| 
                 
                    Closing price on 9/18/2008
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    50.50 | 
                 
                
                    | High | 
                    50.50 | 
                 
                
                    | Low | 
                    50.50 | 
                     
                
                    | Volume | 
                    24,510 | 
                                 
                
                    | Split-adjusted Price | 
                    2.93 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
SFI Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                9/18/2008
             | 
            
                -2.50 / -4.72%
             |             
            
                50.50
             |           
            
                50.50
             |               
            
                50.50
             |                           
            
                50.50
             | 
            
                50.50
             |                     
            
                2.93
             |                                 
            
                24,510
             |            
            
                 
             |                                       
         
    
        
            | 
                9/17/2008
             | 
            
                -2.50 / -4.50%
             |             
            
                53.00
             |           
            
                56.00
             |               
            
                53.00
             |                           
            
                53.00
             | 
            
                53.00
             |                     
            
                3.08
             |                                 
            
                87,690
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/16/2008
             | 
            
                -2.50 / -4.31%
             |             
            
                56.00
             |           
            
                58.00
             |               
            
                55.50
             |                           
            
                55.50
             | 
            
                55.50
             |                     
            
                3.22
             |                                 
            
                45,600
             |            
            
                 
             |                                       
         
    
        
            | 
                9/15/2008
             | 
            
                +1.00 / +1.75%
             |             
            
                59.50
             |           
            
                59.50
             |               
            
                54.50
             |                           
            
                58.00
             | 
            
                58.00
             |                     
            
                3.37
             |                                 
            
                144,090
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/12/2008
             | 
            
                -2.50 / -4.20%
             |             
            
                57.00
             |           
            
                57.00
             |               
            
                57.00
             |                           
            
                57.00
             | 
            
                57.00
             |                     
            
                3.31
             |                                 
            
                8,290
             |            
            
                 
             |                                       
         
    
        
            | 
                9/11/2008
             | 
            
                -3.00 / -4.80%
             |             
            
                59.50
             |           
            
                59.50
             |               
            
                59.50
             |                           
            
                59.50
             | 
            
                59.50
             |                     
            
                3.45
             |                                 
            
                12,660
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/10/2008
             | 
            
                -3.00 / -4.58%
             |             
            
                65.00
             |           
            
                66.00
             |               
            
                62.50
             |                           
            
                62.50
             | 
            
                62.50
             |                     
            
                3.63
             |                                 
            
                81,880
             |            
            
                 
             |                                       
         
    
        
            | 
                9/9/2008
             | 
            
                -3.00 / -4.38%
             |             
            
                65.50
             |           
            
                70.00
             |               
            
                65.50
             |                           
            
                65.50
             | 
            
                65.50
             |                     
            
                3.80
             |                                 
            
                118,650
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/8/2008
             | 
            
                -3.50 / -4.86%
             |             
            
                68.50
             |           
            
                68.50
             |               
            
                68.50
             |                           
            
                68.50
             | 
            
                68.50
             |                     
            
                3.98
             |                                 
            
                4,010
             |            
            
                 
             |                                       
         
    
        
            | 
                9/5/2008
             | 
            
                -3.50 / -4.64%
             |             
            
                72.00
             |           
            
                72.00
             |               
            
                72.00
             |                           
            
                72.00
             | 
            
                72.00
             |                     
            
                4.18
             |                                 
            
                16,220
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/4/2008
             | 
            
                -2.00 / -2.58%
             |             
            
                75.50
             |           
            
                77.00
             |               
            
                74.00
             |                           
            
                75.50
             | 
            
                75.50
             |                     
            
                4.38
             |                                 
            
                70,730
             |            
            
                 
             |                                       
         
    
        
            | 
                9/3/2008
             | 
            
                +3.50 / +4.73%
             |             
            
                77.50
             |           
            
                77.50
             |               
            
                75.00
             |                           
            
                77.50
             | 
            
                77.50
             |                     
            
                4.50
             |                                 
            
                83,170
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/29/2008
             | 
            
                -3.50 / -4.52%
             |             
            
                74.00
             |           
            
                75.00
             |               
            
                74.00
             |                           
            
                74.00
             | 
            
                74.00
             |                     
            
                4.30
             |                                 
            
                134,950
             |            
            
                 
             |                                       
         
    
        
            | 
                8/28/2008
             | 
            
                -4.00 / -4.91%
             |             
            
                77.50
             |           
            
                81.50
             |               
            
                77.50
             |                           
            
                77.50
             | 
            
                77.50
             |                     
            
                4.50
             |                                 
            
                205,790
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/27/2008
             | 
            
