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                    Closing price on 12/10/2009
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        |           
                
                    | Open | 30.40 |  
                    | High | 32.40 |  
                    | Low | 29.90 |  
                    | Volume | 5,230 |  
                    | Split-adjusted Price | 2.41 |  
                
             | 
 |  ST8 Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 12/10/2009 | 0.00 / 0.00% | 30.40 | 32.40 | 29.90 | 31.40 | 31.40 | 2.41 | 5,230 |   |  
            | 12/9/2009 | +0.40 / +1.29% | 29.70 | 31.40 | 29.50 | 31.40 | 31.40 | 2.41 | 4,560 |   |  			
            | 12/8/2009 | -0.20 / -0.64% | 31.00 | 32.50 | 30.50 | 31.00 | 31.00 | 2.38 | 10,750 |   |  
            | 12/7/2009 | -0.80 / -2.50% | 30.60 | 31.80 | 30.60 | 31.20 | 31.20 | 2.40 | 39,160 |   |  			
            | 12/4/2009 | +0.10 / +0.31% | 32.70 | 32.70 | 31.50 | 32.00 | 32.00 | 2.46 | 740 |   |  
            | 12/3/2009 | -0.50 / -1.54% | 30.80 | 32.00 | 30.80 | 31.90 | 31.90 | 2.45 | 1,110 |   |  			
            | 12/2/2009 | +0.10 / +0.31% | 31.00 | 32.40 | 31.00 | 32.40 | 32.40 | 2.49 | 9,230 |   |  
            | 12/1/2009 | +1.30 / +4.19% | 31.00 | 32.30 | 31.00 | 32.30 | 32.30 | 2.48 | 8,110 |   |  			
            | 11/30/2009 | +0.70 / +2.31% | 31.60 | 31.60 | 31.00 | 31.00 | 31.00 | 2.38 | 3,300 |   |  
            | 11/27/2009 | +1.40 / +4.84% | 27.50 | 30.30 | 27.50 | 30.30 | 30.30 | 2.33 | 12,820 |   |  			
            | 11/26/2009 | -1.50 / -4.93% | 28.90 | 28.90 | 28.90 | 28.90 | 28.90 | 2.22 | 24,440 |   |  
            | 11/25/2009 | -1.60 / -5.00% | 32.00 | 32.00 | 30.40 | 30.40 | 30.40 | 2.34 | 7,360 |   |  			
            | 11/24/2009 | -1.00 / -3.03% | 31.70 | 34.60 | 31.70 | 32.00 | 32.00 | 2.46 | 10,140 |   |  
            | 11/23/2009 | -1.70 / -4.90% | 33.40 | 33.50 | 33.00 | 33.00 | 33.00 | 2.54 | 5,520 |   |  			
            | 11/20/2009 | 0.00 / 0.00% | 34.80 | 34.80 | 34.00 | 34.70 | 34.70 | 2.67 | 5,920 |   |  
            | 11/19/2009 | 0.00 / 0.00% | 34.50 | 34.70 | 34.50 | 34.70 | 34.70 | 2.67 | 3,010 |   |  			
            | 11/18/2009 | +0.30 / +0.87% | 33.10 | 34.90 | 33.10 | 34.70 | 34.70 | 2.67 | 920 |   |  
            | 11/17/2009 | 0.00 / 0.00% | 34.40 | 34.90 | 34.00 | 34.40 | 34.40 | 2.64 | 8,170 |   |  			
            | 11/16/2009 | -1.60 / -4.44% | 36.00 | 36.10 | 34.20 | 34.40 | 34.40 | 2.64 | 14,090 |   |  
            | 11/13/2009 | +1.30 / +3.75% | 34.70 | 36.00 | 34.70 | 36.00 | 36.00 | 2.77 | 5,190 |   |  			
            | 11/12/2009 | +1.60 / +4.83% | 34.50 | 34.70 | 34.30 | 34.70 | 34.70 | 2.67 | 25,090 |   |  
            | 11/11/2009 | +1.50 / +4.75% | 32.50 | 33.10 | 32.00 | 33.10 | 33.10 | 2.54 | 2,970 |   |  			
            | 11/10/2009 | -1.30 / -3.95% | 33.50 | 34.00 | 31.60 | 31.60 | 31.60 | 2.43 | 10,720 |   |  
            | 11/9/2009 | -5.10 / -13.42% | 34.50 | 36.00 | 32.90 | 32.90 | 32.90 | 2.53 | 14,590 |   |  			
            | 11/6/2009 | -0.20 / -0.52% | 38.90 | 38.90 | 38.00 | 38.00 | 38.00 | 2.65 | 17,820 |   |  
            | 11/5/2009 | +1.70 / +4.66% | 37.70 | 38.20 | 36.50 | 38.20 | 38.20 | 2.67 | 24,330 |   |  			
            | 11/4/2009 | -0.20 / -0.54% | 37.00 | 38.40 | 35.90 | 36.50 | 36.50 | 2.55 | 4,370 |   |  
            | 11/3/2009 | -1.90 / -4.92% | 37.20 | 38.00 | 36.70 | 36.70 | 36.70 | 2.56 | 42,380 |   |  			
            | 11/2/2009 | -2.00 / -4.93% | 38.90 | 38.90 | 38.60 | 38.60 | 38.60 | 2.70 | 34,110 |   |  
            | 10/30/2009 | +1.00 / +2.53% | 41.50 | 41.50 | 40.00 | 40.60 | 40.60 | 2.84 | 46,380 |   |  |