| 
                 
                    Closing price on 8/8/2008
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    50.80 | 
                 
                
                    | High | 
                    50.80 | 
                 
                
                    | Low | 
                    47.20 | 
                     
                
                    | Volume | 
                    649,800 | 
                                 
                
                    | Split-adjusted Price | 
                    2.87 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
NTP Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                8/8/2008
             | 
            
                +1.90 / +3.89%
             |             
            
                50.80
             |           
            
                50.80
             |               
            
                47.20
             |                           
            
                50.80
             | 
            
                50.80
             |                     
            
                2.87
             |                                 
            
                649,800
             |            
            
                 
             |                                       
         
    
        
            | 
                8/7/2008
             | 
            
                +1.30 / +2.73%
             |             
            
                48.90
             |           
            
                48.90
             |               
            
                48.90
             |                           
            
                48.90
             | 
            
                48.90
             |                     
            
                2.76
             |                                 
            
                36,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/6/2008
             | 
            
                +2.50 / +5.54%
             |             
            
                44.20
             |           
            
                47.60
             |               
            
                44.20
             |                           
            
                47.60
             | 
            
                47.60
             |                     
            
                2.69
             |                                 
            
                151,700
             |            
            
                 
             |                                       
         
    
        
            | 
                8/5/2008
             | 
            
                -1.80 / -3.84%
             |             
            
                48.70
             |           
            
                48.70
             |               
            
                45.10
             |                           
            
                45.10
             | 
            
                45.10
             |                     
            
                2.55
             |                                 
            
                829,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/4/2008
             | 
            
                +1.80 / +3.99%
             |             
            
                46.90
             |           
            
                46.90
             |               
            
                46.90
             |                           
            
                46.90
             | 
            
                46.90
             |                     
            
                2.65
             |                                 
            
                99,400
             |            
            
                 
             |                                       
         
    
        
            | 
                8/1/2008
             | 
            
                +1.70 / +3.92%
             |             
            
                45.10
             |           
            
                45.10
             |               
            
                45.10
             |                           
            
                45.10
             | 
            
                45.10
             |                     
            
                2.55
             |                                 
            
                8,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/31/2008
             | 
            
                +1.60 / +3.83%
             |             
            
                43.40
             |           
            
                43.40
             |               
            
                43.40
             |                           
            
                43.40
             | 
            
                43.40
             |                     
            
                2.45
             |                                 
            
                15,900
             |            
            
                 
             |                                       
         
    
        
            | 
                7/30/2008
             | 
            
                +1.60 / +3.98%
             |             
            
                41.80
             |           
            
                41.80
             |               
            
                41.80
             |                           
            
                41.80
             | 
            
                41.80
             |                     
            
                2.36
             |                                 
            
                43,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/29/2008
             | 
            
                +0.10 / +0.25%
             |             
            
                40.20
             |           
            
                40.20
             |               
            
                40.20
             |                           
            
                40.20
             | 
            
                40.20
             |                     
            
                2.27
             |                                 
            
                57,600
             |            
            
                 
             |                                       
         
    
        
            | 
                7/28/2008
             | 
            
                +1.50 / +3.89%
             |             
            
                37.10
             |           
            
                40.10
             |               
            
                37.10
             |                           
            
                40.10
             | 
            
                40.10
             |                     
            
                2.27
             |                                 
            
                254,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/25/2008
             | 
            
                -1.40 / -3.50%
             |             
            
                38.60
             |           
            
                38.60
             |               
            
                38.60
             |                           
            
                38.60
             | 
            
                38.60
             |                     
            
                2.18
             |                                 
            
                18,700
             |            
            
                 
             |                                       
         
    
        
            | 
                7/24/2008
             | 
            
                -1.60 / -3.85%
             |             
            
                40.00
             |           
            
                41.00
             |               
            
                40.00
             |                           
            
                40.00
             | 
            
                40.00
             |                     
            
                2.26
             |                                 
            
                508,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/23/2008
             | 
            
                -1.70 / -3.93%
             |             
            
                41.60
             |           
            
                41.60
             |               
            
                41.60
             |                           
            
                41.60
             | 
            
                41.60
             |                     
            
                2.35
             |                                 
            
                10,100
             |            
            
                 
             |                                       
         
    
        
            | 
                7/22/2008
             | 
            
                -1.80 / -3.99%
             |             
            
                43.30
             |           
            
                43.30
             |               
            
                43.30
             |                           
            
                43.30
             | 
            
                43.30
             |                     
            
                2.45
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/21/2008
             | 
            
