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            | 
                    Closing price on 3/30/2017
                 |  |  
    
        |           
                
                    | Open | 21.80 |  
                    | High | 22.80 |  
                    | Low | 21.80 |  
                    | Volume | 214,100 |  
                    | Split-adjusted Price | 14.51 |  
                
             | 
 |  HT1 Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 3/30/2017 | +0.60 / +2.74% | 21.80 | 22.80 | 21.80 | 22.50 | 22.15 | 14.51 | 214,100 |   |  
            | 3/29/2017 | -0.40 / -1.79% | 22.30 | 22.40 | 21.70 | 21.90 | 22.07 | 14.13 | 428,180 |   |  			
            | 3/28/2017 | -0.80 / -3.46% | 23.30 | 23.30 | 22.30 | 22.30 | 22.63 | 14.39 | 282,780 |   |  
            | 3/27/2017 | +0.10 / +0.43% | 23.00 | 23.10 | 22.00 | 23.10 | 22.70 | 14.90 | 1,014,790 |   |  			
            | 3/24/2017 | -0.45 / -1.92% | 23.75 | 23.75 | 22.50 | 23.00 | 23.29 | 14.84 | 485,190 |   |  
            | 3/23/2017 | +0.35 / +1.52% | 23.10 | 23.90 | 23.10 | 23.45 | 23.47 | 15.13 | 500,710 |   |  			
            | 3/22/2017 | +0.40 / +1.76% | 22.70 | 23.50 | 22.60 | 23.10 | 23.13 | 14.90 | 457,950 |   |  
            | 3/21/2017 | -0.30 / -1.30% | 22.70 | 23.80 | 22.70 | 22.70 | 23.02 | 14.64 | 816,980 |   |  			
            | 3/20/2017 | -0.30 / -1.29% | 23.40 | 24.00 | 22.95 | 23.00 | 23.44 | 14.84 | 829,150 |   |  
            | 3/17/2017 | +0.10 / +0.43% | 23.80 | 24.80 | 23.20 | 23.30 | 24.03 | 15.03 | 970,270 |   |  			
            | 3/16/2017 | +1.50 / +6.91% | 21.90 | 23.20 | 21.60 | 23.20 | 22.33 | 14.97 | 853,470 |   |  
            | 3/15/2017 | +1.30 / +6.37% | 20.70 | 21.80 | 20.30 | 21.70 | 20.95 | 14.00 | 883,920 |   |  			
            | 3/14/2017 | -0.20 / -0.97% | 20.90 | 20.90 | 20.30 | 20.40 | 20.45 | 13.16 | 368,750 |   |  
            | 3/13/2017 | +0.45 / +2.23% | 20.25 | 20.90 | 20.25 | 20.60 | 20.61 | 13.29 | 607,730 |   |  			
            | 3/10/2017 | +0.75 / +3.87% | 19.50 | 20.40 | 19.50 | 20.15 | 20.06 | 13.00 | 483,940 |   |  
            | 3/9/2017 | -0.05 / -0.26% | 19.85 | 19.85 | 19.40 | 19.40 | 19.56 | 12.51 | 56,040 |   |  			
            | 3/8/2017 | +0.60 / +3.18% | 18.85 | 19.95 | 18.85 | 19.45 | 19.53 | 12.55 | 437,960 |   |  
            | 3/7/2017 | 0.00 / 0.00% | 18.70 | 18.85 | 18.50 | 18.85 | 18.70 | 12.16 | 188,470 |   |  			
            | 3/6/2017 | -0.05 / -0.26% | 18.90 | 19.20 | 18.85 | 18.85 | 18.97 | 12.16 | 143,460 |   |  
            | 3/3/2017 | -0.40 / -2.07% | 18.65 | 19.10 | 18.65 | 18.90 | 18.90 | 12.19 | 128,090 |   |  			
            | 3/2/2017 | -0.30 / -1.53% | 19.80 | 19.80 | 18.90 | 19.30 | 19.22 | 12.45 | 74,550 |   |  
            | 3/1/2017 | +0.80 / +4.26% | 18.80 | 19.60 | 18.75 | 19.60 | 19.00 | 12.64 | 124,330 |   |  			
            | 2/28/2017 | -0.30 / -1.57% | 19.20 | 19.50 | 18.80 | 18.80 | 19.03 | 12.13 | 142,590 |   |  
            | 2/27/2017 | -0.60 / -3.05% | 19.50 | 19.70 | 19.10 | 19.10 | 19.40 | 12.32 | 129,340 |   |  			
            | 2/24/2017 | -0.30 / -1.50% | 19.80 | 19.90 | 19.60 | 19.70 | 19.72 | 12.71 | 123,130 |   |  
            | 2/23/2017 | -0.10 / -0.50% | 20.00 | 20.20 | 19.80 | 20.00 | 20.02 | 12.90 | 649,050 |   |  			
            | 2/22/2017 | -0.15 / -0.74% | 20.10 | 20.30 | 20.00 | 20.10 | 20.15 | 12.97 | 180,500 |   |  
            | 2/21/2017 | +0.05 / +0.25% | 20.50 | 20.60 | 20.10 | 20.25 | 20.30 | 13.06 | 246,150 |   |  			
            | 2/20/2017 | 0.00 / 0.00% | 19.70 | 20.40 | 19.40 | 20.20 | 20.12 | 13.03 | 240,990 |   |  
            | 2/17/2017 | -0.05 / -0.25% | 20.25 | 20.55 | 19.60 | 20.20 | 19.97 | 13.03 | 328,930 |   |  |