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                    Closing price on 9/7/2017
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        |           
                
                    | Open | 72.00 |  
                    | High | 72.00 |  
                    | Low | 69.00 |  
                    | Volume | 3,105 |  
                    | Split-adjusted Price | 24.39 |  
                
             | 
 |  NTP Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 9/7/2017 | +0.90 / +1.32% | 72.00 | 72.00 | 69.00 | 69.00 | 70.36 | 24.39 | 3,105 |   |  
            | 9/6/2017 | +0.10 / +0.15% | 67.00 | 68.10 | 67.00 | 68.10 | 67.74 | 24.08 | 19,886 |   |  			
            | 9/5/2017 | +1.00 / +1.49% | 65.20 | 68.90 | 65.20 | 68.00 | 66.41 | 24.04 | 6,908 |   |  
            | 9/1/2017 | 0.00 / 0.00% | 67.00 | 67.00 | 66.70 | 67.00 | 66.89 | 23.69 | 15,750 |   |  			
            | 8/31/2017 | +2.00 / +3.08% | 65.00 | 67.00 | 65.00 | 67.00 | 66.98 | 23.69 | 26,960 |   |  
            | 8/30/2017 | 0.00 / 0.00% | 65.00 | 65.10 | 65.00 | 65.00 | 65.06 | 22.98 | 1,600 |   |  			
            | 8/29/2017 | +0.50 / +0.78% | 64.50 | 65.00 | 64.50 | 65.00 | 64.68 | 22.98 | 13,600 |   |  
            | 8/28/2017 | +1.50 / +2.38% | 66.00 | 66.00 | 64.00 | 64.50 | 64.48 | 22.80 | 4,550 |   |  			
            | 8/25/2017 | -1.00 / -1.56% | 64.00 | 64.10 | 63.00 | 63.00 | 63.65 | 22.27 | 27,956 |   |  
            | 8/24/2017 | -1.00 / -1.54% | 65.00 | 65.00 | 64.00 | 64.00 | 64.76 | 22.63 | 40,320 |   |  			
            | 8/23/2017 | -1.00 / -1.52% | 66.00 | 66.00 | 65.00 | 65.00 | 65.94 | 22.98 | 26,600 |   |  
            | 8/22/2017 | 0.00 / 0.00% | 66.00 | 66.00 | 66.00 | 66.00 | 66.00 | 23.33 | 23,800 |   |  			
            | 8/21/2017 | 0.00 / 0.00% | 66.00 | 66.00 | 66.00 | 66.00 | 66.00 | 23.33 | 29,216 |   |  
            | 8/18/2017 | +4.00 / +6.45% | 66.00 | 66.00 | 66.00 | 66.00 | 66.00 | 23.33 | 2,400 |   |  			
            | 8/17/2017 | -5.00 / -7.46% | 67.00 | 67.00 | 62.00 | 62.00 | 65.39 | 21.92 | 84,008 |   |  
            | 8/16/2017 | +0.20 / +0.30% | 66.50 | 68.00 | 66.50 | 67.00 | 67.13 | 23.69 | 19,840 |   |  			
            | 8/15/2017 | +0.60 / +0.91% | 66.30 | 66.80 | 66.20 | 66.80 | 66.53 | 23.62 | 4,774 |   |  
            | 8/14/2017 | 0.00 / 0.00% | 66.00 | 66.20 | 66.00 | 66.20 | 66.02 | 23.40 | 24,105 |   |  			
            | 8/11/2017 | +0.10 / +0.15% | 66.20 | 66.20 | 66.20 | 66.20 | 66.20 | 23.40 | 3,810 |   |  
            | 8/10/2017 | 0.00 / 0.00% | 66.50 | 66.70 | 66.10 | 66.10 | 66.66 | 23.37 | 10,544 |   |  			
            | 8/9/2017 | -0.50 / -0.75% | 66.20 | 66.50 | 66.00 | 66.10 | 66.11 | 23.37 | 16,910 |   |  
            | 8/8/2017 | -0.20 / -0.30% | 66.50 | 66.60 | 66.50 | 66.60 | 66.57 | 23.55 | 26,298 |   |  			
            | 8/7/2017 | +0.50 / +0.75% | 66.00 | 67.00 | 66.00 | 66.80 | 66.76 | 23.62 | 26,207 |   |  
            | 8/4/2017 | -0.20 / -0.30% | 66.30 | 66.80 | 66.20 | 66.30 | 66.28 | 23.44 | 20,305 |   |  			
            | 8/3/2017 | -0.40 / -0.60% | 66.50 | 66.90 | 66.00 | 66.50 | 66.54 | 23.51 | 10,585 |   |  
            | 8/2/2017 | 0.00 / 0.00% | 66.90 | 66.90 | 66.90 | 66.90 | 66.90 | 23.65 | 6,017 |   |  			
            | 8/1/2017 | -1.00 / -1.47% | 66.70 | 67.70 | 66.70 | 66.90 | 67.23 | 23.65 | 6,248 |   |  
            | 7/31/2017 | 0.00 / 0.00% | 67.80 | 67.90 | 67.80 | 67.90 | 67.81 | 24.01 | 2,047 |   |  			
            | 7/28/2017 | +0.60 / +0.89% | 67.60 | 68.00 | 67.00 | 67.90 | 67.80 | 24.01 | 25,908 |   |  
            | 7/27/2017 | +0.30 / +0.45% | 67.00 | 68.00 | 67.00 | 67.30 | 67.59 | 23.79 | 21,818 |   |  |