            
                -3.50 / -4.76%
             |             
            
                70.00
             |           
            
                73.00
             |               
            
                70.00
             |                           
            
                70.00
             | 
            
                70.00
             |                     
            
                5.92
             |                                 
            
                1,843,670
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/18/2008
             | 
            
                -3.50 / -4.55%
             |             
            
                73.50
             |           
            
                73.50
             |               
            
                73.50
             |                           
            
                73.50
             | 
            
                73.50
             |                     
            
                6.22
             |                                 
            
                149,260
             |            
            
                 
             |                                       
         
    
        
            | 
                3/17/2008
             | 
            
                -4.00 / -4.94%
             |             
            
                77.00
             |           
            
                77.00
             |               
            
                77.00
             |                           
            
                77.00
             | 
            
                77.00
             |                     
            
                6.51
             |                                 
            
                550,490
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/14/2008
             | 
            
                -2.00 / -2.41%
             |             
            
                81.00
             |           
            
                82.50
             |               
            
                80.50
             |                           
            
                81.00
             | 
            
                81.00
             |                     
            
                6.85
             |                                 
            
                794,060
             |            
            
                 
             |                                       
         
    
        
            | 
                3/13/2008
             | 
            
                +3.50 / +4.40%
             |             
            
                83.00
             |           
            
                83.00
             |               
            
                80.00
             |                           
            
                83.00
             | 
            
                83.00
             |                     
            
                7.02
             |                                 
            
                1,650,160
             |  
            
                 
             |                                                              
             
    
         
    
    
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						| 
 Market Update 
        
            
                Last updated at 3:10:02 PM
                                                                
            
            
            
            
        
        
     
 
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