| 
                 
                    Closing price on 8/9/2016
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    34.90 | 
                 
                
                    | High | 
                    36.50 | 
                 
                
                    | Low | 
                    34.70 | 
                     
                
                    | Volume | 
                    1,330,540 | 
                                 
                
                    | Split-adjusted Price | 
                    15.27 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
NT2 Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                8/9/2016
             | 
            
                +1.60 / +4.60%
             |             
            
                34.90
             |           
            
                36.50
             |               
            
                34.70
             |                           
            
                36.40
             | 
            
                35.91
             |                     
            
                15.27
             |                                 
            
                1,330,540
             |            
            
                 
             |                                       
         
    
        
            | 
                8/8/2016
             | 
            
                0.00 / 0.00%
             |             
            
                34.60
             |           
            
                34.90
             |               
            
                34.60
             |                           
            
                34.80
             | 
            
                34.80
             |                     
            
                14.60
             |                                 
            
                197,420
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/5/2016
             | 
            
                0.00 / 0.00%
             |             
            
                34.40
             |           
            
                34.90
             |               
            
                34.40
             |                           
            
                34.80
             | 
            
                34.65
             |                     
            
                14.60
             |                                 
            
                231,670
             |            
            
                 
             |                                       
         
    
        
            | 
                8/4/2016
             | 
            
                0.00 / 0.00%
             |             
            
                34.80
             |           
            
                35.30
             |               
            
                34.70
             |                           
            
                34.80
             | 
            
                34.92
             |                     
            
                14.60
             |                                 
            
                402,290
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/3/2016
             | 
            
                -0.20 / -0.57%
             |             
            
                35.00
             |           
            
                35.00
             |               
            
                34.60
             |                           
            
                34.80
             | 
            
                34.78
             |                     
            
                14.60
             |                                 
            
                163,780
             |            
            
                 
             |                                       
         
    
        
            | 
                8/2/2016
             | 
            
                -0.20 / -0.57%
             |             
            
                35.20
             |           
            
                35.20
             |               
            
                34.80
             |                           
            
                35.00
             | 
            
                34.94
             |                     
            
                14.68
             |                                 
            
                578,050
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/1/2016
             | 
            
                +0.10 / +0.28%
             |             
            
                35.30
             |           
            
                35.30
             |               
            
                34.90
             |                           
            
                35.20
             | 
            
                35.10
             |                     
            
                14.76
             |                                 
            
                283,670
             |            
            
                 
             |                                       
         
    
        
            | 
                7/29/2016
             | 
            
                +0.40 / +1.15%
             |             
            
                34.80
             |           
            
                35.30
             |               
            
                34.70
             |                           
            
                35.10
             | 
            
                35.08
             |                     
            
                14.72
             |                                 
            
                563,960
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/28/2016
             | 
            
                +0.70 / +2.06%
             |             
            
                34.10
             |           
            
                34.80
             |               
            
                34.10
             |                           
            
                34.70
             | 
            
                34.49
             |                     
            
                14.55
             |                                 
            
                414,250
             |            
            
                 
             |                                       
         
    
        
            | 
                7/27/2016
             | 
            
                -0.30 / -0.87%
             |             
            
                34.30
             |           
            
                34.40
             |               
            
                33.90
             |                           
            
                34.00
             | 
            
                34.11
             |                     
            
                14.26
             |                                 
            
                369,970
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/26/2016
             | 
            
                -0.30 / -0.87%
             |             
            
                34.60
             |           
            
                34.70
             |               
            
                34.20
             |                           
            
                34.30
             | 
            
                34.32
             |                     
            
                14.39
             |                                 
            
                258,980
             |            
            
                 
             |                                       
         
    
        
            | 
                7/25/2016
             | 
            
                +0.10 / +0.29%
             |             
            
                34.50
             |           
            
                34.70
             |               
            
                34.40
             |                           
            
                34.60
             | 
            
                34.50
             |                     
            
                14.51
             |                                 
            
                195,250
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/22/2016
             | 
            
                0.00 / 0.00%
             |             
            
                34.50
             |           
            
                34.60
             |               
            
                34.10
             |                           
            
                34.50
             | 
            
                34.35
             |                     
            
                14.47
             |                                 
            
                448,510
             |            
            
                 
             |                                       
         
    
        
            | 
                7/21/2016
             | 
            
                +0.20 / +0.58%
             |             
            
                34.30
             |           
            
                35.00
             |               
            
                34.30
             |                           
            
                34.50
             | 
            
                34.77
             |                     
            
                14.47
             |                                 
            
                630,770
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/20/2016
             | 
            