                +3.50 / +4.49%
             |             
            
                81.50
             |           
            
                81.50
             |               
            
                81.50
             |                           
            
                81.50
             | 
            
                81.50
             |                     
            
                4.73
             |                                 
            
                4,830
             |            
            
                 
             |                                       
         
    
        
            | 
                8/26/2008
             | 
            
                +3.50 / +4.70%
             |             
            
                78.00
             |           
            
                78.00
             |               
            
                78.00
             |                           
            
                78.00
             | 
            
                78.00
             |                     
            
                4.53
             |                                 
            
                1,270
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/25/2008
             | 
            
                +3.50 / +4.93%
             |             
            
                74.50
             |           
            
                74.50
             |               
            
                74.50
             |                           
            
                74.50
             | 
            
                74.50
             |                     
            
                4.32
             |                                 
            
                3,180
             |            
            
                 
             |                                       
         
    
        
            | 
                8/22/2008
             | 
            
                +3.00 / +4.41%
             |             
            
                71.00
             |           
            
                71.00
             |               
            
                71.00
             |                           
            
                71.00
             | 
            
                71.00
             |                     
            
                4.12
             |                                 
            
                250
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/21/2008
             | 
            
                +3.00 / +4.62%
             |             
            
                68.00
             |           
            
                68.00
             |               
            
                68.00
             |                           
            
                68.00
             | 
            
                68.00
             |                     
            
                3.95
             |                                 
            
                1,270
             |            
            
                 
             |                                       
         
    
        
            | 
                8/20/2008
             | 
            
                +3.00 / +4.84%
             |             
            
                65.00
             |           
            
                65.00
             |               
            
                65.00
             |                           
            
                65.00
             | 
            
                65.00
             |                     
            
                3.77
             |                                 
            
                11,870
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/19/2008
             | 
            
                +2.50 / +4.20%
             |             
            
                62.00
             |           
            
                62.00
             |               
            
                62.00
             |                           
            
                62.00
             | 
            
                62.00
             |                     
            
                3.60
             |                                 
            
                7,660
             |            
            
                 
             |                                       
         
    
        
            | 
                8/18/2008
             | 
            
                +2.50 / +4.39%
             |             
            
                59.50
             |           
            
                59.50
             |               
            
                59.50
             |                           
            
                59.50
             | 
            
                59.50
             |                     
            
                3.45
             |                                 
            
                6,120
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/15/2008
             | 
            
                +1.50 / +2.70%
             |             
            
                57.00
             |           
            
                57.00
             |               
            
                57.00
             |                           
            
                57.00
             | 
            
                57.00
             |                     
            
                3.31
             |                                 
            
                1,410
             |            
            
                 
             |                                       
         
    
        
            | 
                8/14/2008
             | 
            
                +1.50 / +2.78%
             |             
            
                55.50
             |           
            
                55.50
             |               
            
                55.50
             |                           
            
                55.50
             | 
            
                55.50
             |                     
            
                3.22
             |                                 
            
                18,660
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/13/2008
             | 
            
                +1.50 / +2.86%
             |             
            
                54.00
             |           
            
                54.00
             |               
            
                53.00
             |                           
            
                54.00
             | 
            
                54.00
             |                     
            
                3.13
             |                                 
            
                196,360
             |            
            
                 
             |                                       
         
    
        
            | 
                8/12/2008
             | 
            
                +1.50 / +2.94%
             |             
            
                52.50
             |           
            
                52.50
             |               
            
                51.50
             |                           
            
                52.50
             | 
            
                52.50
             |                     
            
                3.05
             |                                 
            
                109,670
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/11/2008
             | 
            
                +1.40 / +2.82%
             |             
            
                51.00
             |           
            
                51.00
             |               
            
                51.00
             |                           
            
                51.00
             | 
            
                51.00
             |                     
            
                2.96
             |                                 
            
                3,360
             |            
            
                 
             |                                       
         
    
        
            | 
                8/8/2008
             | 
            
                +1.40 / +2.90%
             |             
            
                49.60
             |           
            
                49.60
             |               
            
                48.30
             |                           
            
                49.60
             | 
            
                49.60
             |                     
            
                2.88
             |                                 
            
                112,320
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/7/2008
             | 
            
                +1.40 / +2.99%
             |             
            
                48.20
             |           
            
                48.20
             |               
            
                48.20
             |                           
            
                48.20
             | 
            
                48.20
             |                     
            
                2.80
             |                                 
            
                58,090
             |            
            
                 
             |                                       
         
    
        
            | 
                8/6/2008
             | 
            
                +1.30 / +2.86%
             |             
            
                46.80
             |           
            
                46.80
             |               
            
                46.80
             |                           
            
                46.80
             | 
            
                46.80
             |                     
            
                2.72
             |                                 
            
                30,840
             |  
            
                 
             |                                                              
             
    
         
    
    
 |