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            | 
                    Closing price on 7/31/2017
                 |  |  
    
        |           
                
                    | Open | 27.80 |  
                    | High | 27.80 |  
                    | Low | 27.30 |  
                    | Volume | 84,620 |  
                    | Split-adjusted Price | 12.90 |  
                
             | 
 |  CHP Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 7/31/2017 | -0.30 / -1.08% | 27.80 | 27.80 | 27.30 | 27.50 | 27.46 | 12.90 | 84,620 |   |  
            | 7/28/2017 | +0.20 / +0.72% | 27.50 | 27.80 | 27.50 | 27.80 | 27.64 | 13.04 | 76,400 |   |  			
            | 7/27/2017 | -0.20 / -0.72% | 27.80 | 27.80 | 27.30 | 27.60 | 27.57 | 12.94 | 131,990 |   |  
            | 7/26/2017 | -0.30 / -1.07% | 28.20 | 28.20 | 27.80 | 27.80 | 27.98 | 13.04 | 131,630 |   |  			
            | 7/25/2017 | +0.05 / +0.18% | 28.05 | 28.20 | 27.80 | 28.10 | 28.03 | 13.18 | 135,110 |   |  
            | 7/24/2017 | -0.55 / -1.92% | 28.50 | 28.50 | 28.00 | 28.05 | 28.18 | 13.15 | 98,080 |   |  			
            | 7/21/2017 | -0.40 / -1.38% | 29.10 | 29.20 | 28.40 | 28.60 | 28.90 | 13.41 | 80,130 |   |  
            | 7/20/2017 | +0.55 / +1.93% | 28.45 | 29.80 | 28.45 | 29.00 | 28.94 | 13.60 | 154,750 |   |  			
            | 7/19/2017 | -0.10 / -0.35% | 28.55 | 28.55 | 28.10 | 28.45 | 28.50 | 13.34 | 72,710 |   |  
            | 7/18/2017 | +0.05 / +0.18% | 28.25 | 28.55 | 28.25 | 28.55 | 28.41 | 13.39 | 77,820 |   |  			
            | 7/17/2017 | -0.15 / -0.52% | 28.65 | 28.75 | 28.15 | 28.50 | 28.54 | 13.37 | 91,500 |   |  
            | 7/14/2017 | -0.05 / -0.17% | 28.70 | 28.70 | 28.20 | 28.65 | 28.45 | 13.44 | 65,510 |   |  			
            | 7/13/2017 | +0.30 / +1.06% | 28.30 | 28.80 | 28.30 | 28.70 | 28.49 | 13.46 | 49,100 |   |  
            | 7/12/2017 | 0.00 / 0.00% | 28.45 | 28.50 | 28.25 | 28.40 | 28.37 | 13.32 | 75,210 |   |  			
            | 7/11/2017 | +1.35 / +4.99% | 27.50 | 28.60 | 27.00 | 28.40 | 27.93 | 13.32 | 191,460 |   |  
            | 7/10/2017 | -0.45 / -1.64% | 27.50 | 27.50 | 27.05 | 27.05 | 27.21 | 12.69 | 76,400 |   |  			
            | 7/7/2017 | +0.10 / +0.36% | 27.30 | 27.55 | 26.90 | 27.50 | 27.28 | 12.90 | 198,260 |   |  
            | 7/6/2017 | -0.30 / -1.08% | 27.80 | 27.80 | 27.20 | 27.40 | 27.46 | 12.85 | 60,740 |   |  			
            | 7/5/2017 | +0.10 / +0.36% | 27.80 | 27.90 | 27.50 | 27.70 | 27.62 | 12.99 | 56,810 |   |  
            | 7/4/2017 | -0.10 / -0.36% | 27.95 | 27.95 | 27.60 | 27.60 | 27.79 | 12.94 | 28,430 |   |  			
            | 7/3/2017 | +0.55 / +2.03% | 27.05 | 27.80 | 27.05 | 27.70 | 27.41 | 12.99 | 72,430 |   |  
            | 6/30/2017 | -0.05 / -0.18% | 27.10 | 27.20 | 27.00 | 27.15 | 27.09 | 12.73 | 68,540 |   |  			
            | 6/29/2017 | 0.00 / 0.00% | 27.20 | 27.40 | 27.00 | 27.20 | 27.18 | 12.76 | 238,435 |   |  
            | 6/28/2017 | +0.05 / +0.18% | 27.15 | 27.30 | 27.00 | 27.20 | 27.19 | 12.76 | 212,185 |   |  			
            | 6/27/2017 | +0.05 / +0.18% | 27.50 | 27.50 | 26.70 | 27.15 | 27.27 | 12.73 | 182,287 |   |  
            | 6/26/2017 | +0.70 / +2.65% | 26.40 | 27.40 | 26.40 | 27.10 | 27.02 | 12.71 | 161,647 |   |  			
            | 6/23/2017 | -0.10 / -0.38% | 26.75 | 26.75 | 26.35 | 26.40 | 26.46 | 12.38 | 69,837 |   |  
            | 6/22/2017 | +0.10 / +0.38% | 26.40 | 26.90 | 26.40 | 26.50 | 26.63 | 12.43 | 135,357 |   |  			
            | 6/21/2017 | +0.50 / +1.93% | 25.90 | 26.40 | 25.40 | 26.40 | 25.94 | 12.38 | 169,217 |   |  
            | 6/20/2017 | -0.10 / -0.38% | 25.80 | 25.95 | 25.60 | 25.90 | 25.80 | 12.15 | 75,977 |   |  |