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                    Closing price on 11/3/2016
                 |  |  
    
        |           
                
                    | Open | 34.30 |  
                    | High | 34.70 |  
                    | Low | 34.00 |  
                    | Volume | 192,920 |  
                    | Split-adjusted Price | 15.14 |  
                
             | 
 |  NT2 Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 11/3/2016 | +0.20 / +0.58% | 34.30 | 34.70 | 34.00 | 34.60 | 34.33 | 15.14 | 192,920 |   |  
            | 11/2/2016 | -0.55 / -1.57% | 34.70 | 34.90 | 34.40 | 34.40 | 34.57 | 15.05 | 157,060 |   |  			
            | 11/1/2016 | -0.05 / -0.14% | 34.80 | 35.00 | 34.80 | 34.95 | 34.96 | 15.29 | 138,390 |   |  
            | 10/31/2016 | 0.00 / 0.00% | 35.00 | 35.10 | 34.90 | 35.00 | 35.00 | 15.32 | 102,120 |   |  			
            | 10/28/2016 | 0.00 / 0.00% | 35.00 | 35.20 | 34.75 | 35.00 | 34.99 | 15.32 | 45,780 |   |  
            | 10/27/2016 | +0.60 / +1.74% | 34.20 | 35.00 | 34.20 | 35.00 | 34.74 | 15.32 | 114,190 |   |  			
            | 10/26/2016 | -0.05 / -0.15% | 34.40 | 34.80 | 34.00 | 34.40 | 34.27 | 15.05 | 236,990 |   |  
            | 10/25/2016 | -0.25 / -0.72% | 34.50 | 34.70 | 34.20 | 34.45 | 34.46 | 15.08 | 252,150 |   |  			
            | 10/24/2016 | -0.30 / -0.86% | 35.00 | 35.05 | 34.70 | 34.70 | 34.82 | 15.19 | 93,900 |   |  
            | 10/21/2016 | +0.25 / +0.72% | 34.70 | 35.35 | 34.70 | 35.00 | 35.14 | 15.32 | 514,760 |   |  			
            | 10/20/2016 | -1.25 / -3.47% | 35.80 | 35.80 | 34.50 | 34.75 | 35.05 | 15.21 | 1,007,980 |   |  
            | 10/19/2016 | -0.50 / -1.37% | 37.00 | 37.00 | 36.00 | 36.00 | 36.24 | 15.75 | 336,940 |   |  			
            | 10/18/2016 | +0.50 / +1.39% | 35.90 | 36.85 | 35.70 | 36.50 | 36.28 | 15.97 | 386,660 |   |  
            | 10/17/2016 | -0.70 / -1.91% | 36.50 | 36.65 | 36.00 | 36.00 | 36.21 | 15.75 | 342,050 |   |  			
            | 10/14/2016 | -0.30 / -0.81% | 36.90 | 37.00 | 36.60 | 36.70 | 36.79 | 16.06 | 361,770 |   |  
            | 10/13/2016 | -0.20 / -0.54% | 37.60 | 37.60 | 36.80 | 37.00 | 37.05 | 16.19 | 204,310 |   |  			
            | 10/12/2016 | -0.10 / -0.27% | 37.30 | 37.80 | 36.90 | 37.20 | 37.42 | 16.28 | 133,100 |   |  
            | 10/11/2016 | -0.60 / -1.58% | 37.80 | 38.00 | 36.10 | 37.30 | 37.10 | 16.32 | 685,640 |   |  			
            | 10/10/2016 | -0.70 / -1.81% | 38.60 | 38.90 | 37.90 | 37.90 | 38.17 | 16.59 | 324,860 |   |  
            | 10/7/2016 | +0.10 / +0.26% | 38.60 | 38.60 | 38.25 | 38.60 | 38.47 | 16.89 | 393,430 |   |  			
            | 10/6/2016 | +0.10 / +0.26% | 38.70 | 38.70 | 38.40 | 38.50 | 38.51 | 16.85 | 286,540 |   |  
            | 10/5/2016 | +0.80 / +2.13% | 37.50 | 38.50 | 37.50 | 38.40 | 38.37 | 16.80 | 553,330 |   |  			
            | 10/4/2016 | +0.50 / +1.35% | 37.60 | 38.40 | 37.35 | 37.60 | 37.80 | 16.45 | 634,060 |   |  
            | 10/3/2016 | -0.80 / -2.11% | 37.80 | 38.00 | 37.10 | 37.10 | 37.48 | 16.24 | 314,700 |   |  			
            | 9/30/2016 | -0.60 / -1.56% | 38.50 | 38.50 | 37.80 | 37.90 | 38.26 | 16.59 | 571,830 |   |  
            | 9/29/2016 | +0.90 / +2.39% | 37.50 | 38.60 | 37.50 | 38.50 | 38.17 | 16.85 | 699,330 |   |  			
            | 9/28/2016 | +0.20 / +0.53% | 37.50 | 37.80 | 37.20 | 37.60 | 37.57 | 16.45 | 468,660 |   |  
            | 9/27/2016 | +0.40 / +1.08% | 37.00 | 37.45 | 36.70 | 37.40 | 37.16 | 16.37 | 545,500 |   |  			
            | 9/26/2016 | +0.40 / +1.09% | 36.65 | 37.30 | 36.45 | 37.00 | 36.94 | 16.19 | 552,680 |   |  
            | 9/23/2016 | 0.00 / 0.00% | 36.60 | 37.20 | 36.40 | 36.60 | 36.70 | 16.02 | 901,180 |   |  |