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                    Closing price on 7/27/2010
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                    | Open | 21.50 |  
                    | High | 21.50 |  
                    | Low | 21.50 |  
                    | Volume | 800 |  
                    | Split-adjusted Price | 2.71 |  
                
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 |  SDN Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 7/27/2010 | 0.00 / 0.00% | 21.50 | 21.50 | 21.50 | 21.50 | 21.50 | 2.71 | 800 |   |  
            | 7/26/2010 | -0.50 / -2.27% | 21.50 | 21.50 | 21.50 | 21.50 | 21.50 | 2.71 | 500 |   |  			
            | 7/23/2010 | 0.00 / 0.00% | 22.00 | 22.00 | 22.00 | 22.00 | 22.00 | 2.78 | 1,200 |   |  
            | 7/22/2010 | -2.20 / -9.09% | 22.00 | 22.00 | 22.00 | 22.00 | 22.00 | 2.78 | 100 |   |  			
            | 7/21/2010 | -0.80 / -3.20% | 26.50 | 26.50 | 24.20 | 24.20 | 24.20 | 2.65 | 1,600 |   |  
            | 7/20/2010 | 0.00 / 0.00% | 25.00 | 25.00 | 25.00 | 25.00 | 25.00 | 2.73 | 400 |   |  			
            | 7/19/2010 | +0.50 / +2.04% | 26.20 | 26.20 | 25.00 | 25.00 | 25.00 | 2.73 | 2,800 |   |  
            | 7/16/2010 | +0.50 / +2.08% | 24.50 | 24.50 | 24.50 | 24.50 | 24.50 | 2.68 | 900 |   |  			
            | 7/15/2010 | -0.70 / -2.83% | 24.00 | 24.00 | 24.00 | 24.00 | 24.00 | 2.62 | 200 |   |  
            | 7/14/2010 | -0.10 / -0.40% | 24.70 | 24.70 | 24.70 | 24.70 | 24.70 | 2.70 | 100 |   |  			
            | 7/13/2010 | -0.70 / -2.75% | 25.00 | 25.00 | 24.00 | 24.80 | 24.80 | 2.71 | 400 |   |  
            | 7/12/2010 | +1.60 / +6.69% | 25.50 | 25.50 | 25.50 | 25.50 | 25.50 | 2.79 | 100 |   |  			
            | 7/9/2010 | -0.50 / -2.05% | 23.90 | 23.90 | 23.90 | 23.90 | 23.90 | 2.61 | 3,800 |   |  
            | 7/8/2010 | -0.80 / -3.17% | 24.40 | 24.40 | 24.40 | 24.40 | 24.40 | 2.67 | 100 |   |  			
            | 7/7/2010 | +1.60 / +6.78% | 22.00 | 25.20 | 22.00 | 25.20 | 25.20 | 2.76 | 300 |   |  
            | 7/6/2010 | 0.00 / 0.00% | 23.60 | 23.60 | 23.60 | 23.60 | 23.60 | 2.58 | 0 |   |  			
            | 7/5/2010 | +0.20 / +0.85% | 23.60 | 23.60 | 23.60 | 23.60 | 23.60 | 2.58 | 100 |   |  
            | 7/2/2010 | +0.20 / +0.86% | 23.40 | 23.40 | 23.40 | 23.40 | 23.40 | 2.56 | 200 |   |  			
            | 7/1/2010 | -0.20 / -0.85% | 23.20 | 23.20 | 23.20 | 23.20 | 23.20 | 2.54 | 1,100 |   |  
            | 6/30/2010 | -0.40 / -1.68% | 23.40 | 23.40 | 23.40 | 23.40 | 23.40 | 2.56 | 0 |   |  			
            | 6/29/2010 | 0.00 / 0.00% | 23.80 | 23.80 | 23.00 | 23.80 | 23.80 | 2.60 | 2,300 |   |  
            | 6/28/2010 | -0.10 / -0.42% | 23.80 | 23.80 | 23.80 | 23.80 | 23.80 | 2.60 | 2,500 |   |  			
            | 6/25/2010 | 0.00 / 0.00% | 24.00 | 24.00 | 23.90 | 23.90 | 23.90 | 2.61 | 900 |   |  
            | 6/24/2010 | +0.30 / +1.27% | 23.90 | 23.90 | 23.00 | 23.90 | 23.90 | 2.61 | 5,200 |   |  			
            | 6/23/2010 | +0.90 / +3.96% | 23.60 | 23.60 | 23.60 | 23.60 | 23.60 | 2.58 | 2,700 |   |  
            | 6/22/2010 | +0.20 / +0.89% | 22.50 | 22.80 | 22.50 | 22.70 | 22.70 | 2.48 | 1,300 |   |  			
            | 6/21/2010 | +1.30 / +6.13% | 22.50 | 22.50 | 22.50 | 22.50 | 22.50 | 2.46 | 1,500 |   |  
            | 6/18/2010 | -1.00 / -4.50% | 21.20 | 21.20 | 21.20 | 21.20 | 21.20 | 2.32 | 200 |   |  			
            | 6/17/2010 | -1.20 / -5.13% | 22.20 | 22.20 | 22.20 | 22.20 | 22.20 | 2.43 | 800 |   |  
            | 6/16/2010 | -1.70 / -6.77% | 24.80 | 24.80 | 23.40 | 23.40 | 23.40 | 2.56 | 600 |   |  |