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                    Closing price on 12/28/2012
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                    | Open | 2.90 |  
                    | High | 3.00 |  
                    | Low | 2.90 |  
                    | Volume | 15,900 |  
                    | Split-adjusted Price | 3.00 |  
                
             | 
 |  SD1 Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 12/28/2012 | -0.10 / -3.23% | 2.90 | 3.00 | 2.90 | 3.00 | 2.95 | 3.00 | 15,900 |   |  
            | 12/27/2012 | +0.20 / +6.90% | 3.00 | 3.10 | 2.90 | 3.10 | 3.10 | 3.10 | 44,100 |   |  			
            | 12/26/2012 | -0.20 / -6.45% | 2.90 | 2.90 | 2.90 | 2.90 | 2.90 | 2.90 | 61,700 |   |  
            | 12/25/2012 | 0.00 / 0.00% | 2.90 | 3.10 | 2.90 | 3.10 | 3.10 | 3.10 | 63,600 |   |  			
            | 12/24/2012 | 0.00 / 0.00% | 3.10 | 3.10 | 3.00 | 3.10 | 3.10 | 3.10 | 2,100 |   |  
            | 12/21/2012 | +0.10 / +3.33% | 3.10 | 3.10 | 2.80 | 3.10 | 3.00 | 3.10 | 28,300 |   |  			
            | 12/20/2012 | -0.20 / -6.25% | 3.20 | 3.20 | 3.00 | 3.00 | 3.00 | 3.00 | 123,100 |   |  
            | 12/19/2012 | -0.10 / -3.03% | 3.10 | 3.20 | 3.10 | 3.20 | 3.20 | 3.20 | 92,100 |   |  			
            | 12/18/2012 | 0.00 / 0.00% | 3.10 | 3.30 | 3.10 | 3.30 | 3.30 | 3.30 | 600 |   |  
            | 12/17/2012 | +0.10 / +3.13% | 3.00 | 3.30 | 3.00 | 3.30 | 3.30 | 3.30 | 5,700 |   |  			
            | 12/14/2012 | -0.10 / -3.03% | 3.10 | 3.20 | 3.10 | 3.20 | 3.15 | 3.20 | 1,500 |   |  
            | 12/13/2012 | -0.10 / -2.94% | 3.30 | 3.30 | 3.00 | 3.30 | 3.30 | 3.30 | 6,200 |   |  			
            | 12/12/2012 | +0.10 / +3.03% | 3.10 | 3.40 | 3.10 | 3.40 | 3.40 | 3.40 | 31,700 |   |  
            | 12/11/2012 | +0.10 / +3.13% | 3.30 | 3.30 | 3.00 | 3.30 | 3.30 | 3.30 | 70,600 |   |  			
            | 12/10/2012 | -0.20 / -5.88% | 3.50 | 3.50 | 3.20 | 3.20 | 3.20 | 3.20 | 27,100 |   |  
            | 12/7/2012 | 0.00 / 0.00% | 3.40 | 3.40 | 3.40 | 3.40 | 3.40 | 3.40 | 0 |   |  			
            | 12/6/2012 | -0.20 / -5.56% | 3.40 | 3.40 | 3.40 | 3.40 | 3.40 | 3.40 | 30,000 |   |  
            | 12/5/2012 | -0.20 / -5.26% | 3.90 | 3.90 | 3.60 | 3.60 | 3.60 | 3.60 | 28,000 |   |  			
            | 12/4/2012 | -0.20 / -5.00% | 3.80 | 3.80 | 3.80 | 3.80 | 3.80 | 3.80 | 100 |   |  
            | 12/3/2012 | +0.20 / +5.26% | 4.00 | 4.00 | 4.00 | 4.00 | 4.00 | 4.00 | 100 |   |  			
            | 11/30/2012 | 0.00 / 0.00% | 4.00 | 4.00 | 3.60 | 3.80 | 3.80 | 3.80 | 300 |   |  
            | 11/29/2012 | +0.20 / +5.56% | 3.80 | 3.80 | 3.80 | 3.80 | 3.80 | 3.80 | 100 |   |  			
            | 11/28/2012 | +0.20 / +5.88% | 3.50 | 3.60 | 3.50 | 3.60 | 3.60 | 3.60 | 300 |   |  
            | 11/27/2012 | +0.20 / +6.25% | 3.40 | 3.40 | 3.00 | 3.40 | 3.40 | 3.40 | 1,200 |   |  			
            | 11/26/2012 | 0.00 / 0.00% | 3.40 | 3.40 | 3.00 | 3.20 | 3.20 | 3.20 | 1,600 |   |  
            | 11/23/2012 | 0.00 / 0.00% | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 0 |   |  			
            | 11/22/2012 | 0.00 / 0.00% | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 0 |   |  
            | 11/21/2012 | +0.10 / +3.23% | 3.10 | 3.20 | 3.10 | 3.20 | 3.20 | 3.20 | 300 |   |  			
            | 11/20/2012 | +0.20 / +6.90% | 3.00 | 3.10 | 3.00 | 3.10 | 3.10 | 3.10 | 500 |   |  
            | 11/19/2012 | +0.10 / +3.57% | 2.90 | 2.90 | 2.90 | 2.90 | 2.90 | 2.90 | 100 |   |  |