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                    Closing price on 9/14/2007
                 
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                    | Open | 
                    170.00 | 
                 
                
                    | High | 
                    171.50 | 
                 
                
                    | Low | 
                    169.00 | 
                     
                
                    | Volume | 
                    258,300 | 
                                 
                
                    | Split-adjusted Price | 
                    9.59 | 
                 
             
            
            
                
             
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         | 
     
 
SSI Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                9/14/2007
             | 
            
                +0.80 / +0.47%
             |             
            
                170.00
             |           
            
                171.50
             |               
            
                169.00
             |                           
            
                170.00
             | 
            
                170.00
             |                     
            
                9.59
             |                                 
            
                258,300
             |            
            
                 
             |                                       
         
    
        
            | 
                9/13/2007
             | 
            
                -0.80 / -0.47%
             |             
            
                169.90
             |           
            
                171.00
             |               
            
                169.00
             |                           
            
                169.20
             | 
            
                169.20
             |                     
            
                9.54
             |                                 
            
                173,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/12/2007
             | 
            
                +1.20 / +0.71%
             |             
            
                169.00
             |           
            
                172.00
             |               
            
                168.00
             |                           
            
                170.00
             | 
            
                170.00
             |                     
            
                9.59
             |                                 
            
                285,100
             |            
            
                 
             |                                       
         
    
        
            | 
                9/11/2007
             | 
            
                -3.20 / -1.86%
             |             
            
                172.90
             |           
            
                173.00
             |               
            
                166.80
             |                           
            
                168.80
             | 
            
                168.80
             |                     
            
                9.52
             |                                 
            
                400,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/10/2007
             | 
            
                -1.10 / -0.64%
             |             
            
                175.00
             |           
            
                175.00
             |               
            
                172.00
             |                           
            
                172.00
             | 
            
                172.00
             |                     
            
                9.70
             |                                 
            
                321,400
             |            
            
                 
             |                                       
         
    
        
            | 
                9/7/2007
             | 
            
                +4.10 / +2.43%
             |             
            
                169.90
             |           
            
                178.00
             |               
            
                168.00
             |                           
            
                173.10
             | 
            
                173.10
             |                     
            
                9.76
             |                                 
            
                576,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/6/2007
             | 
            
                +5.50 / +3.36%
             |             
            
                164.00
             |           
            
                169.50
             |               
            
                163.00
             |                           
            
                169.00
             | 
            
                169.00
             |                     
            
                9.53
             |                                 
            
                321,300
             |            
            
                 
             |                                       
         
    
        
            | 
                9/5/2007
             | 
            
                +0.50 / +0.31%
             |             
            
                162.50
             |           
            
                164.00
             |               
            
                162.30
             |                           
            
                163.50
             | 
            
                163.50
             |                     
            
                9.22
             |                                 
            
                259,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/4/2007
             | 
            
                +4.20 / +2.64%
             |             
            
                160.00
             |           
            
                163.20
             |               
            
                160.00
             |                           
            
                163.00
             | 
            
                163.00
             |                     
            
                9.19
             |                                 
            
                318,300
             |            
            
                 
             |                                       
         
    
        
            | 
                8/31/2007
             | 
            
                +0.80 / +0.51%
             |             
            
                158.10
             |           
            
                158.90
             |               
            
                158.10
             |                           
            
                158.80
             | 
            
                158.80
             |                     
            
                8.95
             |                                 
            
                206,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/30/2007
             | 
            
                +0.60 / +0.38%
             |             
            
                157.50
             |           
            
                158.50
             |               
            
                157.10
             |                           
            
                158.00
             | 
            
                158.00
             |                     
            
                8.91
             |                                 
            
                91,500
             |            
            
                 
             |                                       
         
    
        
            | 
                8/29/2007
             | 
            
                -0.20 / -0.13%
             |             
            
                157.50
             |           
            
                157.50
             |               
            
                157.20
             |                           
            
                157.40
             | 
            
                157.40
             |                     
            
                8.87
             |                                 
            
                56,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/28/2007
             | 
            
                -0.60 / -0.38%
             |             
            
                158.30
             |           
            
                159.00
             |               
            
                157.00
             |                           
            
                157.60
             | 
            
                157.60
             |                     
            
                8.89
             |                                 
            
                109,400
             |            
            
                 
             |                                       
         
    
        
            | 
                8/27/2007
             | 
            
                +0.20 / +0.13%
             |             
            
                160.00
             |           
            
                160.00
             |               
            
                158.00
             |                           
            
                158.20
             | 
            
                158.20
             |                     
            
                8.92
             |                                 
            
                135,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/24/2007
             | 
            
                +0.50 / +0.32%
             |             
            
                158.00
             |           
            
                158.50
             |               
            
                157.60
             |                           
            
                158.00
             | 
            
                158.00
             |                     
            
                8.91
             |                                 
            
                166,300
             |            
            
                 
             |                                       
         
    
        
