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                    Closing price on 5/10/2018
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        |           
                
                    | Open | 44.00 |  
                    | High | 44.00 |  
                    | Low | 44.00 |  
                    | Volume | 7,700 |  
                    | Split-adjusted Price | 36.21 |  
                
             | 
 |  NCS Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 5/10/2018 | +0.10 / +0.23% | 44.00 | 44.00 | 44.00 | 44.00 | 44.00 | 36.21 | 7,700 |   |  
            | 5/9/2018 | +0.40 / +0.92% | 43.80 | 44.00 | 43.80 | 43.90 | 43.98 | 36.13 | 9,100 |   |  			
            | 5/8/2018 | -0.50 / -1.14% | 44.00 | 44.50 | 43.50 | 43.50 | 44.01 | 35.80 | 42,700 |   |  
            | 5/7/2018 | +0.50 / +1.15% | 43.50 | 44.00 | 43.00 | 44.00 | 43.30 | 36.21 | 4,100 |   |  			
            | 5/4/2018 | +2.90 / +7.06% | 42.50 | 44.00 | 42.50 | 44.00 | 43.53 | 36.21 | 2,000 |   |  
            | 5/3/2018 | -2.90 / -6.59% | 44.00 | 44.00 | 41.00 | 41.10 | 42.18 | 33.82 | 3,200 |   |  			
            | 5/2/2018 | -1.00 / -2.22% | 44.00 | 44.00 | 44.00 | 44.00 | 44.00 | 36.21 | 100 |   |  
            | 4/27/2018 | 0.00 / 0.00% | 45.00 | 45.00 | 45.00 | 45.00 | 45.00 | 37.03 | 0 |   |  			
            | 4/26/2018 | 0.00 / 0.00% | 45.00 | 45.00 | 45.00 | 45.00 | 45.00 | 37.03 | 200 |   |  
            | 4/24/2018 | -0.10 / -0.22% | 45.00 | 45.00 | 44.90 | 44.90 | 44.95 | 36.95 | 200 |   |  			
            | 4/23/2018 | -2.00 / -4.26% | 45.00 | 45.00 | 45.00 | 45.00 | 45.00 | 37.03 | 6,100 |   |  
            | 4/20/2018 | 0.00 / 0.00% | 47.00 | 47.00 | 47.00 | 47.00 | 47.00 | 38.68 | 900 |   |  			
            | 4/19/2018 | 0.00 / 0.00% | 48.50 | 48.50 | 47.00 | 47.00 | 47.13 | 38.68 | 1,200 |   |  
            | 4/18/2018 | +1.90 / +4.21% | 47.00 | 47.50 | 47.00 | 47.00 | 47.30 | 38.68 | 7,150 |   |  			
            | 4/17/2018 | -2.80 / -5.85% | 47.90 | 47.90 | 45.10 | 45.10 | 47.22 | 37.11 | 4,300 |   |  
            | 4/16/2018 | -0.30 / -0.62% | 48.50 | 48.50 | 47.90 | 47.90 | 47.91 | 39.42 | 8,400 |   |  			
            | 4/13/2018 | -0.10 / -0.21% | 48.50 | 48.60 | 48.00 | 48.60 | 48.25 | 39.99 | 4,600 |   |  
            | 4/12/2018 | +1.20 / +2.53% | 48.50 | 48.70 | 48.50 | 48.70 | 48.57 | 40.08 | 4,400 |   |  			
            | 4/11/2018 | -0.80 / -1.66% | 47.50 | 47.50 | 47.50 | 47.50 | 47.50 | 39.09 | 500 |   |  
            | 4/10/2018 | -0.20 / -0.41% | 48.30 | 48.30 | 48.30 | 48.30 | 48.30 | 39.75 | 100 |   |  			
            | 4/9/2018 | 0.00 / 0.00% | 48.50 | 48.50 | 48.50 | 48.50 | 48.50 | 39.91 | 500 |   |  
            | 4/6/2018 | +0.10 / +0.21% | 48.10 | 48.50 | 48.10 | 48.50 | 48.45 | 39.91 | 800 |   |  			
            | 4/5/2018 | -0.10 / -0.21% | 48.50 | 48.50 | 48.10 | 48.40 | 48.25 | 39.83 | 7,300 |   |  
            | 4/4/2018 | -0.50 / -1.02% | 48.00 | 49.00 | 48.00 | 48.50 | 48.73 | 39.91 | 1,500 |   |  			
            | 4/3/2018 | -0.40 / -0.81% | 49.00 | 49.00 | 49.00 | 49.00 | 49.00 | 40.32 | 300 |   |  
            | 4/2/2018 | 0.00 / 0.00% | 49.40 | 49.40 | 49.40 | 49.40 | 49.40 | 40.65 | 0 |   |  			
            | 3/30/2018 | -0.40 / -0.80% | 49.60 | 49.60 | 49.30 | 49.30 | 49.40 | 40.57 | 300 |   |  
            | 3/29/2018 | +0.60 / +1.22% | 49.90 | 49.90 | 49.60 | 49.70 | 49.69 | 40.90 | 700 |   |  			
            | 3/28/2018 | +0.10 / +0.20% | 49.00 | 49.10 | 49.00 | 49.10 | 49.06 | 40.41 | 1,400 |   |  
            | 3/27/2018 | 0.00 / 0.00% | 49.00 | 49.10 | 48.20 | 49.00 | 48.87 | 40.32 | 6,410 |   |  |