| 
                 
                    Closing price on 2/10/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    19.50 | 
                 
                
                    | High | 
                    19.50 | 
                 
                
                    | Low | 
                    19.10 | 
                     
                
                    | Volume | 
                    3,010 | 
                                 
                
                    | Split-adjusted Price | 
                    3.48 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
SFI Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                2/10/2011
             | 
            
                -0.40 / -2.05%
             |             
            
                19.50
             |           
            
                19.50
             |               
            
                19.10
             |                           
            
                19.10
             | 
            
                19.10
             |                     
            
                3.48
             |                                 
            
                3,010
             |            
            
                 
             |                                       
         
    
        
            | 
                2/9/2011
             | 
            
                -0.10 / -0.51%
             |             
            
                19.60
             |           
            
                19.70
             |               
            
                19.30
             |                           
            
                19.50
             | 
            
                19.50
             |                     
            
                3.55
             |                                 
            
                20,830
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/8/2011
             | 
            
                +0.60 / +3.16%
             |             
            
                19.50
             |           
            
                19.60
             |               
            
                19.50
             |                           
            
                19.60
             | 
            
                19.60
             |                     
            
                3.57
             |                                 
            
                5,120
             |            
            
                 
             |                                       
         
    
        
            | 
                1/28/2011
             | 
            
                -0.40 / -2.06%
             |             
            
                19.50
             |           
            
                19.50
             |               
            
                19.00
             |                           
            
                19.00
             | 
            
                19.00
             |                     
            
                3.46
             |                                 
            
                9,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/27/2011
             | 
            
                +0.40 / +2.11%
             |             
            
                19.50
             |           
            
                19.50
             |               
            
                19.20
             |                           
            
                19.40
             | 
            
                19.40
             |                     
            
                3.53
             |                                 
            
                20,800
             |            
            
                 
             |                                       
         
    
        
            | 
                1/26/2011
             | 
            
                +0.10 / +0.53%
             |             
            
                19.00
             |           
            
                19.40
             |               
            
                18.90
             |                           
            
                19.00
             | 
            
                19.00
             |                     
            
                3.46
             |                                 
            
                6,160
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/25/2011
             | 
            
                +0.20 / +1.07%
             |             
            
                19.00
             |           
            
                19.00
             |               
            
                18.50
             |                           
            
                18.90
             | 
            
                18.90
             |                     
            
                3.44
             |                                 
            
                7,470
             |            
            
                 
             |                                       
         
    
        
            | 
                1/24/2011
             | 
            
                -0.30 / -1.58%
             |             
            
                19.00
             |           
            
                19.50
             |               
            
                18.60
             |                           
            
                18.70
             | 
            
                18.70
             |                     
            
                3.41
             |                                 
            
                5,080
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/21/2011
             | 
            
                0.00 / 0.00%
             |             
            
                19.00
             |           
            
                19.50
             |               
            
                18.60
             |                           
            
                19.00
             | 
            
                19.00
             |                     
            
                3.46
             |                                 
            
                41,110
             |            
            
                 
             |                                       
         
    
        
            | 
                1/20/2011
             | 
            
                -0.30 / -1.55%
             |             
            
                18.80
             |           
            
                19.50
             |               
            
                18.70
             |                           
            
                19.00
             | 
            
                19.00
             |                     
            
                3.46
             |                                 
            
                16,840
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/19/2011
             | 
            
                0.00 / 0.00%
             |             
            
                19.70
             |           
            
                19.70
             |               
            
                19.00
             |                           
            
                19.30
             | 
            
                19.30
             |                     
            
                3.51
             |                                 
            
                15,970
             |            
            
                 
             |                                       
         
    
        
            | 
                1/18/2011
             | 
            
                +0.10 / +0.52%
             |             
            
                19.40
             |           
            
                19.80
             |               
            
                19.20
             |                           
            
                19.30
             | 
            
                19.30
             |                     
            
                3.51
             |                                 
            
                26,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/17/2011
             | 
            
                +0.20 / +1.05%
             |             
            
                19.00
             |           
            
                19.50
             |               
            
                19.00
             |                           
            
                19.20
             | 
            
                19.20
             |                     
            
                3.50
             |                                 
            
                27,450
             |            
            
                 
             |                                       
         
    
        
            | 
                1/14/2011
             | 
            
                -0.30 / -1.55%
             |             
            
                19.80
             |           
            
                19.80
             |               
            
                19.00
             |                           
            
                19.00
             | 
            
                19.00
             |                     
            
                3.46
             |                                 
            
                12,650
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/13/2011
             | 
            
