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            | 
                    Closing price on 4/21/2017
                 |  |  
    
        |           
                
                    | Open | 76.00 |  
                    | High | 76.40 |  
                    | Low | 76.00 |  
                    | Volume | 14,130 |  
                    | Split-adjusted Price | 22.19 |  
                
             | 
 |  NTP Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 4/21/2017 | +0.30 / +0.39% | 76.00 | 76.40 | 76.00 | 76.30 | 76.09 | 22.19 | 14,130 |   |  
            | 4/20/2017 | +0.40 / +0.53% | 76.00 | 76.10 | 75.90 | 76.00 | 76.00 | 22.10 | 7,766 |   |  			
            | 4/19/2017 | +0.10 / +0.13% | 75.50 | 75.80 | 75.50 | 75.60 | 75.50 | 21.99 | 2,224 |   |  
            | 4/18/2017 | +0.50 / +0.67% | 75.50 | 75.50 | 75.20 | 75.50 | 75.41 | 21.96 | 14,101 |   |  			
            | 4/17/2017 | -0.10 / -0.13% | 75.70 | 75.70 | 75.00 | 75.00 | 75.32 | 21.81 | 12,069 |   |  
            | 4/14/2017 | -0.70 / -0.92% | 76.00 | 76.00 | 75.10 | 75.10 | 75.80 | 21.84 | 31,120 |   |  			
            | 4/13/2017 | +0.10 / +0.13% | 76.00 | 76.00 | 73.60 | 75.80 | 75.20 | 22.05 | 102,115 |   |  
            | 4/12/2017 | -0.30 / -0.39% | 76.00 | 76.00 | 75.70 | 75.70 | 75.99 | 22.02 | 68,955 |   |  			
            | 4/11/2017 | 0.00 / 0.00% | 75.50 | 76.50 | 75.50 | 76.00 | 76.00 | 22.10 | 35,220 |   |  
            | 4/10/2017 | 0.00 / 0.00% | 75.90 | 76.00 | 75.50 | 76.00 | 76.00 | 22.10 | 18,820 |   |  			
            | 4/7/2017 | +0.30 / +0.40% | 76.00 | 76.00 | 75.50 | 76.00 | 75.96 | 22.10 | 29,930 |   |  
            | 4/5/2017 | -1.00 / -1.30% | 76.70 | 76.70 | 75.70 | 75.70 | 76.05 | 22.02 | 17,100 |   |  			
            | 4/4/2017 | +1.40 / +1.86% | 75.30 | 76.90 | 75.30 | 76.70 | 75.61 | 22.31 | 11,849 |   |  
            | 4/3/2017 | -2.70 / -3.46% | 77.90 | 77.90 | 75.10 | 75.30 | 75.87 | 21.90 | 31,802 |   |  			
            | 3/31/2017 | +0.10 / +0.13% | 77.00 | 80.00 | 77.00 | 78.00 | 78.75 | 22.69 | 48,100 |   |  
            | 3/30/2017 | +2.80 / +3.73% | 75.50 | 77.90 | 75.00 | 77.90 | 75.20 | 22.66 | 51,505 |   |  			
            | 3/29/2017 | +0.40 / +0.54% | 75.50 | 75.70 | 75.00 | 75.10 | 75.44 | 21.84 | 28,002 |   |  
            | 3/28/2017 | +1.70 / +2.33% | 74.00 | 75.00 | 74.00 | 74.70 | 74.89 | 21.73 | 7,200 |   |  			
            | 3/27/2017 | -2.00 / -2.67% | 74.80 | 75.00 | 73.00 | 73.00 | 74.53 | 21.23 | 39,870 |   |  
            | 3/24/2017 | +2.00 / +2.74% | 75.50 | 75.50 | 74.00 | 75.00 | 75.00 | 21.81 | 9,653 |   |  			
            | 3/23/2017 | +0.20 / +0.27% | 73.50 | 73.50 | 72.50 | 73.00 | 72.95 | 21.23 | 30,104 |   |  
            | 3/22/2017 | -0.30 / -0.41% | 73.00 | 73.30 | 72.80 | 72.80 | 73.14 | 21.17 | 8,069 |   |  			
            | 3/21/2017 | -0.30 / -0.41% | 73.00 | 73.30 | 73.00 | 73.10 | 73.09 | 21.26 | 17,610 |   |  
            | 3/20/2017 | -0.10 / -0.14% | 72.00 | 73.50 | 72.00 | 73.40 | 73.44 | 21.35 | 20,300 |   |  			
            | 3/17/2017 | -0.40 / -0.54% | 73.90 | 73.90 | 73.50 | 73.50 | 73.69 | 21.38 | 9,604 |   |  
            | 3/16/2017 | +1.60 / +2.21% | 72.30 | 73.90 | 72.30 | 73.90 | 73.20 | 21.49 | 11,100 |   |  			
            | 3/15/2017 | +0.70 / +0.98% | 72.10 | 72.30 | 72.10 | 72.30 | 72.20 | 21.03 | 5,030 |   |  
            | 3/14/2017 | +0.30 / +0.42% | 71.50 | 71.80 | 71.50 | 71.60 | 71.66 | 20.82 | 23,056 |   |  			
            | 3/13/2017 | 0.00 / 0.00% | 71.50 | 72.00 | 71.00 | 71.30 | 71.26 | 20.74 | 23,508 |   |  
            | 3/10/2017 | -0.70 / -0.97% | 72.00 | 72.00 | 71.30 | 71.30 | 71.42 | 20.74 | 9,900 |   |  |