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                    Closing price on 9/7/2017
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                    | Open | 49.00 |  
                    | High | 51.00 |  
                    | Low | 48.90 |  
                    | Volume | 2,000 |  
                    | Split-adjusted Price | 40.29 |  
                
             | 
 |  NCS Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 9/7/2017 | +2.80 / +5.81% | 49.00 | 51.00 | 48.90 | 51.00 | 49.07 | 40.29 | 2,000 |   |  
            | 9/6/2017 | -0.30 / -0.62% | 48.50 | 48.50 | 48.20 | 48.20 | 48.23 | 38.08 | 5,600 |   |  			
            | 9/5/2017 | -0.30 / -0.61% | 49.00 | 49.00 | 48.50 | 48.50 | 48.58 | 38.32 | 1,305 |   |  
            | 9/1/2017 | -0.50 / -1.02% | 48.90 | 48.90 | 48.50 | 48.50 | 48.75 | 38.32 | 3,300 |   |  			
            | 8/31/2017 | 0.00 / 0.00% | 49.00 | 49.00 | 49.00 | 49.00 | 49.00 | 38.71 | 500 |   |  
            | 8/30/2017 | 0.00 / 0.00% | 49.00 | 49.00 | 49.00 | 49.00 | 49.00 | 38.71 | 0 |   |  			
            | 8/29/2017 | 0.00 / 0.00% | 49.00 | 49.00 | 49.00 | 49.00 | 49.00 | 38.71 | 0 |   |  
            | 8/28/2017 | 0.00 / 0.00% | 49.00 | 49.00 | 49.00 | 49.00 | 49.00 | 38.71 | 20 |   |  			
            | 8/25/2017 | 0.00 / 0.00% | 49.00 | 49.00 | 49.00 | 49.00 | 49.00 | 38.71 | 0 |   |  
            | 8/24/2017 | 0.00 / 0.00% | 49.00 | 49.00 | 49.00 | 49.00 | 49.00 | 38.71 | 3,100 |   |  			
            | 8/23/2017 | 0.00 / 0.00% | 49.00 | 49.00 | 49.00 | 49.00 | 49.00 | 38.71 | 2,300 |   |  
            | 8/22/2017 | 0.00 / 0.00% | 49.00 | 49.00 | 49.00 | 49.00 | 49.00 | 38.71 | 0 |   |  			
            | 8/21/2017 | 0.00 / 0.00% | 49.00 | 49.00 | 49.00 | 49.00 | 49.00 | 38.71 | 2,750 |   |  
            | 8/18/2017 | -0.20 / -0.41% | 49.00 | 49.20 | 49.00 | 49.00 | 49.01 | 38.71 | 2,600 |   |  			
            | 8/17/2017 | +0.20 / +0.41% | 49.00 | 49.20 | 49.00 | 49.20 | 49.04 | 38.87 | 7,800 |   |  
            | 8/16/2017 | +0.50 / +1.03% | 49.00 | 49.00 | 49.00 | 49.00 | 49.00 | 38.71 | 1,000 |   |  			
            | 8/15/2017 | -1.10 / -2.22% | 49.00 | 49.10 | 48.50 | 48.50 | 49.01 | 38.32 | 4,600 |   |  
            | 8/14/2017 | +0.10 / +0.20% | 49.50 | 49.60 | 49.50 | 49.60 | 49.53 | 39.19 | 3,430 |   |  			
            | 8/11/2017 | +1.50 / +3.13% | 49.50 | 49.50 | 49.00 | 49.50 | 49.50 | 39.11 | 5,970 |   |  
            | 8/10/2017 | -2.00 / -4.00% | 50.00 | 52.00 | 48.00 | 48.00 | 49.37 | 37.92 | 9,050 |   |  			
            | 8/9/2017 | -16.60 / -24.92% | 48.70 | 50.00 | 48.20 | 50.00 | 49.11 | 39.50 | 12,400 |   |  
            | 8/8/2017 | -1.40 / -2.06% | 67.00 | 68.00 | 66.60 | 66.60 | 67.17 | 37.66 | 6,228 |   |  			
            | 8/7/2017 | +1.20 / +1.80% | 66.80 | 68.50 | 66.80 | 68.00 | 67.92 | 38.45 | 21,130 |   |  
            | 8/4/2017 | +0.50 / +0.75% | 67.20 | 68.00 | 66.40 | 67.00 | 66.75 | 37.89 | 3,785 |   |  			
            | 8/3/2017 | -1.30 / -1.92% | 66.00 | 66.50 | 65.40 | 66.50 | 65.84 | 37.60 | 3,702 |   |  
            | 8/2/2017 | -0.20 / -0.29% | 67.00 | 68.00 | 67.00 | 67.80 | 67.53 | 38.34 | 2,300 |   |  			
            | 8/1/2017 | -0.10 / -0.15% | 69.00 | 69.00 | 68.00 | 68.00 | 68.32 | 38.45 | 8,165 |   |  
            | 7/31/2017 | +1.00 / +1.49% | 67.50 | 70.00 | 67.10 | 68.10 | 68.55 | 38.51 | 20,300 |   |  			
            | 7/28/2017 | +2.80 / +4.39% | 64.50 | 71.80 | 64.50 | 66.60 | 67.10 | 37.66 | 28,010 |   |  
            | 7/27/2017 | +2.10 / +3.40% | 61.50 | 63.80 | 61.50 | 63.80 | 62.47 | 36.08 | 12,490 |   |  |