                -0.80 / -2.28%
             |             
            
                35.00
             |           
            
                35.00
             |               
            
                34.30
             |                           
            
                34.30
             | 
            
                34.53
             |                     
            
                14.39
             |                                 
            
                455,140
             |            
            
                 
             |                                       
         
    
        
            | 
                7/19/2016
             | 
            
                -0.20 / -0.57%
             |             
            
                35.50
             |           
            
                35.60
             |               
            
                34.50
             |                           
            
                35.10
             | 
            
                35.11
             |                     
            
                14.72
             |                                 
            
                616,340
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/18/2016
             | 
            
                +1.10 / +3.22%
             |             
            
                34.20
             |           
            
                35.60
             |               
            
                34.20
             |                           
            
                35.30
             | 
            
                34.94
             |                     
            
                14.81
             |                                 
            
                841,170
             |            
            
                 
             |                                       
         
    
        
            | 
                7/15/2016
             | 
            
                +0.50 / +1.48%
             |             
            
                33.70
             |           
            
                34.30
             |               
            
                33.50
             |                           
            
                34.20
             | 
            
                33.88
             |                     
            
                14.34
             |                                 
            
                575,310
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/14/2016
             | 
            
                -0.80 / -2.32%
             |             
            
                34.60
             |           
            
                34.60
             |               
            
                33.70
             |                           
            
                33.70
             | 
            
                34.12
             |                     
            
                14.14
             |                                 
            
                992,140
             |            
            
                 
             |                                       
         
    
        
            | 
                7/13/2016
             | 
            
                +0.50 / +1.47%
             |             
            
                34.00
             |           
            
                34.70
             |               
            
                34.00
             |                           
            
                34.50
             | 
            
                34.43
             |                     
            
                14.47
             |                                 
            
                397,420
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/12/2016
             | 
            
                -0.20 / -0.58%
             |             
            
                34.30
             |           
            
                34.60
             |               
            
                33.80
             |                           
            
                34.00
             | 
            
                34.05
             |                     
            
                14.26
             |                                 
            
                740,300
             |            
            
                 
             |                                       
         
    
        
            | 
                7/11/2016
             | 
            
                -0.60 / -1.72%
             |             
            
                34.70
             |           
            
                35.10
             |               
            
                34.10
             |                           
            
                34.20
             | 
            
                34.68
             |                     
            
                14.34
             |                                 
            
                861,850
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/8/2016
             | 
            
                0.00 / 0.00%
             |             
            
                34.80
             |           
            
                35.30
             |               
            
                34.60
             |                           
            
                34.80
             | 
            
                34.87
             |                     
            
                14.60
             |                                 
            
                588,030
             |            
            
                 
             |                                       
         
    
        
            | 
                7/7/2016
             | 
            
                +0.60 / +1.75%
             |             
            
                34.80
             |           
            
                35.00
             |               
            
                34.30
             |                           
            
                34.80
             | 
            
                34.65
             |                     
            
                14.60
             |                                 
            
                761,030
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/6/2016
             | 
            
                -0.20 / -0.58%
             |             
            
                34.30
             |           
            
                34.50
             |               
            
                33.80
             |                           
            
                34.20
             | 
            
                34.10
             |                     
            
                14.34
             |                                 
            
                665,230
             |            
            
                 
             |                                       
         
    
        
            | 
                7/5/2016
             | 
            
                -0.80 / -2.27%
             |             
            
                35.20
             |           
            
                35.80
             |               
            
                34.40
             |                           
            
                34.40
             | 
            
                34.99
             |                     
            
                14.43
             |                                 
            
                1,062,340
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/4/2016
             | 
            
                -0.20 / -0.56%
             |             
            
                35.70
             |           
            
                35.80
             |               
            
                35.10
             |                           
            
                35.20
             | 
            
                35.32
             |                     
            
                14.76
             |                                 
            
                610,490
             |            
            
                 
             |                                       
         
    
        
            | 
                7/1/2016
             | 
            
                +0.70 / +2.02%
             |             
            
                35.50
             |           
            
                35.70
             |               
            
                34.90
             |                           
            
                35.40
             | 
            
                35.31
             |                     
            
                14.85
             |                                 
            
                1,380,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/30/2016
             | 
            
                -1.00 / -2.80%
             |             
            
                35.50
             |           
            
                35.80
             |               
            
                34.60
             |                           
            
                34.70
             | 
            
                35.04
             |                     
            
                14.55
             |                                 
            
                1,183,910
             |            
            
                 
             |                                       
         
    
        
            | 
                6/29/2016
             | 
            
                +0.90 / +2.59%
             |             
            
                34.50
             |           
            
                35.70
             |               
            
                34.20
             |                           
            
                35.70
             | 
            
                35.02
             |                     
            
                14.97
             |                                 
            
                1,300,320
             |  
            
                 
             |                                                              
             
    
         
    
    
 |