            | 
                8/23/2007
             | 
            
                +0.40 / +0.25%
             |             
            
                157.00
             |           
            
                158.00
             |               
            
                157.00
             |                           
            
                157.50
             | 
            
                157.50
             |                     
            
                8.88
             |                                 
            
                152,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/22/2007
             | 
            
                +0.60 / +0.38%
             |             
            
                156.00
             |           
            
                157.30
             |               
            
                156.00
             |                           
            
                157.10
             | 
            
                157.10
             |                     
            
                8.86
             |                                 
            
                175,200
             |            
            
                 
             |                                       
         
    
        
            | 
                8/21/2007
             | 
            
                -0.20 / -0.13%
             |             
            
                156.80
             |           
            
                157.00
             |               
            
                156.00
             |                           
            
                156.50
             | 
            
                156.50
             |                     
            
                8.82
             |                                 
            
                89,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/20/2007
             | 
            
                -0.60 / -0.38%
             |             
            
                157.00
             |           
            
                157.00
             |               
            
                156.50
             |                           
            
                156.70
             | 
            
                156.70
             |                     
            
                8.84
             |                                 
            
                176,800
             |            
            
                 
             |                                       
         
    
        
            | 
                8/17/2007
             | 
            
                -0.90 / -0.57%
             |             
            
                158.00
             |           
            
                158.00
             |               
            
                157.00
             |                           
            
                157.30
             | 
            
                157.30
             |                     
            
                8.87
             |                                 
            
                167,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/16/2007
             | 
            
                -0.30 / -0.19%
             |             
            
                156.00
             |           
            
                158.80
             |               
            
                155.30
             |                           
            
                158.20
             | 
            
                158.20
             |                     
            
                8.92
             |                                 
            
                317,700
             |            
            
                 
             |                                       
         
    
        
            | 
                8/15/2007
             | 
            
                +1.00 / +0.63%
             |             
            
                157.40
             |           
            
                158.50
             |               
            
                156.50
             |                           
            
                158.50
             | 
            
                158.50
             |                     
            
                8.94
             |                                 
            
                200,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/14/2007
             | 
            
                +1.40 / +0.90%
             |             
            
                155.00
             |           
            
                157.90
             |               
            
                155.00
             |                           
            
                157.50
             | 
            
                157.50
             |                     
            
                8.88
             |                                 
            
                163,800
             |            
            
                 
             |                                       
         
    
        
            | 
                8/13/2007
             | 
            
                -1.90 / -1.20%
             |             
            
                156.00
             |           
            
                157.30
             |               
            
                155.50
             |                           
            
                156.10
             | 
            
                156.10
             |                     
            
                8.80
             |                                 
            
                212,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/10/2007
             | 
            
                0.00 / 0.00%
             |             
            
                159.00
             |           
            
                159.00
             |               
            
                156.50
             |                           
            
                158.00
             | 
            
                158.00
             |                     
            
                8.91
             |                                 
            
                300,500
             |            
            
                 
             |                                       
         
    
        
            | 
                8/9/2007
             | 
            
                +3.20 / +2.07%
             |             
            
                156.00
             |           
            
                159.00
             |               
            
                155.00
             |                           
            
                158.00
             | 
            
                158.00
             |                     
            
                8.91
             |                                 
            
                257,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/8/2007
             | 
            
                -0.30 / -0.19%
             |             
            
                154.40
             |           
            
                156.00
             |               
            
                154.00
             |                           
            
                154.80
             | 
            
                154.80
             |                     
            
                8.73
             |                                 
            
                142,400
             |            
            
                 
             |                                       
         
    
        
            | 
                8/7/2007
             | 
            
                +0.80 / +0.52%
             |             
            
                154.80
             |           
            
                155.40
             |               
            
                153.70
             |                           
            
                155.10
             | 
            
                155.10
             |                     
            
                8.74
             |                                 
            
                150,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/6/2007
             | 
            
                -1.00 / -0.64%
             |             
            
                154.00
             |           
            
                155.20
             |               
            
                151.00
             |                           
            
                154.30
             | 
            
                154.30
             |                     
            
                8.70
             |                                 
            
                209,600
             |            
            
                 
             |                                       
         
    
        
            | 
                8/3/2007
             | 
            
                +0.30 / +0.19%
             |             
            
                155.00
             |           
            
                155.90
             |               
            
                153.20
             |                           
            
                155.30
             | 
            
                155.30
             |                     
            
                8.76
             |                                 
            
                273,000
             |  
            
                 
             |                                                              
             
    
         
    
    
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						| 
 Market Update 
        
            
                Last updated at 3:10:02 PM
                                                                
            
            
            
            
        
        
     
 
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