| 
    
        
            | 
                    Closing price on 12/17/2015
                 |  |  
    
        |           
                
                    | Open | 23.50 |  
                    | High | 23.70 |  
                    | Low | 23.00 |  
                    | Volume | 545,800 |  
                    | Split-adjusted Price | 14.79 |  
                
             | 
 |  DST Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 12/17/2015 | -0.50 / -2.13% | 23.50 | 23.70 | 23.00 | 23.00 | 23.16 | 14.79 | 545,800 |   |  
            | 12/16/2015 | +1.30 / +5.86% | 23.70 | 24.40 | 23.50 | 23.50 | 23.76 | 15.11 | 638,200 |   |  			
            | 12/15/2015 | +2.00 / +9.90% | 21.00 | 22.20 | 21.00 | 22.20 | 22.20 | 14.28 | 214,300 |   |  
            | 12/14/2015 | +1.80 / +9.78% | 20.00 | 20.20 | 19.50 | 20.20 | 20.20 | 12.99 | 190,100 |   |  			
            | 12/11/2015 | +1.60 / +9.52% | 17.50 | 18.40 | 17.00 | 18.40 | 18.32 | 11.83 | 121,400 |   |  
            | 12/10/2015 | +1.50 / +9.80% | 16.00 | 16.80 | 15.40 | 16.80 | 16.76 | 10.80 | 127,200 |   |  			
            | 12/9/2015 | +1.20 / +8.51% | 13.50 | 15.50 | 13.50 | 15.30 | 15.49 | 9.84 | 136,700 |   |  
            | 12/8/2015 | +1.20 / +9.30% | 14.10 | 14.10 | 14.00 | 14.10 | 14.10 | 9.07 | 342,200 |   |  			
            | 12/7/2015 | +1.10 / +9.32% | 12.50 | 12.90 | 11.90 | 12.90 | 12.90 | 8.30 | 97,600 |   |  
            | 12/4/2015 | +1.00 / +9.26% | 11.40 | 11.80 | 11.10 | 11.80 | 11.80 | 7.59 | 233,900 |   |  			
            | 12/3/2015 | +0.90 / +9.09% | 10.80 | 10.80 | 10.50 | 10.80 | 10.71 | 6.94 | 815,677 |   |  
            | 12/2/2015 | 0.00 / 0.00% | 9.90 | 9.90 | 9.90 | 9.90 | 9.90 | 6.37 | 0 |   |  			
            | 12/1/2015 | 0.00 / 0.00% | 9.90 | 9.90 | 9.90 | 9.90 | 9.90 | 6.37 | 0 |   |  
            | 11/30/2015 | 0.00 / 0.00% | 9.90 | 9.90 | 9.90 | 9.90 | 9.90 | 6.37 | 0 |   |  			
            | 11/27/2015 | 0.00 / 0.00% | 9.90 | 9.90 | 9.90 | 9.90 | 9.90 | 6.37 | 0 |   |  
            | 11/26/2015 | 0.00 / 0.00% | 9.90 | 9.90 | 9.90 | 9.90 | 9.90 | 6.37 | 0 |   |  			
            | 11/25/2015 | -0.10 / -1.00% | 9.90 | 9.90 | 9.90 | 9.90 | 9.90 | 6.37 | 500 |   |  
            | 11/24/2015 | 0.00 / 0.00% | 10.00 | 10.00 | 10.00 | 10.00 | 10.00 | 6.43 | 0 |   |  			
            | 11/23/2015 | 0.00 / 0.00% | 10.00 | 10.00 | 10.00 | 10.00 | 10.00 | 6.43 | 0 |   |  
            | 11/20/2015 | 0.00 / 0.00% | 10.00 | 10.00 | 10.00 | 10.00 | 10.00 | 6.43 | 0 |   |  			
            | 11/19/2015 | 0.00 / 0.00% | 10.00 | 10.00 | 10.00 | 10.00 | 10.00 | 6.43 | 0 |   |  
            | 11/18/2015 | 0.00 / 0.00% | 10.00 | 10.00 | 10.00 | 10.00 | 10.00 | 6.43 | 0 |   |  			
            | 11/17/2015 | 0.00 / 0.00% | 10.00 | 10.00 | 10.00 | 10.00 | 10.00 | 6.43 | 0 |   |  
            | 11/16/2015 | 0.00 / 0.00% | 10.00 | 10.00 | 10.00 | 10.00 | 10.00 | 6.43 | 0 |   |  			
            | 11/13/2015 | -1.00 / -9.09% | 10.00 | 10.00 | 10.00 | 10.00 | 10.00 | 6.43 | 3,100 |   |  
            | 11/12/2015 | 0.00 / 0.00% | 11.00 | 11.00 | 11.00 | 11.00 | 11.00 | 7.07 | 0 |   |  			
            | 11/11/2015 | 0.00 / 0.00% | 11.00 | 11.00 | 11.00 | 11.00 | 11.00 | 7.07 | 0 |   |  
            | 11/10/2015 | 0.00 / 0.00% | 11.00 | 11.00 | 11.00 | 11.00 | 11.00 | 7.07 | 0 |   |  			
            | 11/9/2015 | 0.00 / 0.00% | 11.00 | 11.00 | 11.00 | 11.00 | 11.00 | 7.07 | 0 |   |  
            | 11/6/2015 | 0.00 / 0.00% | 11.00 | 11.00 | 11.00 | 11.00 | 11.00 | 7.07 | 0 |   |  |