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                    Closing price on 6/28/2017
                 |  |  
    
        |           
                
                    | Open | 65.60 |  
                    | High | 65.60 |  
                    | Low | 65.50 |  
                    | Volume | 26,000 |  
                    | Split-adjusted Price | 23.16 |  
                
             | 
 |  NTP Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 6/28/2017 | 0.00 / 0.00% | 65.60 | 65.60 | 65.50 | 65.50 | 65.50 | 23.16 | 26,000 |   |  
            | 6/27/2017 | -0.90 / -1.36% | 65.50 | 65.50 | 65.50 | 65.50 | 65.50 | 23.16 | 16,515 |   |  			
            | 6/26/2017 | +0.90 / +1.37% | 65.50 | 66.40 | 65.50 | 66.40 | 65.63 | 23.48 | 712 |   |  
            | 6/23/2017 | 0.00 / 0.00% | 65.30 | 65.50 | 65.30 | 65.50 | 65.50 | 23.16 | 24,710 |   |  			
            | 6/22/2017 | 0.00 / 0.00% | 65.00 | 65.50 | 65.00 | 65.50 | 65.46 | 23.16 | 30,320 |   |  
            | 6/21/2017 | +0.30 / +0.46% | 65.00 | 65.50 | 65.00 | 65.50 | 65.21 | 23.16 | 8,150 |   |  			
            | 6/20/2017 | +0.20 / +0.31% | 66.00 | 70.00 | 65.00 | 65.20 | 65.17 | 23.05 | 7,730 |   |  
            | 6/19/2017 | -0.20 / -0.31% | 65.50 | 65.50 | 65.00 | 65.00 | 65.07 | 22.98 | 7,294 |   |  			
            | 6/16/2017 | -0.30 / -0.46% | 62.20 | 65.50 | 59.50 | 65.20 | 65.05 | 23.05 | 11,720 |   |  
            | 6/15/2017 | +0.50 / +0.77% | 65.00 | 65.50 | 65.00 | 65.50 | 65.45 | 23.16 | 8,300 |   |  			
            | 6/14/2017 | -0.50 / -0.76% | 65.10 | 65.10 | 65.00 | 65.00 | 65.01 | 22.98 | 45,808 |   |  
            | 6/13/2017 | 0.00 / 0.00% | 65.90 | 65.90 | 64.00 | 65.50 | 64.88 | 23.16 | 37,272 |   |  			
            | 6/12/2017 | -0.40 / -0.61% | 65.40 | 65.90 | 65.40 | 65.50 | 65.55 | 23.16 | 10,800 |   |  
            | 6/9/2017 | -0.10 / -0.15% | 66.00 | 66.00 | 65.10 | 65.90 | 65.58 | 23.30 | 11,310 |   |  			
            | 6/8/2017 | +1.00 / +1.54% | 64.10 | 66.00 | 64.10 | 66.00 | 65.28 | 23.33 | 17,493 |   |  
            | 6/7/2017 | 0.00 / 0.00% | 65.00 | 65.00 | 65.00 | 65.00 | 65.00 | 22.98 | 44,100 |   |  			
            | 6/6/2017 | +0.90 / +1.40% | 64.90 | 65.00 | 64.10 | 65.00 | 64.89 | 22.98 | 19,989 |   |  
            | 6/5/2017 | -1.20 / -1.84% | 65.50 | 65.50 | 64.10 | 64.10 | 64.99 | 22.66 | 8,500 |   |  			
            | 6/2/2017 | -1.10 / -1.66% | 66.50 | 66.60 | 65.20 | 65.30 | 65.78 | 23.09 | 15,621 |   |  
            | 6/1/2017 | -13.10 / -16.48% | 65.50 | 66.50 | 65.50 | 66.40 | 66.28 | 23.48 | 21,550 |   |  			
            | 5/31/2017 | +1.50 / +1.92% | 78.20 | 80.50 | 78.20 | 79.50 | 79.93 | 23.12 | 103,385 |   |  
            | 5/30/2017 | +1.40 / +1.83% | 77.50 | 78.00 | 77.00 | 78.00 | 77.52 | 22.69 | 33,795 |   |  			
            | 5/29/2017 | +0.10 / +0.13% | 77.50 | 78.00 | 76.60 | 76.60 | 77.43 | 22.28 | 11,100 |   |  
            | 5/26/2017 | +0.60 / +0.79% | 75.90 | 76.50 | 75.50 | 76.50 | 76.04 | 22.25 | 1,244 |   |  			
            | 5/25/2017 | -0.60 / -0.78% | 76.00 | 77.00 | 75.00 | 75.90 | 75.83 | 22.08 | 3,530 |   |  
            | 5/24/2017 | -1.00 / -1.29% | 76.30 | 76.50 | 76.00 | 76.50 | 76.20 | 22.25 | 3,600 |   |  			
            | 5/23/2017 | +0.50 / +0.65% | 76.80 | 77.50 | 76.80 | 77.50 | 76.99 | 22.54 | 4,587 |   |  
            | 5/22/2017 | -0.40 / -0.52% | 77.30 | 77.40 | 76.50 | 77.00 | 77.02 | 22.39 | 2,597 |   |  			
            | 5/19/2017 | +0.50 / +0.65% | 76.70 | 77.40 | 76.20 | 77.40 | 76.30 | 22.51 | 9,320 |   |  
            | 5/18/2017 | -0.10 / -0.13% | 75.10 | 77.50 | 75.10 | 76.90 | 77.04 | 22.37 | 4,524 |   |  |