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                    Closing price on 7/15/2010
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                    | Open | 26.00 |  
                    | High | 26.00 |  
                    | Low | 26.00 |  
                    | Volume | 1,000 |  
                    | Split-adjusted Price | 7.20 |  
                
             | 
 |  SDC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 7/15/2010 | -1.60 / -5.80% | 26.00 | 26.00 | 26.00 | 26.00 | 26.00 | 7.20 | 1,000 |   |  
            | 7/14/2010 | +1.20 / +4.55% | 26.30 | 27.60 | 26.30 | 27.60 | 27.60 | 7.64 | 200 |   |  			
            | 7/13/2010 | +0.40 / +1.54% | 26.00 | 26.40 | 26.00 | 26.40 | 26.40 | 7.31 | 300 |   |  
            | 7/12/2010 | 0.00 / 0.00% | 26.00 | 26.00 | 26.00 | 26.00 | 26.00 | 7.20 | 0 |   |  			
            | 7/9/2010 | -0.10 / -0.38% | 26.00 | 26.00 | 26.00 | 26.00 | 26.00 | 7.20 | 3,000 |   |  
            | 7/8/2010 | 0.00 / 0.00% | 26.50 | 26.50 | 26.00 | 26.10 | 26.10 | 7.23 | 3,400 |   |  			
            | 7/7/2010 | +0.70 / +2.76% | 25.60 | 26.20 | 25.60 | 26.10 | 26.10 | 7.23 | 4,600 |   |  
            | 7/6/2010 | +0.20 / +0.79% | 25.30 | 25.40 | 25.30 | 25.40 | 25.40 | 7.03 | 600 |   |  			
            | 7/5/2010 | +0.20 / +0.80% | 26.60 | 26.60 | 25.20 | 25.20 | 25.20 | 6.98 | 200 |   |  
            | 7/2/2010 | -0.50 / -1.96% | 26.00 | 26.00 | 25.00 | 25.00 | 25.00 | 6.92 | 1,700 |   |  			
            | 7/1/2010 | -0.40 / -1.54% | 25.10 | 25.50 | 25.10 | 25.50 | 25.50 | 7.06 | 600 |   |  
            | 6/30/2010 | -1.80 / -6.50% | 25.90 | 25.90 | 25.90 | 25.90 | 25.90 | 7.17 | 6,300 |   |  			
            | 6/29/2010 | 0.00 / 0.00% | 27.70 | 27.70 | 27.70 | 27.70 | 27.70 | 7.67 | 0 |   |  
            | 6/28/2010 | +1.00 / +3.75% | 27.70 | 27.70 | 27.70 | 27.70 | 27.70 | 7.67 | 100 |   |  			
            | 6/25/2010 | -1.20 / -4.30% | 28.00 | 28.00 | 26.70 | 26.70 | 26.70 | 7.39 | 200 |   |  
            | 6/24/2010 | +1.30 / +4.89% | 26.30 | 27.90 | 26.30 | 27.90 | 27.90 | 7.73 | 6,200 |   |  			
            | 6/23/2010 | +0.10 / +0.38% | 26.20 | 26.60 | 26.20 | 26.60 | 26.60 | 7.37 | 2,200 |   |  
            | 6/22/2010 | -0.10 / -0.38% | 25.60 | 26.50 | 25.60 | 26.50 | 26.50 | 7.34 | 1,500 |   |  			
            | 6/21/2010 | +0.10 / +0.38% | 26.60 | 26.60 | 26.60 | 26.60 | 26.60 | 7.37 | 700 |   |  
            | 6/18/2010 | -1.00 / -3.64% | 26.50 | 26.50 | 26.50 | 26.50 | 26.50 | 7.34 | 400 |   |  			
            | 6/17/2010 | -1.00 / -3.51% | 27.00 | 28.30 | 27.00 | 27.50 | 27.50 | 7.62 | 1,500 |   |  
            | 6/16/2010 | +1.50 / +5.56% | 25.50 | 28.80 | 25.50 | 28.50 | 28.50 | 7.89 | 7,200 |   |  			
            | 6/15/2010 | 0.00 / 0.00% | 27.00 | 27.00 | 27.00 | 27.00 | 27.00 | 7.48 | 0 |   |  
            | 6/14/2010 | +1.30 / +5.06% | 27.00 | 27.00 | 27.00 | 27.00 | 27.00 | 7.48 | 100 |   |  			
            | 6/11/2010 | -0.30 / -1.15% | 26.00 | 26.00 | 25.40 | 25.70 | 25.70 | 7.12 | 2,600 |   |  
            | 6/10/2010 | +0.90 / +3.59% | 26.00 | 26.00 | 26.00 | 26.00 | 26.00 | 7.20 | 100 |   |  			
            | 6/9/2010 | -0.20 / -0.79% | 24.40 | 25.10 | 24.40 | 25.10 | 25.10 | 6.95 | 500 |   |  
            | 6/8/2010 | -1.70 / -6.30% | 26.00 | 26.00 | 25.30 | 25.30 | 25.30 | 7.01 | 1,300 |   |  			
            | 6/7/2010 | +1.40 / +5.47% | 27.00 | 27.00 | 27.00 | 27.00 | 27.00 | 7.48 | 100 |   |  
            | 6/4/2010 | -0.40 / -1.54% | 27.50 | 27.50 | 25.60 | 25.60 | 25.60 | 7.09 | 1,200 |   |  |