| 
                 
                    Closing price on 10/4/2006
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    80.50 | 
                 
                
                    | High | 
                    81.50 | 
                 
                
                    | Low | 
                    80.00 | 
                     
                
                    | Volume | 
                    130,680 | 
                                 
                
                    | Split-adjusted Price | 
                    6.69 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
DHA Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                10/4/2006
             | 
            
                +1.00 / +1.24%
             |             
            
                80.50
             |           
            
                81.50
             |               
            
                80.00
             |                           
            
                81.50
             | 
            
                81.50
             |                     
            
                6.69
             |                                 
            
                130,680
             |            
            
                 
             |                                       
         
    
        
            | 
                10/3/2006
             | 
            
                -0.50 / -0.62%
             |             
            
                81.00
             |           
            
                81.00
             |               
            
                80.50
             |                           
            
                80.50
             | 
            
                80.50
             |                     
            
                6.61
             |                                 
            
                42,270
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/2/2006
             | 
            
                +0.50 / +0.62%
             |             
            
                80.50
             |           
            
                81.00
             |               
            
                80.50
             |                           
            
                81.00
             | 
            
                81.00
             |                     
            
                6.65
             |                                 
            
                40,670
             |            
            
                 
             |                                       
         
    
        
            | 
                9/29/2006
             | 
            
                0.00 / 0.00%
             |             
            
                80.50
             |           
            
                81.00
             |               
            
                80.50
             |                           
            
                80.50
             | 
            
                80.50
             |                     
            
                6.61
             |                                 
            
                41,530
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/28/2006
             | 
            
                -0.50 / -0.62%
             |             
            
                81.00
             |           
            
                81.00
             |               
            
                80.50
             |                           
            
                80.50
             | 
            
                80.50
             |                     
            
                6.61
             |                                 
            
                49,940
             |            
            
                 
             |                                       
         
    
        
            | 
                9/27/2006
             | 
            
                -1.00 / -1.22%
             |             
            
                82.00
             |           
            
                82.00
             |               
            
                81.00
             |                           
            
                81.00
             | 
            
                81.00
             |                     
            
                6.65
             |                                 
            
                75,790
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/26/2006
             | 
            
                +3.50 / +4.46%
             |             
            
                82.00
             |           
            
                82.00
             |               
            
                82.00
             |                           
            
                82.00
             | 
            
                82.00
             |                     
            
                6.73
             |                                 
            
                97,560
             |            
            
                 
             |                                       
         
    
        
            | 
                9/25/2006
             | 
            
                0.00 / 0.00%
             |             
            
                78.50
             |           
            
                79.00
             |               
            
                78.50
             |                           
            
                78.50
             | 
            
                78.50
             |                     
            
                6.44
             |                                 
            
                62,480
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/22/2006
             | 
            
                +1.00 / +1.29%
             |             
            
                78.00
             |           
            
                78.50
             |               
            
                78.00
             |                           
            
                78.50
             | 
            
                78.50
             |                     
            
                6.44
             |                                 
            
                99,970
             |            
            
                 
             |                                       
         
    
        
            | 
                9/21/2006
             | 
            
                -0.50 / -0.64%
             |             
            
                78.00
             |           
            
                78.00
             |               
            
                77.00
             |                           
            
                77.50
             | 
            
                77.50
             |                     
            
                6.36
             |                                 
            
                82,660
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/20/2006
             | 
            
                +1.00 / +1.30%
             |             
            
                78.00
             |           
            
                79.50
             |               
            
                78.00
             |                           
            
                78.00
             | 
            
                78.00
             |                     
            
                6.40
             |                                 
            
                76,420
             |            
            
                 
             |                                       
         
    
        
            | 
                9/19/2006
             | 
            
                +3.50 / +4.76%
             |             
            
                76.50
             |           
            
                77.00
             |               
            
                76.50
             |                           
            
                77.00
             | 
            
                77.00
             |                     
            
                6.32
             |                                 
            
                108,620
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/18/2006
             | 
            
