| 
                 
                    Closing price on 10/3/2007
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    138.00 | 
                 
                
                    | High | 
                    138.50 | 
                 
                
                    | Low | 
                    134.50 | 
                     
                
                    | Volume | 
                    146,300 | 
                                 
                
                    | Split-adjusted Price | 
                    7.46 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
NTP Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                10/3/2007
             | 
            
                0.00 / 0.00%
             |             
            
                138.00
             |           
            
                138.50
             |               
            
                134.50
             |                           
            
                138.00
             | 
            
                138.00
             |                     
            
                7.46
             |                                 
            
                146,300
             |            
            
                 
             |                                       
         
    
        
            | 
                10/2/2007
             | 
            
                -1.10 / -0.79%
             |             
            
                150.00
             |           
            
                152.40
             |               
            
                135.00
             |                           
            
                138.00
             | 
            
                138.00
             |                     
            
                7.46
             |                                 
            
                156,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/1/2007
             | 
            
                +11.10 / +8.67%
             |             
            
                136.50
             |           
            
                139.10
             |               
            
                134.00
             |                           
            
                139.10
             | 
            
                139.10
             |                     
            
                7.52
             |                                 
            
                217,800
             |            
            
                 
             |                                       
         
    
        
            | 
                9/28/2007
             | 
            
                +10.00 / +8.47%
             |             
            
                118.50
             |           
            
                129.00
             |               
            
                118.50
             |                           
            
                128.00
             | 
            
                128.00
             |                     
            
                6.92
             |                                 
            
                135,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/27/2007
             | 
            
                +1.00 / +0.85%
             |             
            
                117.00
             |           
            
                118.00
             |               
            
                116.50
             |                           
            
                118.00
             | 
            
                118.00
             |                     
            
                6.38
             |                                 
            
                87,000
             |            
            
                 
             |                                       
         
    
        
            | 
                9/26/2007
             | 
            
                -1.30 / -1.10%
             |             
            
                118.50
             |           
            
                118.50
             |               
            
                116.00
             |                           
            
                117.00
             | 
            
                117.00
             |                     
            
                6.33
             |                                 
            
                118,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/25/2007
             | 
            
                +4.40 / +3.86%
             |             
            
                114.50
             |           
            
                120.00
             |               
            
                113.60
             |                           
            
                118.30
             | 
            
                118.30
             |                     
            
                6.40
             |                                 
            
                85,300
             |            
            
                 
             |                                       
         
    
        
            | 
                9/24/2007
             | 
            
                +0.90 / +0.80%
             |             
            
                113.00
             |           
            
                114.50
             |               
            
                113.00
             |                           
            
                113.90
             | 
            
                113.90
             |                     
            
                6.16
             |                                 
            
                66,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/21/2007
             | 
            
                +0.10 / +0.09%
             |             
            
                113.50
             |           
            
                114.00
             |               
            
                112.50
             |                           
            
                113.00
             | 
            
                113.00
             |                     
            
                6.11
             |                                 
            
                86,200
             |            
            
                 
             |                                       
         
    
        
            | 
                9/20/2007
             | 
            
                +0.40 / +0.36%
             |             
            
                112.50
             |           
            
                116.00
             |               
            
                112.30
             |                           
            
                112.90
             | 
            
                112.90
             |                     
            
                6.10
             |                                 
            
                87,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/19/2007
             | 
            
                +1.60 / +1.44%
             |             
            
                110.00
             |           
            
                113.50
             |               
            
                110.00
             |                           
            
                112.50
             | 
            
                112.50
             |                     
            
                6.08
             |                                 
            
                90,800
             |            
            
                 
             |                                       
         
    
        
            | 
                9/18/2007
             | 
            
                -0.10 / -0.09%
             |             
            
                110.60
             |           
            
                111.30
             |               
            
                110.40
             |                           
            
                110.90
             | 
            
                110.90
             |                     
            
                6.00
             |                                 
            
                63,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/17/2007
             | 
            
                +1.00 / +0.91%
             |             
            
                110.00
             |           
            
                111.00
             |               
            
                109.00
             |                           
            
                111.00
             | 
            
                111.00
             |                     
            
                6.00
             |                                 
            
                82,600
             |            
            
                 
             |                                       
         
    
        
            | 
                9/14/2007
             | 
            
                +1.50 / +1.38%
             |             
            
                109.00
             |           
            
                110.30
             |               
            
                109.00
             |                           
            
                110.00
             | 
            
                110.00
             |                     
            
                5.95
             |                                 
            
                75,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/13/2007
             | 
            
                -0.50 / -0.46%
             |             
            
                108.00
             |           
            
                109.80
             |               
            
                107.00
             |                           
            
                108.50
             | 
            
                108.50
             |                     
            
                5.87
             |                                 
            
                40,900
             |            
            
                 
             |                                       
         
    
        
