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                    Closing price on 12/28/2016
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        |           
                
                    | Open | 27.50 |  
                    | High | 27.50 |  
                    | Low | 27.00 |  
                    | Volume | 255,060 |  
                    | Split-adjusted Price | 12.21 |  
                
             | 
 |  NT2 Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 12/28/2016 | -0.10 / -0.36% | 27.50 | 27.50 | 27.00 | 27.40 | 27.25 | 12.21 | 255,060 |   |  
            | 12/27/2016 | -0.20 / -0.72% | 27.70 | 27.90 | 27.40 | 27.50 | 27.53 | 12.25 | 411,120 |   |  			
            | 12/26/2016 | +0.20 / +0.73% | 27.50 | 27.75 | 27.40 | 27.70 | 27.63 | 12.34 | 97,290 |   |  
            | 12/23/2016 | 0.00 / 0.00% | 27.50 | 27.55 | 27.40 | 27.50 | 27.48 | 12.25 | 517,830 |   |  			
            | 12/22/2016 | -0.55 / -1.96% | 28.00 | 28.00 | 27.35 | 27.50 | 27.49 | 12.25 | 617,050 |   |  
            | 12/21/2016 | +0.05 / +0.18% | 27.40 | 28.05 | 27.30 | 28.05 | 27.74 | 12.50 | 641,730 |   |  			
            | 12/20/2016 | -0.25 / -0.88% | 28.30 | 28.40 | 27.90 | 28.00 | 28.08 | 12.25 | 255,180 |   |  
            | 12/19/2016 | +0.65 / +2.36% | 28.00 | 28.50 | 28.00 | 28.25 | 28.25 | 12.36 | 323,410 |   |  			
            | 12/16/2016 | 0.00 / 0.00% | 27.60 | 28.20 | 27.35 | 27.60 | 27.72 | 12.08 | 1,281,770 |   |  
            | 12/15/2016 | -0.50 / -1.78% | 28.10 | 28.10 | 27.60 | 27.60 | 27.83 | 12.08 | 132,330 |   |  			
            | 12/14/2016 | +0.70 / +2.55% | 26.50 | 28.30 | 26.50 | 28.10 | 27.45 | 12.30 | 866,200 |   |  
            | 12/13/2016 | -2.00 / -6.80% | 29.10 | 29.50 | 27.35 | 27.40 | 28.23 | 11.99 | 448,750 |   |  			
            | 12/12/2016 | -0.60 / -2.00% | 30.00 | 30.00 | 29.10 | 29.40 | 29.43 | 12.87 | 132,760 |   |  
            | 12/9/2016 | -0.75 / -2.44% | 30.50 | 30.50 | 29.75 | 30.00 | 30.05 | 13.13 | 240,620 |   |  			
            | 12/8/2016 | -0.30 / -0.97% | 31.00 | 31.10 | 30.75 | 30.75 | 30.86 | 13.46 | 176,240 |   |  
            | 12/7/2016 | +0.05 / +0.16% | 31.00 | 31.35 | 31.00 | 31.05 | 31.12 | 13.59 | 117,240 |   |  			
            | 12/6/2016 | -0.85 / -2.67% | 31.90 | 31.90 | 31.00 | 31.00 | 31.26 | 13.57 | 160,160 |   |  
            | 12/5/2016 | +0.95 / +3.07% | 31.10 | 31.95 | 30.90 | 31.85 | 31.45 | 13.94 | 714,190 |   |  			
            | 12/2/2016 | -0.20 / -0.64% | 31.00 | 31.00 | 30.70 | 30.90 | 30.91 | 13.52 | 260,760 |   |  
            | 12/1/2016 | -0.50 / -1.58% | 32.00 | 32.00 | 30.40 | 31.10 | 31.05 | 13.61 | 520,460 |   |  			
            | 11/30/2016 | +0.60 / +1.94% | 30.80 | 32.00 | 29.45 | 31.60 | 30.75 | 13.83 | 620,580 |   |  
            | 11/29/2016 | -1.05 / -3.28% | 32.55 | 32.55 | 31.00 | 31.00 | 31.49 | 13.57 | 571,280 |   |  			
            | 11/28/2016 | -1.45 / -4.33% | 33.00 | 33.10 | 32.05 | 32.05 | 32.47 | 14.03 | 449,050 |   |  
            | 11/25/2016 | +0.50 / +1.52% | 33.45 | 33.50 | 33.00 | 33.50 | 33.28 | 14.66 | 135,660 |   |  			
            | 11/24/2016 | -0.25 / -0.75% | 33.00 | 33.20 | 32.85 | 33.00 | 32.96 | 14.44 | 174,200 |   |  
            | 11/23/2016 | -0.20 / -0.60% | 33.50 | 33.70 | 32.80 | 33.25 | 33.21 | 14.55 | 741,110 |   |  			
            | 11/22/2016 | -0.65 / -1.91% | 34.10 | 34.10 | 33.30 | 33.45 | 33.55 | 14.64 | 620,270 |   |  
            | 11/21/2016 | -0.30 / -0.87% | 34.10 | 34.20 | 34.00 | 34.10 | 34.09 | 14.92 | 117,590 |   |  			
            | 11/18/2016 | 0.00 / 0.00% | 34.50 | 34.50 | 34.10 | 34.40 | 34.26 | 15.05 | 156,050 |   |  
            | 11/17/2016 | -0.50 / -1.43% | 34.40 | 34.60 | 34.40 | 34.40 | 34.50 | 15.05 | 330,420 |   |  |