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                    Closing price on 7/4/2014
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                    | Open | 13.50 |  
                    | High | 13.80 |  
                    | Low | 13.40 |  
                    | Volume | 223,908 |  
                    | Split-adjusted Price | 9.63 |  
                
             | 
 |  SD6 Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 7/4/2014 | +0.30 / +2.22% | 13.50 | 13.80 | 13.40 | 13.80 | 13.57 | 9.63 | 223,908 |   |  
            | 7/3/2014 | +0.50 / +3.85% | 13.10 | 13.60 | 13.10 | 13.50 | 13.42 | 9.42 | 367,682 |   |  			
            | 7/2/2014 | +0.10 / +0.78% | 12.90 | 13.00 | 12.80 | 13.00 | 12.92 | 9.08 | 116,500 |   |  
            | 7/1/2014 | +0.20 / +1.57% | 12.70 | 13.00 | 12.70 | 12.90 | 12.86 | 9.01 | 156,789 |   |  			
            | 6/30/2014 | 0.00 / 0.00% | 12.80 | 12.80 | 12.70 | 12.70 | 12.75 | 8.87 | 82,580 |   |  
            | 6/27/2014 | -0.10 / -0.78% | 12.70 | 12.80 | 12.70 | 12.70 | 12.72 | 8.87 | 37,000 |   |  			
            | 6/26/2014 | +0.10 / +0.79% | 12.30 | 12.80 | 12.30 | 12.80 | 12.72 | 8.94 | 108,326 |   |  
            | 6/25/2014 | +0.10 / +0.79% | 12.60 | 12.80 | 12.60 | 12.70 | 12.66 | 8.87 | 62,917 |   |  			
            | 6/24/2014 | +0.10 / +0.80% | 12.60 | 12.60 | 12.40 | 12.60 | 12.48 | 8.80 | 32,910 |   |  
            | 6/23/2014 | -0.10 / -0.79% | 12.50 | 12.60 | 12.40 | 12.50 | 12.52 | 8.73 | 57,180 |   |  			
            | 6/20/2014 | 0.00 / 0.00% | 12.80 | 12.80 | 12.60 | 12.60 | 12.65 | 8.80 | 44,610 |   |  
            | 6/19/2014 | -0.50 / -3.82% | 12.00 | 12.70 | 12.00 | 12.60 | 12.52 | 8.80 | 161,900 |   |  			
            | 6/18/2014 | +0.10 / +0.77% | 13.00 | 13.20 | 12.90 | 13.10 | 13.01 | 9.15 | 130,900 |   |  
            | 6/17/2014 | +0.20 / +1.56% | 12.70 | 13.00 | 12.70 | 13.00 | 12.85 | 9.08 | 128,880 |   |  			
            | 6/16/2014 | +0.10 / +0.79% | 12.80 | 12.90 | 12.70 | 12.80 | 12.76 | 8.94 | 91,100 |   |  
            | 6/13/2014 | +0.30 / +2.42% | 12.40 | 12.80 | 12.40 | 12.70 | 12.65 | 8.87 | 273,630 |   |  			
            | 6/12/2014 | 0.00 / 0.00% | 12.50 | 12.50 | 12.30 | 12.40 | 12.34 | 8.66 | 41,700 |   |  
            | 6/11/2014 | +0.20 / +1.64% | 12.20 | 12.40 | 12.20 | 12.40 | 12.32 | 8.66 | 32,400 |   |  			
            | 6/10/2014 | -0.30 / -2.40% | 12.70 | 12.70 | 11.90 | 12.20 | 12.10 | 8.52 | 74,000 |   |  
            | 6/9/2014 | +0.30 / +2.46% | 12.70 | 12.70 | 12.20 | 12.50 | 12.47 | 8.73 | 126,525 |   |  			
            | 6/6/2014 | +0.10 / +0.83% | 12.10 | 12.20 | 12.00 | 12.20 | 12.13 | 8.52 | 53,735 |   |  
            | 6/5/2014 | +0.30 / +2.54% | 11.80 | 12.10 | 11.60 | 12.10 | 11.93 | 8.45 | 55,950 |   |  			
            | 6/4/2014 | -0.20 / -1.67% | 11.80 | 11.90 | 11.60 | 11.80 | 11.76 | 8.24 | 65,800 |   |  
            | 6/3/2014 | +0.10 / +0.84% | 11.70 | 12.00 | 11.70 | 12.00 | 11.97 | 8.38 | 49,900 |   |  			
            | 6/2/2014 | -0.40 / -3.25% | 12.30 | 12.30 | 11.80 | 11.90 | 12.02 | 8.31 | 101,110 |   |  
            | 5/30/2014 | -0.20 / -1.60% | 12.50 | 12.50 | 12.30 | 12.30 | 12.34 | 8.59 | 65,500 |   |  			
            | 5/29/2014 | -0.20 / -1.57% | 12.40 | 12.60 | 12.20 | 12.50 | 12.40 | 8.73 | 105,677 |   |  
            | 5/28/2014 | -0.10 / -0.78% | 12.70 | 12.90 | 12.50 | 12.70 | 12.68 | 8.87 | 96,138 |   |  			
            | 5/27/2014 | +0.40 / +3.23% | 12.00 | 12.80 | 12.00 | 12.80 | 12.46 | 8.94 | 186,522 |   |  
            | 5/26/2014 | -0.10 / -0.80% | 12.30 | 12.60 | 12.10 | 12.40 | 12.38 | 8.66 | 62,710 |   |  |