| 
                 
                    Closing price on 8/25/2006
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    63.00 | 
                 
                
                    | High | 
                    63.00 | 
                 
                
                    | Low | 
                    62.50 | 
                     
                
                    | Volume | 
                    40,440 | 
                                 
                
                    | Split-adjusted Price | 
                    5.13 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
DHA Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                8/25/2006
             | 
            
                -0.50 / -0.79%
             |             
            
                63.00
             |           
            
                63.00
             |               
            
                62.50
             |                           
            
                62.50
             | 
            
                62.50
             |                     
            
                5.13
             |                                 
            
                40,440
             |            
            
                 
             |                                       
         
    
        
            | 
                8/24/2006
             | 
            
                +2.00 / +3.28%
             |             
            
                63.00
             |           
            
                63.00
             |               
            
                63.00
             |                           
            
                63.00
             | 
            
                63.00
             |                     
            
                5.17
             |                                 
            
                59,180
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/23/2006
             | 
            
                +2.50 / +4.27%
             |             
            
                60.00
             |           
            
                61.00
             |               
            
                60.00
             |                           
            
                61.00
             | 
            
                61.00
             |                     
            
                5.01
             |                                 
            
                41,410
             |            
            
                 
             |                                       
         
    
        
            | 
                8/22/2006
             | 
            
                -2.00 / -3.31%
             |             
            
                58.50
             |           
            
                58.50
             |               
            
                58.50
             |                           
            
                58.50
             | 
            
                58.50
             |                     
            
                4.80
             |                                 
            
                21,080
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/21/2006
             | 
            
                0.00 / 0.00%
             |             
            
                60.50
             |           
            
                60.50
             |               
            
                60.50
             |                           
            
                60.50
             | 
            
                60.50
             |                     
            
                4.96
             |                                 
            
                14,450
             |            
            
                 
             |                                       
         
    
        
            | 
                8/18/2006
             | 
            
                -0.50 / -0.82%
             |             
            
                61.00
             |           
            
                61.00
             |               
            
                60.00
             |                           
            
                60.50
             | 
            
                60.50
             |                     
            
                4.96
             |                                 
            
                15,040
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/17/2006
             | 
            
                -1.00 / -1.61%
             |             
            
                62.00
             |           
            
                63.50
             |               
            
                61.00
             |                           
            
                61.00
             | 
            
                61.00
             |                     
            
                5.01
             |                                 
            
                18,510
             |            
            
                 
             |                                       
         
    
        
            | 
                8/16/2006
             | 
            
                +1.00 / +1.64%
             |             
            
                61.50
             |           
            
                62.00
             |               
            
                61.50
             |                           
            
                62.00
             | 
            
                62.00
             |                     
            
                5.09
             |                                 
            
                31,470
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/15/2006
             | 
            
                0.00 / 0.00%
             |             
            
                61.00
             |           
            
                62.00
             |               
            
                59.50
             |                           
            
                61.00
             | 
            
                61.00
             |                     
            
                5.01
             |                                 
            
                25,850
             |            
            
                 
             |                                       
         
    
        
            | 
                8/14/2006
             | 
            
                +2.50 / +4.27%
             |             
            
                60.00
             |           
            
                61.00
             |               
            
                60.00
             |                           
            
                61.00
             | 
            
                61.00
             |                     
            
                5.01
             |                                 
            
                28,880
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/11/2006
             | 
            
                +1.50 / +2.63%
             |             
            
                57.00
             |           
            
                58.50
             |               
            
                57.00
             |                           
            
                58.50
             | 
            
                58.50
             |                     
            
                4.80
             |                                 
            
                26,560
             |            
            
                 
             |                                       
         
    
        
            | 
                8/10/2006
             | 
            
                0.00 / 0.00%
             |             
            
                57.00
             |           
            
                57.00
             |               
            
                57.00
             |                           
            
                57.00
             | 
            
                57.00
             |                     
            
                4.68
             |                                 
            
                6,220
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/9/2006
             | 
            
                -0.50 / -0.87%
             |             
            
                57.50
             |           
            
                57.50
             |               
            
                57.00
             |                           
            
                57.00
             | 
            
                57.00
             |                     
            
                4.68
             |                                 
            
                7,320
             |            
            
                 
             |                                       
         
    
        
            | 
                8/8/2006
             | 
            
                +1.50 / +2.68%
             |             
            
                56.00
             |           
            
                57.50
             |               
            
                56.00
             |                           
            
                57.50
             | 
            
                57.50
             |                     
            
                4.72
             |                                 
            
                30,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/7/2006
             | 
            
                0.00 / 0.00%
             |             
            
                56.00
             |           
            
                58.00
             |               
            
                56.00
             |                           
            
                56.00
             | 
            
                56.00
             |                     
            
                4.59
             |                                 
            
                75,780
             |            
            
                 
             |                                       
         
    
        
            | 
                8/4/2006
             | 
            
                +2.50 / +4.67%
             |             
            
                56.00
             |           
            
                56.00
             |               
            
                56.00
             |                           
            
                56.00
             | 
            
                56.00
             |                     
            
                4.59
             |                                 
            
                47,540
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/3/2006
             | 
            
