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                    Closing price on 6/27/2016
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                    | Open | 34.90 |  
                    | High | 35.50 |  
                    | Low | 34.10 |  
                    | Volume | 815,820 |  
                    | Split-adjusted Price | 14.43 |  
                
             | 
 |  NT2 Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 6/27/2016 | -0.40 / -1.15% | 34.90 | 35.50 | 34.10 | 34.40 | 34.66 | 14.43 | 815,820 |   |  
            | 6/24/2016 | +2.20 / +6.75% | 32.60 | 34.80 | 31.80 | 34.80 | 33.48 | 14.60 | 3,134,360 |   |  			
            | 6/23/2016 | -0.40 / -1.21% | 33.00 | 33.30 | 32.20 | 32.60 | 32.70 | 13.67 | 543,640 |   |  
            | 6/22/2016 | -0.20 / -0.60% | 32.80 | 33.40 | 32.80 | 33.00 | 32.98 | 13.84 | 864,670 |   |  			
            | 6/21/2016 | -0.80 / -2.35% | 34.00 | 34.30 | 32.80 | 33.20 | 33.32 | 13.93 | 1,035,810 |   |  
            | 6/20/2016 | +2.00 / +6.25% | 32.50 | 34.00 | 32.50 | 34.00 | 33.14 | 14.26 | 481,160 |   |  			
            | 6/17/2016 | -1.00 / -3.03% | 33.00 | 33.10 | 32.00 | 32.00 | 32.17 | 13.42 | 2,295,350 |   |  
            | 6/16/2016 | +2.00 / +6.45% | 31.30 | 33.00 | 31.10 | 33.00 | 32.27 | 13.84 | 1,774,830 |   |  			
            | 6/15/2016 | +0.20 / +0.65% | 31.00 | 31.20 | 30.70 | 31.00 | 31.01 | 13.00 | 455,630 |   |  
            | 6/14/2016 | +0.20 / +0.65% | 30.50 | 31.20 | 30.50 | 30.80 | 30.91 | 12.92 | 167,530 |   |  			
            | 6/13/2016 | -0.90 / -2.86% | 31.50 | 31.50 | 30.60 | 30.60 | 30.92 | 12.83 | 350,470 |   |  
            | 6/10/2016 | +0.40 / +1.29% | 31.40 | 31.50 | 31.00 | 31.50 | 31.26 | 13.21 | 374,990 |   |  			
            | 6/9/2016 | +0.10 / +0.32% | 31.00 | 31.20 | 30.70 | 31.10 | 30.97 | 13.04 | 282,020 |   |  
            | 6/8/2016 | -0.10 / -0.32% | 31.10 | 31.30 | 31.00 | 31.00 | 31.09 | 13.00 | 293,070 |   |  			
            | 6/7/2016 | -0.30 / -0.96% | 31.40 | 31.70 | 31.00 | 31.10 | 31.19 | 13.04 | 343,950 |   |  
            | 6/6/2016 | -0.20 / -0.63% | 31.30 | 31.80 | 31.20 | 31.40 | 31.46 | 13.17 | 210,700 |   |  			
            | 6/3/2016 | +0.40 / +1.28% | 31.20 | 31.90 | 31.20 | 31.60 | 31.61 | 13.25 | 391,080 |   |  
            | 6/2/2016 | +0.20 / +0.65% | 31.00 | 31.50 | 31.00 | 31.20 | 31.14 | 13.09 | 332,920 |   |  			
            | 6/1/2016 | -0.60 / -1.90% | 31.20 | 31.70 | 30.90 | 31.00 | 31.20 | 13.00 | 450,330 |   |  
            | 5/31/2016 | 0.00 / 0.00% | 31.30 | 31.70 | 31.20 | 31.60 | 31.51 | 13.25 | 967,070 |   |  			
            | 5/30/2016 | +1.00 / +3.27% | 30.40 | 31.80 | 30.40 | 31.60 | 31.35 | 13.25 | 514,670 |   |  
            | 5/27/2016 | -0.10 / -0.33% | 30.70 | 30.90 | 30.60 | 30.60 | 30.73 | 12.83 | 159,050 |   |  			
            | 5/26/2016 | -1.10 / -3.46% | 31.80 | 31.80 | 30.70 | 30.70 | 31.17 | 12.88 | 320,770 |   |  
            | 5/25/2016 | +0.70 / +2.25% | 31.40 | 31.90 | 31.20 | 31.80 | 31.57 | 13.34 | 565,770 |   |  			
            | 5/24/2016 | +0.70 / +2.30% | 30.40 | 31.40 | 30.40 | 31.10 | 31.00 | 13.04 | 944,360 |   |  
            | 5/23/2016 | +0.30 / +1.00% | 30.10 | 30.40 | 30.10 | 30.40 | 30.25 | 12.75 | 513,260 |   |  			
            | 5/20/2016 | +0.10 / +0.33% | 29.80 | 30.20 | 29.80 | 30.10 | 30.06 | 12.63 | 365,590 |   |  
            | 5/19/2016 | -0.10 / -0.33% | 30.10 | 30.20 | 29.80 | 30.00 | 30.02 | 12.58 | 310,670 |   |  			
            | 5/18/2016 | +0.30 / +1.01% | 30.10 | 30.10 | 29.60 | 30.10 | 29.83 | 12.63 | 426,800 |   |  
            | 5/17/2016 | -0.30 / -1.00% | 30.10 | 30.40 | 29.80 | 29.80 | 29.97 | 12.50 | 384,980 |   |  |