            | 
                9/12/2007
             | 
            
                -1.00 / -0.91%
             |             
            
                110.00
             |           
            
                110.00
             |               
            
                105.00
             |                           
            
                109.00
             | 
            
                109.00
             |                     
            
                5.89
             |                                 
            
                108,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/11/2007
             | 
            
                -0.50 / -0.45%
             |             
            
                112.00
             |           
            
                112.00
             |               
            
                109.60
             |                           
            
                110.00
             | 
            
                110.00
             |                     
            
                5.95
             |                                 
            
                47,100
             |            
            
                 
             |                                       
         
    
        
            | 
                9/10/2007
             | 
            
                -1.90 / -1.69%
             |             
            
                111.50
             |           
            
                112.50
             |               
            
                108.00
             |                           
            
                110.50
             | 
            
                110.50
             |                     
            
                5.97
             |                                 
            
                127,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/7/2007
             | 
            
                +0.10 / +0.09%
             |             
            
                112.00
             |           
            
                112.80
             |               
            
                105.00
             |                           
            
                112.40
             | 
            
                112.40
             |                     
            
                6.08
             |                                 
            
                176,300
             |            
            
                 
             |                                       
         
    
        
            | 
                9/6/2007
             | 
            
                -0.90 / -0.80%
             |             
            
                113.00
             |           
            
                113.00
             |               
            
                110.50
             |                           
            
                112.30
             | 
            
                112.30
             |                     
            
                6.07
             |                                 
            
                44,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/5/2007
             | 
            
                +1.20 / +1.07%
             |             
            
                112.00
             |           
            
                114.50
             |               
            
                112.00
             |                           
            
                113.20
             | 
            
                113.20
             |                     
            
                6.12
             |                                 
            
                63,600
             |            
            
                 
             |                                       
         
    
        
            | 
                9/4/2007
             | 
            
                0.00 / 0.00%
             |             
            
                111.00
             |           
            
                115.00
             |               
            
                109.00
             |                           
            
                112.00
             | 
            
                112.00
             |                     
            
                6.06
             |                                 
            
                149,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/31/2007
             | 
            
                -2.10 / -1.84%
             |             
            
                116.00
             |           
            
                116.90
             |               
            
                110.00
             |                           
            
                112.00
             | 
            
                112.00
             |                     
            
                6.06
             |                                 
            
                150,100
             |            
            
                 
             |                                       
         
    
        
            | 
                8/30/2007
             | 
            
                +3.10 / +2.79%
             |             
            
                111.00
             |           
            
                115.60
             |               
            
                111.00
             |                           
            
                114.10
             | 
            
                114.10
             |                     
            
                6.17
             |                                 
            
                127,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/29/2007
             | 
            
                +3.00 / +2.78%
             |             
            
                104.50
             |           
            
                112.00
             |               
            
                104.00
             |                           
            
                111.00
             | 
            
                111.00
             |                     
            
                6.00
             |                                 
            
                145,800
             |            
            
                 
             |                                       
         
    
        
            | 
                8/28/2007
             | 
            
                +5.00 / +4.85%
             |             
            
                102.10
             |           
            
                108.00
             |               
            
                101.20
             |                           
            
                108.00
             | 
            
                108.00
             |                     
            
                5.84
             |                                 
            
                69,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/27/2007
             | 
            
                +2.00 / +1.98%
             |             
            
                100.10
             |           
            
                103.00
             |               
            
                100.00
             |                           
            
                103.00
             | 
            
                103.00
             |                     
            
                5.57
             |                                 
            
                56,400
             |            
            
                 
             |                                       
         
    
        
            | 
                8/24/2007
             | 
            
                +1.10 / +1.10%
             |             
            
                100.00
             |           
            
                101.40
             |               
            
                99.90
             |                           
            
                101.00
             | 
            
                101.00
             |                     
            
                5.46
             |                                 
            
                70,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/23/2007
             | 
            
                +0.40 / +0.40%
             |             
            
                99.50
             |           
            
                100.00
             |               
            
                99.50
             |                           
            
                99.90
             | 
            
                99.90
             |                     
            
                5.40
             |                                 
            
                83,100
             |            
            
                 
             |                                       
         
    
        
            | 
                8/22/2007
             | 
            
                -0.50 / -0.50%
             |             
            
                100.00
             |           
            
                100.50
             |               
            
                99.50
             |                           
            
                99.50
             | 
            
                99.50
             |                     
            
                5.38
             |                                 
            
                88,700
             |  
            
                 
             |                                                              
             
    
         
    
    
 |