                +0.10 / +0.22%
             |             
            
                45.20
             |           
            
                45.20
             |               
            
                45.10
             |                           
            
                45.10
             | 
            
                45.10
             |                     
            
                2.55
             |                                 
            
                34,800
             |            
            
                 
             |                                       
         
    
        
            | 
                7/18/2008
             | 
            
                -1.50 / -3.23%
             |             
            
                48.30
             |           
            
                48.30
             |               
            
                44.70
             |                           
            
                45.00
             | 
            
                45.00
             |                     
            
                2.54
             |                                 
            
                627,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/17/2008
             | 
            
                +1.10 / +2.42%
             |             
            
                46.50
             |           
            
                46.50
             |               
            
                46.50
             |                           
            
                46.50
             | 
            
                46.50
             |                     
            
                2.63
             |                                 
            
                11,000
             |            
            
                 
             |                                       
         
    
        
            | 
                7/16/2008
             | 
            
                +1.70 / +3.89%
             |             
            
                45.40
             |           
            
                45.40
             |               
            
                42.00
             |                           
            
                45.40
             | 
            
                45.40
             |                     
            
                2.57
             |                                 
            
                422,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/15/2008
             | 
            
                +1.60 / +3.80%
             |             
            
                43.70
             |           
            
                43.70
             |               
            
                43.70
             |                           
            
                43.70
             | 
            
                43.70
             |                     
            
                2.47
             |                                 
            
                31,000
             |            
            
                 
             |                                       
         
    
        
            | 
                7/14/2008
             | 
            
                +1.60 / +3.95%
             |             
            
                42.10
             |           
            
                42.10
             |               
            
                42.10
             |                           
            
                42.10
             | 
            
                42.10
             |                     
            
                2.38
             |                                 
            
                18,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/11/2008
             | 
            
                +1.50 / +3.85%
             |             
            
                40.50
             |           
            
                40.50
             |               
            
                40.50
             |                           
            
                40.50
             | 
            
                40.50
             |                     
            
                2.29
             |                                 
            
                25,200
             |            
            
                 
             |                                       
         
    
        
            | 
                7/10/2008
             | 
            
                +1.50 / +4.00%
             |             
            
                39.00
             |           
            
                39.00
             |               
            
                39.00
             |                           
            
                39.00
             | 
            
                39.00
             |                     
            
                2.20
             |                                 
            
                36,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/9/2008
             | 
            
                -0.30 / -0.79%
             |             
            
                37.50
             |           
            
                37.50
             |               
            
                37.20
             |                           
            
                37.50
             | 
            
                37.50
             |                     
            
                2.12
             |                                 
            
                408,300
             |            
            
                 
             |                                       
         
    
        
            | 
                7/8/2008
             | 
            
                +0.80 / +2.16%
             |             
            
                37.50
             |           
            
                37.80
             |               
            
                35.00
             |                           
            
                37.80
             | 
            
                37.80
             |                     
            
                2.14
             |                                 
            
                413,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/7/2008
             | 
            
                +1.40 / +3.93%
             |             
            
                37.00
             |           
            
                37.00
             |               
            
                34.20
             |                           
            
                37.00
             | 
            
                37.00
             |                     
            
                2.09
             |                                 
            
                496,300
             |            
            
                 
             |                                       
         
    
        
            | 
                7/4/2008
             | 
            
                +1.30 / +3.79%
             |             
            
                35.60
             |           
            
                35.60
             |               
            
                35.60
             |                           
            
                35.60
             | 
            
                35.60
             |                     
            
                2.01
             |                                 
            
                15,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/3/2008
             | 
            
                +1.30 / +3.94%
             |             
            
                34.30
             |           
            
                34.30
             |               
            
                34.30
             |                           
            
                34.30
             | 
            
                34.30
             |                     
            
                1.94
             |                                 
            
                26,900
             |            
            
                 
             |                                       
         
    
        
            | 
                7/2/2008
             | 
            
                +1.20 / +3.77%
             |             
            
                33.00
             |           
            
                33.00
             |               
            
                32.50
             |                           
            
                33.00
             | 
            
                33.00
             |                     
            
                1.87
             |                                 
            
                432,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/1/2008
             | 
            
                +1.20 / +3.92%
             |             
            
                31.80
             |           
            
                31.80
             |               
            
                31.80
             |                           
            
                31.80
             | 
            
                31.80
             |                     
            
                1.80
             |                                 
            
                11,800
             |            
            
                 
             |                                       
         
    
        
            | 
                6/30/2008
             | 
            
                +0.20 / +0.66%
             |             
            
                30.60
             |           
            
                30.60
             |               
            
                30.20
             |                           
            
                30.60
             | 
            
                30.60
             |                     
            
                1.73
             |                                 
            
                63,700
             |  
            
                 
             |                                                              
             
    
         
    
    
 |