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                    Closing price on 9/18/2009
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        |           
                
                    | Open | 32.50 |  
                    | High | 32.90 |  
                    | Low | 32.00 |  
                    | Volume | 5,920 |  
                    | Split-adjusted Price | 2.30 |  
                
             | 
 |  ST8 Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 9/18/2009 | -0.10 / -0.30% | 32.50 | 32.90 | 32.00 | 32.90 | 32.90 | 2.30 | 5,920 |   |  
            | 9/17/2009 | +1.20 / +3.77% | 32.30 | 33.00 | 32.00 | 33.00 | 33.00 | 2.30 | 30,760 |   |  			
            | 9/16/2009 | 0.00 / 0.00% | 32.40 | 32.40 | 31.60 | 31.80 | 31.80 | 2.22 | 12,720 |   |  
            | 9/15/2009 | -0.10 / -0.31% | 32.50 | 32.50 | 31.00 | 31.80 | 31.80 | 2.22 | 10,230 |   |  			
            | 9/14/2009 | +0.90 / +2.90% | 31.80 | 31.90 | 31.00 | 31.90 | 31.90 | 2.23 | 3,410 |   |  
            | 9/11/2009 | +0.20 / +0.65% | 32.00 | 32.00 | 31.00 | 31.00 | 31.00 | 2.17 | 5,890 |   |  			
            | 9/10/2009 | -0.80 / -2.53% | 31.80 | 32.00 | 30.20 | 30.80 | 30.80 | 2.15 | 10,050 |   |  
            | 9/9/2009 | -0.30 / -0.94% | 31.90 | 32.40 | 31.60 | 31.60 | 31.60 | 2.21 | 12,710 |   |  			
            | 9/8/2009 | +1.30 / +4.25% | 31.50 | 31.90 | 30.80 | 31.90 | 31.90 | 2.23 | 11,640 |   |  
            | 9/7/2009 | -0.70 / -2.24% | 30.60 | 31.90 | 30.60 | 30.60 | 30.60 | 2.14 | 3,800 |   |  			
            | 9/4/2009 | -0.80 / -2.49% | 31.20 | 32.90 | 31.20 | 31.30 | 31.30 | 2.19 | 8,430 |   |  
            | 9/3/2009 | -1.40 / -4.18% | 32.10 | 33.50 | 32.00 | 32.10 | 32.10 | 2.24 | 22,410 |   |  			
            | 9/1/2009 | +1.50 / +4.69% | 33.40 | 33.60 | 32.50 | 33.50 | 33.50 | 2.34 | 61,320 |   |  
            | 8/31/2009 | +1.50 / +4.92% | 32.00 | 32.00 | 32.00 | 32.00 | 32.00 | 2.24 | 6,420 |   |  			
            | 8/28/2009 | 0.00 / 0.00% | 30.00 | 30.90 | 30.00 | 30.50 | 30.50 | 2.13 | 20,340 |   |  
            | 8/27/2009 | 0.00 / 0.00% | 30.80 | 30.80 | 29.80 | 30.50 | 30.50 | 2.13 | 13,420 |   |  			
            | 8/26/2009 | -0.20 / -0.65% | 30.40 | 30.90 | 30.40 | 30.50 | 30.50 | 2.13 | 15,670 |   |  
            | 8/25/2009 | -1.10 / -3.46% | 32.50 | 32.50 | 30.70 | 30.70 | 30.70 | 2.14 | 10,330 |   |  			
            | 8/24/2009 | +0.20 / +0.63% | 31.60 | 31.80 | 31.60 | 31.80 | 31.80 | 2.22 | 7,350 |   |  
            | 8/21/2009 | +1.50 / +4.98% | 31.60 | 31.60 | 31.10 | 31.60 | 31.60 | 2.21 | 31,400 |   |  			
            | 8/20/2009 | +1.40 / +4.88% | 29.00 | 30.10 | 28.80 | 30.10 | 30.10 | 2.10 | 50,680 |   |  
            | 8/19/2009 | 0.00 / 0.00% | 28.20 | 28.80 | 28.20 | 28.70 | 28.70 | 2.00 | 9,940 |   |  			
            | 8/18/2009 | 0.00 / 0.00% | 27.50 | 28.70 | 27.50 | 28.70 | 28.70 | 2.00 | 6,880 |   |  
            | 8/17/2009 | -0.30 / -1.03% | 29.00 | 29.20 | 28.70 | 28.70 | 28.70 | 2.00 | 17,510 |   |  			
            | 8/14/2009 | 0.00 / 0.00% | 29.00 | 29.00 | 29.00 | 29.00 | 29.00 | 2.03 | 3,220 |   |  
            | 8/13/2009 | +0.40 / +1.40% | 29.00 | 29.20 | 28.70 | 29.00 | 29.00 | 2.03 | 18,970 |   |  			
            | 8/12/2009 | -0.50 / -1.72% | 28.20 | 30.00 | 28.20 | 28.60 | 28.60 | 2.00 | 20,790 |   |  
            | 8/11/2009 | -0.90 / -3.00% | 28.80 | 29.50 | 28.80 | 29.10 | 29.10 | 2.03 | 8,030 |   |  			
            | 8/10/2009 | +1.00 / +3.45% | 29.00 | 30.00 | 29.00 | 30.00 | 30.00 | 2.10 | 9,630 |   |  
            | 8/7/2009 | +0.20 / +0.69% | 27.70 | 29.00 | 27.70 | 29.00 | 29.00 | 2.03 | 30,520 |   |  |