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                    Closing price on 4/8/2011
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                    | Open | 15.30 |  
                    | High | 15.90 |  
                    | Low | 15.30 |  
                    | Volume | 14,140 |  
                    | Split-adjusted Price | 2.80 |  
                
             | 
 |  SFI Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 4/8/2011 | 0.00 / 0.00% | 15.30 | 15.90 | 15.30 | 15.40 | 15.40 | 2.80 | 14,140 |   |  
            | 4/7/2011 | -0.40 / -2.53% | 15.50 | 15.80 | 15.40 | 15.40 | 15.40 | 2.80 | 21,280 |   |  			
            | 4/6/2011 | +0.40 / +2.60% | 15.60 | 15.80 | 15.20 | 15.80 | 15.80 | 2.88 | 13,090 |   |  
            | 4/5/2011 | -0.20 / -1.28% | 15.30 | 15.40 | 15.10 | 15.40 | 15.40 | 2.80 | 17,300 |   |  			
            | 4/4/2011 | 0.00 / 0.00% | 15.40 | 15.60 | 15.00 | 15.60 | 15.60 | 2.84 | 17,720 |   |  
            | 4/1/2011 | +0.30 / +1.96% | 15.90 | 15.90 | 15.30 | 15.60 | 15.60 | 2.84 | 12,190 |   |  			
            | 3/31/2011 | -0.20 / -1.29% | 15.80 | 15.90 | 15.30 | 15.30 | 15.30 | 2.79 | 18,320 |   |  
            | 3/30/2011 | -0.40 / -2.52% | 15.30 | 15.60 | 15.30 | 15.50 | 15.50 | 2.82 | 20,090 |   |  			
            | 3/29/2011 | 0.00 / 0.00% | 16.00 | 16.00 | 15.30 | 15.90 | 15.90 | 2.90 | 46,140 |   |  
            | 3/28/2011 | -0.10 / -0.63% | 16.00 | 16.00 | 15.70 | 15.90 | 15.90 | 2.90 | 12,390 |   |  			
            | 3/25/2011 | -0.10 / -0.62% | 16.10 | 16.10 | 15.70 | 16.00 | 16.00 | 2.91 | 7,570 |   |  
            | 3/24/2011 | 0.00 / 0.00% | 16.40 | 16.50 | 16.00 | 16.10 | 16.10 | 2.93 | 14,760 |   |  			
            | 3/23/2011 | -0.20 / -1.23% | 16.20 | 16.20 | 15.80 | 16.10 | 16.10 | 2.93 | 26,790 |   |  
            | 3/22/2011 | -0.30 / -1.81% | 16.40 | 16.50 | 16.00 | 16.30 | 16.30 | 2.97 | 23,110 |   |  			
            | 3/21/2011 | +0.10 / +0.61% | 16.90 | 16.90 | 16.10 | 16.60 | 16.60 | 3.02 | 5,560 |   |  
            | 3/18/2011 | +0.50 / +3.13% | 16.20 | 16.70 | 15.80 | 16.50 | 16.50 | 3.00 | 22,030 |   |  			
            | 3/17/2011 | 0.00 / 0.00% | 16.00 | 16.20 | 15.40 | 16.00 | 16.00 | 2.91 | 36,390 |   |  
            | 3/16/2011 | +0.40 / +2.56% | 15.50 | 16.10 | 15.40 | 16.00 | 16.00 | 2.91 | 38,540 |   |  			
            | 3/15/2011 | -0.20 / -1.27% | 15.40 | 15.80 | 15.10 | 15.60 | 15.60 | 2.84 | 24,660 |   |  
            | 3/14/2011 | -0.80 / -4.82% | 16.70 | 16.70 | 15.80 | 15.80 | 15.80 | 2.88 | 44,390 |   |  			
            | 3/11/2011 | +0.70 / +4.40% | 16.00 | 16.60 | 16.00 | 16.60 | 16.60 | 3.02 | 58,350 |   |  
            | 3/10/2011 | +0.70 / +4.61% | 15.20 | 15.90 | 15.20 | 15.90 | 15.90 | 2.90 | 52,780 |   |  			
            | 3/9/2011 | -0.60 / -3.80% | 15.50 | 15.50 | 15.20 | 15.20 | 15.20 | 2.77 | 24,020 |   |  
            | 3/8/2011 | +0.10 / +0.64% | 15.40 | 15.80 | 15.40 | 15.80 | 15.80 | 2.88 | 13,690 |   |  			
            | 3/7/2011 | +0.40 / +2.61% | 15.80 | 15.90 | 15.00 | 15.70 | 15.70 | 2.86 | 23,300 |   |  
            | 3/4/2011 | -0.10 / -0.65% | 15.70 | 15.70 | 15.20 | 15.30 | 15.30 | 2.79 | 7,440 |   |  			
            | 3/3/2011 | 0.00 / 0.00% | 15.00 | 15.90 | 14.90 | 15.40 | 15.40 | 2.80 | 20,680 |   |  
            | 3/2/2011 | -0.70 / -4.35% | 15.80 | 15.90 | 15.30 | 15.40 | 15.40 | 2.80 | 75,010 |   |  			
            | 3/1/2011 | -0.30 / -1.83% | 15.90 | 16.50 | 15.80 | 16.10 | 16.10 | 2.93 | 11,930 |   |  
            | 2/28/2011 | -0.10 / -0.61% | 16.90 | 17.00 | 16.00 | 16.40 | 16.40 | 2.99 | 21,650 |   |  |