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            | 
                    Closing price on 11/7/2018
                 |  |  
    
        |           
                
                    | Open | 27.10 |  
                    | High | 27.10 |  
                    | Low | 27.00 |  
                    | Volume | 13,240 |  
                    | Split-adjusted Price | 13.25 |  
                
             | 
 |  CNG Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 11/7/2018 | -0.20 / -0.73% | 27.10 | 27.10 | 27.00 | 27.10 | 27.08 | 13.25 | 13,240 |   |  
            | 11/6/2018 | +0.10 / +0.37% | 27.30 | 27.30 | 26.60 | 27.30 | 26.71 | 13.35 | 24,370 |   |  			
            | 11/5/2018 | -0.25 / -0.91% | 27.45 | 27.45 | 27.10 | 27.20 | 27.22 | 13.30 | 3,270 |   |  
            | 11/2/2018 | +0.45 / +1.67% | 27.00 | 27.45 | 27.00 | 27.45 | 27.36 | 13.42 | 1,190,780 |   |  			
            | 11/1/2018 | +0.05 / +0.19% | 27.00 | 28.80 | 26.95 | 27.00 | 27.44 | 13.20 | 2,380 |   |  
            | 10/31/2018 | 0.00 / 0.00% | 26.95 | 26.95 | 26.95 | 26.95 | 26.95 | 13.18 | 1,050 |   |  			
            | 10/30/2018 | +0.15 / +0.56% | 26.70 | 26.95 | 26.70 | 26.95 | 26.74 | 13.18 | 5,310 |   |  
            | 10/29/2018 | -0.10 / -0.37% | 26.90 | 26.90 | 26.80 | 26.80 | 26.85 | 13.10 | 1,280 |   |  			
            | 10/26/2018 | +0.35 / +1.32% | 26.90 | 26.90 | 26.70 | 26.90 | 26.78 | 13.15 | 8,290 |   |  
            | 10/25/2018 | -0.60 / -2.21% | 27.00 | 27.00 | 26.50 | 26.55 | 26.66 | 12.98 | 12,830 |   |  			
            | 10/24/2018 | -0.05 / -0.18% | 27.00 | 27.15 | 26.95 | 27.15 | 26.99 | 13.27 | 26,420 |   |  
            | 10/23/2018 | +0.20 / +0.74% | 27.20 | 27.20 | 26.85 | 27.20 | 27.07 | 13.30 | 18,250 |   |  			
            | 10/22/2018 | -0.30 / -1.10% | 27.30 | 27.35 | 27.00 | 27.00 | 27.25 | 13.20 | 15,560 |   |  
            | 10/19/2018 | +0.10 / +0.37% | 27.20 | 27.40 | 27.20 | 27.30 | 27.23 | 13.35 | 8,960 |   |  			
            | 10/18/2018 | -0.30 / -1.09% | 27.40 | 27.50 | 27.20 | 27.20 | 27.33 | 13.30 | 10,190 |   |  
            | 10/17/2018 | +0.10 / +0.36% | 27.40 | 27.55 | 27.10 | 27.50 | 27.37 | 13.45 | 39,210 |   |  			
            | 10/16/2018 | 0.00 / 0.00% | 27.40 | 27.40 | 27.30 | 27.40 | 27.38 | 13.40 | 12,570 |   |  
            | 10/15/2018 | +0.40 / +1.48% | 27.50 | 27.65 | 27.30 | 27.40 | 27.42 | 13.40 | 61,930 |   |  			
            | 10/12/2018 | +0.75 / +2.86% | 26.20 | 27.00 | 26.20 | 27.00 | 26.48 | 13.20 | 14,730 |   |  
            | 10/11/2018 | -0.75 / -2.78% | 26.90 | 26.90 | 26.00 | 26.25 | 26.61 | 12.83 | 35,960 |   |  			
            | 10/10/2018 | +0.10 / +0.37% | 27.00 | 27.15 | 27.00 | 27.00 | 27.05 | 13.20 | 26,910 |   |  
            | 10/9/2018 | -0.10 / -0.37% | 27.00 | 27.20 | 26.90 | 26.90 | 27.01 | 13.15 | 55,090 |   |  			
            | 10/8/2018 | -0.50 / -1.82% | 27.50 | 27.50 | 26.90 | 27.00 | 27.07 | 13.20 | 32,550 |   |  
            | 10/5/2018 | -0.30 / -1.08% | 27.35 | 27.80 | 27.20 | 27.50 | 27.34 | 13.45 | 52,960 |   |  			
            | 10/4/2018 | +0.75 / +2.77% | 27.20 | 27.80 | 27.20 | 27.80 | 27.38 | 13.59 | 19,470 |   |  
            | 10/3/2018 | +0.05 / +0.19% | 27.00 | 27.10 | 26.95 | 27.05 | 27.01 | 13.23 | 79,200 |   |  			
            | 10/2/2018 | +0.40 / +1.50% | 26.90 | 27.20 | 26.60 | 27.00 | 26.96 | 13.20 | 125,880 |   |  
            | 10/1/2018 | 0.00 / 0.00% | 26.85 | 26.85 | 26.55 | 26.60 | 26.61 | 13.01 | 55,210 |   |  			
            | 9/28/2018 | -0.40 / -1.48% | 26.90 | 26.90 | 26.60 | 26.60 | 26.90 | 13.01 | 16,620 |   |  
            | 9/27/2018 | 0.00 / 0.00% | 27.00 | 27.00 | 26.95 | 27.00 | 26.99 | 13.20 | 260 |   |  |