                +2.50 / +4.90%
             |             
            
                52.50
             |           
            
                53.50
             |               
            
                52.50
             |                           
            
                53.50
             | 
            
                53.50
             |                     
            
                4.39
             |                                 
            
                8,170
             |            
            
                 
             |                                       
         
    
        
            | 
                8/2/2006
             | 
            
                0.00 / 0.00%
             |             
            
                51.00
             |           
            
                51.00
             |               
            
                48.50
             |                           
            
                51.00
             | 
            
                51.00
             |                     
            
                4.18
             |                                 
            
                29,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/1/2006
             | 
            
                -2.50 / -4.67%
             |             
            
                51.00
             |           
            
                51.00
             |               
            
                51.00
             |                           
            
                51.00
             | 
            
                51.00
             |                     
            
                4.18
             |                                 
            
                5,210
             |            
            
                 
             |                                       
         
    
        
            | 
                7/31/2006
             | 
            
                -2.50 / -4.46%
             |             
            
                55.00
             |           
            
                55.00
             |               
            
                53.50
             |                           
            
                53.50
             | 
            
                53.50
             |                     
            
                4.39
             |                                 
            
                4,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/28/2006
             | 
            
                0.00 / 0.00%
             |             
            
                56.00
             |           
            
                56.00
             |               
            
                56.00
             |                           
            
                56.00
             | 
            
                56.00
             |                     
            
                4.59
             |                                 
            
                19,700
             |            
            
                 
             |                                       
         
    
        
            | 
                7/27/2006
             | 
            
                +1.50 / +2.75%
             |             
            
                56.00
             |           
            
                56.50
             |               
            
                56.00
             |                           
            
                56.00
             | 
            
                56.00
             |                     
            
                4.59
             |                                 
            
                7,490
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/26/2006
             | 
            
                -0.50 / -0.91%
             |             
            
                55.00
             |           
            
                55.50
             |               
            
                54.00
             |                           
            
                54.50
             | 
            
                54.50
             |                     
            
                4.47
             |                                 
            
                16,840
             |            
            
                 
             |                                       
         
    
        
            | 
                7/25/2006
             | 
            
                -2.00 / -3.51%
             |             
            
                56.00
             |           
            
                56.00
             |               
            
                55.00
             |                           
            
                55.00
             | 
            
                55.00
             |                     
            
                4.51
             |                                 
            
                22,970
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/24/2006
             | 
            
                -1.50 / -2.56%
             |             
            
                57.00
             |           
            
                57.00
             |               
            
                56.50
             |                           
            
                57.00
             | 
            
                57.00
             |                     
            
                4.68
             |                                 
            
                12,710
             |            
            
                 
             |                                       
         
    
        
            | 
                7/21/2006
             | 
            
                -3.00 / -4.88%
             |             
            
                61.00
             |           
            
                61.00
             |               
            
                58.50
             |                           
            
                58.50
             | 
            
                58.50
             |                     
            
                4.80
             |                                 
            
                14,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/20/2006
             | 
            
                +2.50 / +4.24%
             |             
            
                59.00
             |           
            
                61.50
             |               
            
                56.50
             |                           
            
                61.50
             | 
            
                61.50
             |                     
            
                5.05
             |                                 
            
                50,600
             |            
            
                 
             |                                       
         
    
        
            | 
                7/19/2006
             | 
            
                -2.50 / -4.07%
             |             
            
                59.50
             |           
            
                59.50
             |               
            
                59.00
             |                           
            
                59.00
             | 
            
                59.00
             |                     
            
                4.84
             |                                 
            
                24,520
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/18/2006
             | 
            
                0.00 / 0.00%
             |             
            
                61.50
             |           
            
                61.50
             |               
            
                61.00
             |                           
            
                61.50
             | 
            
                61.50
             |                     
            
                5.05
             |                                 
            
                26,610
             |            
            
                 
             |                                       
         
    
        
            | 
                7/17/2006
             | 
            
                0.00 / 0.00%
             |             
            
                61.50
             |           
            
                61.50
             |               
            
                61.50
             |                           
            
                61.50
             | 
            
                61.50
             |                     
            
                5.05
             |                                 
            
                5,110
             |  
            
                 
             |                                                              
             
    
         
    
    
 |