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                    Closing price on 4/18/2019
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                    | Open | 50.70 |  
                    | High | 50.70 |  
                    | Low | 50.00 |  
                    | Volume | 1,820 |  
                    | Split-adjusted Price | 36.27 |  
                
             | 
 |  NNC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 4/18/2019 | 0.00 / 0.00% | 50.70 | 50.70 | 50.00 | 50.70 | 50.55 | 36.27 | 1,820 |   |  
            | 4/17/2019 | -0.50 / -0.98% | 51.20 | 51.20 | 50.70 | 50.70 | 50.90 | 36.27 | 18,250 |   |  			
            | 4/16/2019 | 0.00 / 0.00% | 51.30 | 51.30 | 50.90 | 51.20 | 51.14 | 36.63 | 15,370 |   |  
            | 4/12/2019 | -0.10 / -0.19% | 51.30 | 51.40 | 50.90 | 51.20 | 51.36 | 36.63 | 3,310 |   |  			
            | 4/11/2019 | +0.30 / +0.59% | 50.50 | 51.40 | 50.50 | 51.30 | 51.33 | 36.70 | 3,390 |   |  
            | 4/10/2019 | +0.50 / +0.99% | 51.50 | 51.50 | 50.40 | 51.00 | 50.56 | 36.49 | 16,830 |   |  			
            | 4/9/2019 | 0.00 / 0.00% | 50.50 | 54.00 | 50.40 | 50.50 | 50.71 | 36.13 | 30,470 |   |  
            | 4/8/2019 | 0.00 / 0.00% | 50.00 | 50.70 | 50.00 | 50.50 | 50.48 | 36.13 | 25,080 |   |  			
            | 4/5/2019 | +0.40 / +0.80% | 49.60 | 50.60 | 49.60 | 50.50 | 50.36 | 36.13 | 13,800 |   |  
            | 4/4/2019 | +0.45 / +0.91% | 49.50 | 50.10 | 49.50 | 50.10 | 49.76 | 35.85 | 10,510 |   |  			
            | 4/3/2019 | -0.35 / -0.70% | 49.80 | 50.40 | 49.60 | 49.65 | 49.76 | 35.52 | 18,850 |   |  
            | 4/2/2019 | +0.10 / +0.20% | 50.50 | 50.50 | 49.70 | 50.00 | 50.02 | 35.77 | 22,630 |   |  			
            | 4/1/2019 | -0.30 / -0.60% | 50.00 | 50.80 | 49.80 | 49.90 | 50.26 | 35.70 | 25,350 |   |  
            | 3/29/2019 | -0.50 / -0.99% | 50.80 | 50.80 | 50.20 | 50.20 | 50.66 | 35.92 | 4,540 |   |  			
            | 3/28/2019 | 0.00 / 0.00% | 50.70 | 51.00 | 50.70 | 50.70 | 50.73 | 36.27 | 11,670 |   |  
            | 3/27/2019 | +0.20 / +0.40% | 50.30 | 50.80 | 50.30 | 50.70 | 50.56 | 36.27 | 5,320 |   |  			
            | 3/26/2019 | 0.00 / 0.00% | 49.80 | 50.70 | 49.80 | 50.50 | 50.54 | 36.13 | 8,410 |   |  
            | 3/25/2019 | -0.10 / -0.20% | 50.00 | 50.50 | 50.00 | 50.50 | 50.06 | 36.13 | 7,710 |   |  			
            | 3/22/2019 | -0.70 / -1.36% | 50.50 | 51.00 | 50.40 | 50.60 | 50.49 | 36.20 | 8,160 |   |  
            | 3/21/2019 | +0.60 / +1.18% | 50.70 | 51.40 | 50.70 | 51.30 | 51.02 | 36.70 | 13,780 |   |  			
            | 3/20/2019 | -1.40 / -2.69% | 50.00 | 52.00 | 50.00 | 50.70 | 50.57 | 36.27 | 10,480 |   |  
            | 3/19/2019 | -0.80 / -1.51% | 52.80 | 52.90 | 51.80 | 52.10 | 52.06 | 37.28 | 11,870 |   |  			
            | 3/18/2019 | +2.95 / +5.91% | 49.95 | 52.90 | 49.70 | 52.90 | 50.57 | 37.85 | 64,190 |   |  
            | 3/15/2019 | +0.35 / +0.71% | 49.10 | 50.00 | 49.10 | 49.95 | 49.85 | 35.74 | 16,210 |   |  			
            | 3/14/2019 | +0.10 / +0.20% | 49.50 | 50.40 | 49.50 | 49.60 | 49.70 | 35.49 | 25,030 |   |  
            | 3/13/2019 | 0.00 / 0.00% | 49.50 | 49.50 | 49.40 | 49.50 | 49.48 | 35.42 | 8,180 |   |  			
            | 3/12/2019 | +0.45 / +0.92% | 49.05 | 49.50 | 49.00 | 49.50 | 49.08 | 35.42 | 41,930 |   |  
            | 3/11/2019 | +0.05 / +0.10% | 49.00 | 49.05 | 48.65 | 49.05 | 48.94 | 35.09 | 13,670 |   |  			
            | 3/8/2019 | 0.00 / 0.00% | 48.90 | 49.00 | 48.80 | 49.00 | 48.93 | 35.06 | 10,300 |   |  
            | 3/7/2019 | 0.00 / 0.00% | 48.50 | 49.00 | 48.50 | 49.00 | 48.78 | 35.06 | 19,620 |   |  |