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            | 
                    Closing price on 4/24/2017
                 |  |  
    
        |           
                
                    | Open | 22.55 |  
                    | High | 22.90 |  
                    | Low | 22.30 |  
                    | Volume | 153,030 |  
                    | Split-adjusted Price | 14.45 |  
                
             | 
 |  HT1 Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 4/24/2017 | -0.15 / -0.67% | 22.55 | 22.90 | 22.30 | 22.40 | 22.57 | 14.45 | 153,030 |   |  
            | 4/21/2017 | +0.15 / +0.67% | 22.40 | 23.10 | 22.40 | 22.55 | 22.77 | 14.55 | 255,710 |   |  			
            | 4/20/2017 | -0.40 / -1.75% | 22.50 | 22.90 | 22.20 | 22.40 | 22.52 | 14.45 | 516,270 |   |  
            | 4/19/2017 | +0.50 / +2.24% | 22.30 | 22.80 | 22.00 | 22.80 | 22.54 | 14.71 | 167,580 |   |  			
            | 4/18/2017 | -0.05 / -0.22% | 22.45 | 22.45 | 21.70 | 22.30 | 22.16 | 14.39 | 655,840 |   |  
            | 4/17/2017 | -0.65 / -2.83% | 22.95 | 23.70 | 22.35 | 22.35 | 22.84 | 14.42 | 255,200 |   |  			
            | 4/14/2017 | -0.80 / -3.36% | 23.60 | 23.60 | 22.55 | 23.00 | 23.08 | 14.84 | 611,180 |   |  
            | 4/13/2017 | 0.00 / 0.00% | 23.90 | 24.30 | 23.35 | 23.80 | 23.91 | 15.35 | 426,850 |   |  			
            | 4/12/2017 | -1.00 / -4.03% | 24.80 | 24.85 | 23.80 | 23.80 | 24.19 | 15.35 | 451,780 |   |  
            | 4/11/2017 | +1.20 / +5.08% | 23.60 | 24.80 | 23.60 | 24.80 | 24.43 | 16.00 | 797,140 |   |  			
            | 4/10/2017 | +0.65 / +2.83% | 22.75 | 23.80 | 22.75 | 23.60 | 23.42 | 15.22 | 585,600 |   |  
            | 4/7/2017 | -0.05 / -0.22% | 23.00 | 23.10 | 22.75 | 22.95 | 22.92 | 14.80 | 191,860 |   |  			
            | 4/5/2017 | +0.60 / +2.68% | 22.20 | 23.30 | 22.20 | 23.00 | 22.77 | 14.84 | 675,660 |   |  
            | 4/4/2017 | 0.00 / 0.00% | 22.50 | 22.50 | 22.15 | 22.40 | 22.30 | 14.45 | 395,980 |   |  			
            | 4/3/2017 | 0.00 / 0.00% | 22.60 | 22.60 | 22.00 | 22.40 | 22.34 | 14.45 | 163,580 |   |  
            | 3/31/2017 | -0.10 / -0.44% | 22.85 | 22.90 | 22.10 | 22.40 | 22.67 | 14.45 | 255,160 |   |  			
            | 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 |   |  |