                +0.30 / +1.58%
             |             
            
                18.60
             |           
            
                19.80
             |               
            
                18.60
             |                           
            
                19.30
             | 
            
                19.30
             |                     
            
                3.51
             |                                 
            
                14,300
             |            
            
                 
             |                                       
         
    
        
            | 
                1/12/2011
             | 
            
                +0.60 / +3.26%
             |             
            
                18.60
             |           
            
                19.00
             |               
            
                18.40
             |                           
            
                19.00
             | 
            
                19.00
             |                     
            
                3.46
             |                                 
            
                12,190
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/11/2011
             | 
            
                -0.60 / -3.16%
             |             
            
                18.50
             |           
            
                18.90
             |               
            
                18.30
             |                           
            
                18.40
             | 
            
                18.40
             |                     
            
                3.35
             |                                 
            
                35,170
             |            
            
                 
             |                                       
         
    
        
            | 
                1/10/2011
             | 
            
                -0.80 / -4.04%
             |             
            
                19.20
             |           
            
                19.20
             |               
            
                19.00
             |                           
            
                19.00
             | 
            
                19.00
             |                     
            
                3.46
             |                                 
            
                23,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/7/2011
             | 
            
                0.00 / 0.00%
             |             
            
                20.00
             |           
            
                20.30
             |               
            
                19.70
             |                           
            
                19.80
             | 
            
                19.80
             |                     
            
                3.61
             |                                 
            
                19,860
             |            
            
                 
             |                                       
         
    
        
            | 
                1/6/2011
             | 
            
                0.00 / 0.00%
             |             
            
                20.00
             |           
            
                20.00
             |               
            
                19.60
             |                           
            
                19.80
             | 
            
                19.80
             |                     
            
                3.61
             |                                 
            
                13,850
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/5/2011
             | 
            
                -0.60 / -2.94%
             |             
            
                20.40
             |           
            
                20.40
             |               
            
                19.80
             |                           
            
                19.80
             | 
            
                19.80
             |                     
            
                3.61
             |                                 
            
                32,700
             |            
            
                 
             |                                       
         
    
        
            | 
                1/4/2011
             | 
            
                0.00 / 0.00%
             |             
            
                21.00
             |           
            
                21.00
             |               
            
                20.40
             |                           
            
                20.40
             | 
            
                20.40
             |                     
            
                3.72
             |                                 
            
                54,180
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/31/2010
             | 
            
                +0.20 / +0.99%
             |             
            
                20.10
             |           
            
                20.80
             |               
            
                20.10
             |                           
            
                20.40
             | 
            
                20.40
             |                     
            
                3.72
             |                                 
            
                30,630
             |            
            
                 
             |                                       
         
    
        
            | 
                12/30/2010
             | 
            
                -0.30 / -1.46%
             |             
            
                20.20
             |           
            
                21.00
             |               
            
                20.20
             |                           
            
                20.20
             | 
            
                20.20
             |                     
            
                3.68
             |                                 
            
                19,360
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/29/2010
             | 
            
                -0.10 / -0.49%
             |             
            
                21.40
             |           
            
                21.40
             |               
            
                20.50
             |                           
            
                20.50
             | 
            
                20.50
             |                     
            
                3.73
             |                                 
            
                38,310
             |            
            
                 
             |                                       
         
    
        
            | 
                12/28/2010
             | 
            
                +0.90 / +4.57%
             |             
            
                19.60
             |           
            
                20.60
             |               
            
                19.60
             |                           
            
                20.60
             | 
            
                20.60
             |                     
            
                3.75
             |                                 
            
                45,640
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/27/2010
             | 
            
                -0.60 / -2.96%
             |             
            
                19.90
             |           
            
                20.20
             |               
            
                19.70
             |                           
            
                19.70
             | 
            
                19.70
             |                     
            
                3.59
             |                                 
            
                26,910
             |            
            
                 
             |                                       
         
    
        
            | 
                12/24/2010
             | 
            
                -0.60 / -2.87%
             |             
            
                20.20
             |           
            
                20.80
             |               
            
                20.00
             |                           
            
                20.30
             | 
            
                20.30
             |                     
            
                3.70
             |                                 
            
                40,680
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/23/2010
             | 
            
                -0.10 / -0.48%
             |             
            
                21.40
             |           
            
                21.40
             |               
            
                20.00
             |                           
            
                20.90
             | 
            
                20.90
             |                     
            
                3.81
             |                                 
            
                38,140
             |            
            
                 
             |                                       
         
    
        
            | 
                12/22/2010
             | 
            
                -0.40 / -1.87%
             |             
            
                21.50
             |           
            
                21.60
             |               
            
                20.60
             |                           
            
                21.00
             | 
            
                21.00
             |                     
            
                3.82
             |                                 
            
                58,690
             |  
            
                 
             |                                                              
             
    
         
    
    
 |