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                    Closing price on 11/25/2008
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                    | Open | 15.50 |  
                    | High | 16.20 |  
                    | Low | 15.50 |  
                    | Volume | 430 |  
                    | Split-adjusted Price | 1.52 |  
                
             | 
 |  SDN Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 11/25/2008 | -0.70 / -4.32% | 15.50 | 16.20 | 15.50 | 15.50 | 15.50 | 1.52 | 430 |   |  
            | 11/24/2008 | +0.20 / +1.25% | 15.30 | 16.70 | 15.30 | 16.20 | 16.20 | 1.59 | 1,040 |   |  			
            | 11/21/2008 | -0.50 / -3.03% | 17.00 | 17.00 | 16.00 | 16.00 | 16.00 | 1.57 | 310 |   |  
            | 11/20/2008 | -0.60 / -3.51% | 17.90 | 17.90 | 16.50 | 16.50 | 16.50 | 1.62 | 30 |   |  			
            | 11/19/2008 | 0.00 / 0.00% | 16.80 | 17.10 | 16.40 | 17.10 | 17.10 | 1.68 | 1,610 |   |  
            | 11/18/2008 | +0.50 / +3.01% | 17.40 | 17.40 | 16.20 | 17.10 | 17.10 | 1.68 | 3,580 |   |  			
            | 11/17/2008 | +0.70 / +4.40% | 15.30 | 16.60 | 15.30 | 16.60 | 16.60 | 1.63 | 5,500 |   |  
            | 11/14/2008 | -0.60 / -3.64% | 17.10 | 17.30 | 15.90 | 15.90 | 15.90 | 1.56 | 850 |   |  			
            | 11/13/2008 | 0.00 / 0.00% | 15.80 | 16.50 | 15.80 | 16.50 | 16.50 | 1.62 | 1,200 |   |  
            | 11/12/2008 | -0.70 / -4.07% | 18.00 | 18.00 | 16.50 | 16.50 | 16.50 | 1.62 | 1,290 |   |  			
            | 11/11/2008 | -0.90 / -4.97% | 18.10 | 18.10 | 17.20 | 17.20 | 17.20 | 1.69 | 1,500 |   |  
            | 11/10/2008 | -0.90 / -4.74% | 18.10 | 18.10 | 18.10 | 18.10 | 18.10 | 1.78 | 720 |   |  			
            | 11/7/2008 | 0.00 / 0.00% | 18.20 | 19.50 | 18.10 | 19.00 | 19.00 | 1.87 | 1,130 |   |  
            | 11/6/2008 | -0.90 / -4.52% | 19.00 | 19.00 | 19.00 | 19.00 | 19.00 | 1.87 | 500 |   |  			
            | 11/5/2008 | -0.10 / -0.50% | 19.00 | 19.90 | 19.00 | 19.90 | 19.90 | 1.96 | 190 |   |  
            | 11/4/2008 | 0.00 / 0.00% | 19.00 | 20.00 | 19.00 | 20.00 | 20.00 | 1.97 | 120 |   |  			
            | 11/3/2008 | -1.00 / -4.76% | 20.00 | 20.00 | 20.00 | 20.00 | 20.00 | 1.97 | 600 |   |  
            | 10/31/2008 | -0.30 / -1.41% | 20.30 | 21.20 | 20.30 | 21.00 | 21.00 | 2.07 | 330 |   |  			
            | 10/30/2008 | +0.50 / +2.40% | 21.50 | 21.50 | 21.30 | 21.30 | 21.30 | 2.10 | 130 |   |  
            | 10/29/2008 | +0.80 / +4.00% | 20.80 | 20.80 | 20.80 | 20.80 | 20.80 | 2.05 | 10 |   |  			
            | 10/28/2008 | -0.30 / -1.48% | 19.30 | 20.00 | 19.30 | 20.00 | 20.00 | 1.97 | 200 |   |  
            | 10/27/2008 | +0.30 / +1.50% | 19.00 | 20.30 | 19.00 | 20.30 | 20.30 | 2.00 | 1,520 |   |  			
            | 10/24/2008 | 0.00 / 0.00% | 20.00 | 20.00 | 20.00 | 20.00 | 20.00 | 1.97 | 0 |   |  
            | 10/23/2008 | +0.10 / +0.50% | 19.00 | 20.80 | 19.00 | 20.00 | 20.00 | 1.97 | 440 |   |  			
            | 10/22/2008 | -1.00 / -4.78% | 21.30 | 21.50 | 19.90 | 19.90 | 19.90 | 1.96 | 1,180 |   |  
            | 10/21/2008 | -1.10 / -5.00% | 20.90 | 22.30 | 20.90 | 20.90 | 20.90 | 2.06 | 660 |   |  			
            | 10/20/2008 | +1.00 / +4.76% | 21.00 | 22.00 | 21.00 | 22.00 | 22.00 | 2.16 | 100 |   |  
            | 10/17/2008 | +0.10 / +0.48% | 21.00 | 21.00 | 21.00 | 21.00 | 21.00 | 2.07 | 20 |   |  			
            | 10/16/2008 | +0.40 / +1.95% | 19.50 | 21.50 | 19.50 | 20.90 | 20.90 | 2.06 | 130 |   |  
            | 10/15/2008 | +0.60 / +3.02% | 19.10 | 20.50 | 19.00 | 20.50 | 20.50 | 2.02 | 450 |   |  |