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            | 
                    Closing price on 1/20/2021
                 |  |  
    
        |           
                
                    | Open | 38.25 |  
                    | High | 38.25 |  
                    | Low | 37.20 |  
                    | Volume | 62,900 |  
                    | Split-adjusted Price | 33.12 |  
                
             | 
 |  NNC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 1/20/2021 | -0.30 / -0.79% | 38.25 | 38.25 | 37.20 | 37.70 | 37.72 | 33.12 | 62,900 |   |  
            | 1/19/2021 | -0.40 / -1.04% | 38.55 | 38.55 | 37.60 | 38.00 | 38.40 | 33.38 | 70,600 |   |  			
            | 1/18/2021 | +0.20 / +0.52% | 38.20 | 38.50 | 38.20 | 38.40 | 38.20 | 33.73 | 150,500 |   |  
            | 1/15/2021 | -0.55 / -1.42% | 38.70 | 38.70 | 38.00 | 38.20 | 38.41 | 33.56 | 67,700 |   |  			
            | 1/14/2021 | -0.05 / -0.13% | 38.80 | 38.80 | 38.50 | 38.75 | 38.80 | 34.04 | 51,100 |   |  
            | 1/13/2021 | -0.10 / -0.26% | 38.90 | 38.90 | 38.70 | 38.80 | 38.80 | 34.08 | 64,300 |   |  			
            | 1/12/2021 | -0.10 / -0.26% | 39.00 | 39.00 | 38.70 | 38.90 | 38.78 | 34.17 | 49,100 |   |  
            | 1/11/2021 | 0.00 / 0.00% | 39.00 | 39.00 | 38.70 | 39.00 | 38.89 | 34.26 | 69,200 |   |  			
            | 1/8/2021 | -0.10 / -0.26% | 39.30 | 39.30 | 38.80 | 39.00 | 38.97 | 34.26 | 65,100 |   |  
            | 1/7/2021 | -0.25 / -0.64% | 39.35 | 39.35 | 38.60 | 39.10 | 38.99 | 34.35 | 39,800 |   |  			
            | 1/6/2021 | -0.05 / -0.13% | 39.45 | 39.55 | 39.10 | 39.35 | 39.31 | 34.57 | 83,300 |   |  
            | 1/5/2021 | -0.10 / -0.25% | 39.50 | 39.55 | 39.30 | 39.40 | 39.50 | 34.61 | 36,800 |   |  			
            | 1/4/2021 | +0.30 / +0.77% | 39.20 | 39.60 | 39.10 | 39.50 | 39.40 | 34.70 | 126,000 |   |  
            | 12/31/2020 | +0.10 / +0.26% | 39.15 | 39.35 | 39.05 | 39.20 | 39.22 | 34.43 | 31,560 |   |  			
            | 12/30/2020 | +0.60 / +1.56% | 38.50 | 39.30 | 38.50 | 39.10 | 38.92 | 34.35 | 108,950 |   |  
            | 12/29/2020 | +0.15 / +0.39% | 38.35 | 38.55 | 38.30 | 38.50 | 38.42 | 33.82 | 60,100 |   |  			
            | 12/28/2020 | 0.00 / 0.00% | 38.35 | 38.40 | 38.30 | 38.35 | 38.35 | 33.69 | 49,480 |   |  
            | 12/25/2020 | +0.05 / +0.13% | 38.25 | 38.40 | 38.25 | 38.35 | 38.32 | 33.69 | 57,030 |   |  			
            | 12/24/2020 | 0.00 / 0.00% | 38.45 | 38.60 | 37.50 | 38.30 | 38.30 | 33.64 | 53,990 |   |  
            | 12/23/2020 | -0.10 / -0.26% | 38.45 | 38.45 | 38.30 | 38.30 | 38.40 | 33.64 | 38,710 |   |  			
            | 12/22/2020 | -0.20 / -0.52% | 38.60 | 38.60 | 38.30 | 38.40 | 38.38 | 33.73 | 43,170 |   |  
            | 12/21/2020 | -0.20 / -0.52% | 38.85 | 38.85 | 38.50 | 38.60 | 38.71 | 33.91 | 58,360 |   |  			
            | 12/18/2020 | -0.05 / -0.13% | 39.00 | 39.00 | 38.80 | 38.80 | 38.86 | 34.08 | 41,210 |   |  
            | 12/17/2020 | -0.50 / -1.27% | 39.40 | 39.40 | 38.80 | 38.85 | 39.04 | 34.13 | 77,720 |   |  			
            | 12/16/2020 | +0.05 / +0.13% | 39.20 | 39.45 | 39.20 | 39.35 | 39.31 | 34.57 | 59,870 |   |  
            | 12/15/2020 | -0.70 / -1.75% | 39.50 | 39.75 | 38.90 | 39.30 | 39.36 | 34.52 | 94,830 |   |  			
            | 12/14/2020 | +0.90 / +2.30% | 40.10 | 40.40 | 39.40 | 40.00 | 39.81 | 35.14 | 80,160 |   |  
            | 12/11/2020 | +2.55 / +6.98% | 37.25 | 39.10 | 37.25 | 39.10 | 37.93 | 34.35 | 135,740 |   |  			
            | 12/10/2020 | -2.70 / -6.88% | 39.25 | 39.75 | 36.55 | 36.55 | 37.40 | 32.11 | 291,460 |   |  
            | 12/9/2020 | -0.35 / -0.88% | 40.35 | 40.45 | 39.25 | 39.25 | 39.25 | 34.48 | 233,120 |   |  |