                +2.50 / +3.52%
             |             
            
                73.50
             |           
            
                74.00
             |               
            
                73.50
             |                           
            
                73.50
             | 
            
                73.50
             |                     
            
                6.03
             |                                 
            
                79,420
             |            
            
                 
             |                                       
         
    
        
            | 
                9/15/2006
             | 
            
                +2.00 / +2.90%
             |             
            
                71.00
             |           
            
                71.50
             |               
            
                71.00
             |                           
            
                71.00
             | 
            
                71.00
             |                     
            
                5.83
             |                                 
            
                115,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/14/2006
             | 
            
                0.00 / 0.00%
             |             
            
                69.00
             |           
            
                69.00
             |               
            
                69.00
             |                           
            
                69.00
             | 
            
                69.00
             |                     
            
                5.66
             |                                 
            
                33,660
             |            
            
                 
             |                                       
         
    
        
            | 
                9/13/2006
             | 
            
                +0.50 / +0.73%
             |             
            
                68.50
             |           
            
                69.50
             |               
            
                68.50
             |                           
            
                69.00
             | 
            
                69.00
             |                     
            
                5.66
             |                                 
            
                54,220
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/12/2006
             | 
            
                -1.50 / -2.14%
             |             
            
                69.50
             |           
            
                69.50
             |               
            
                68.50
             |                           
            
                68.50
             | 
            
                68.50
             |                     
            
                5.62
             |                                 
            
                34,510
             |            
            
                 
             |                                       
         
    
        
            | 
                9/11/2006
             | 
            
                +0.50 / +0.72%
             |             
            
                70.00
             |           
            
                70.50
             |               
            
                70.00
             |                           
            
                70.00
             | 
            
                70.00
             |                     
            
                5.74
             |                                 
            
                49,460
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/8/2006
             | 
            
                0.00 / 0.00%
             |             
            
                69.50
             |           
            
                69.50
             |               
            
                69.50
             |                           
            
                69.50
             | 
            
                69.50
             |                     
            
                5.70
             |                                 
            
                47,970
             |            
            
                 
             |                                       
         
    
        
            | 
                9/7/2006
             | 
            
                -0.50 / -0.71%
             |             
            
                70.00
             |           
            
                70.50
             |               
            
                69.50
             |                           
            
                69.50
             | 
            
                69.50
             |                     
            
                5.70
             |                                 
            
                48,910
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/6/2006
             | 
            
                +0.50 / +0.72%
             |             
            
                70.00
             |           
            
                72.00
             |               
            
                70.00
             |                           
            
                70.00
             | 
            
                70.00
             |                     
            
                5.74
             |                                 
            
                78,250
             |            
            
                 
             |                                       
         
    
        
            | 
                9/5/2006
             | 
            
                +3.00 / +4.51%
             |             
            
                69.00
             |           
            
                69.50
             |               
            
                69.00
             |                           
            
                69.50
             | 
            
                69.50
             |                     
            
                5.70
             |                                 
            
                47,460
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/1/2006
             | 
            
                +1.50 / +2.31%
             |             
            
                66.00
             |           
            
                66.50
             |               
            
                66.00
             |                           
            
                66.50
             | 
            
                66.50
             |                     
            
                5.46
             |                                 
            
                58,630
             |            
            
                 
             |                                       
         
    
        
            | 
                8/31/2006
             | 
            
                -0.50 / -0.76%
             |             
            
                65.00
             |           
            
                65.00
             |               
            
                64.00
             |                           
            
                65.00
             | 
            
                65.00
             |                     
            
                5.33
             |                                 
            
                46,270
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/30/2006
             | 
            
                +1.50 / +2.34%
             |             
            
                65.00
             |           
            
                65.50
             |               
            
                65.00
             |                           
            
                65.50
             | 
            
                65.50
             |                     
            
                5.37
             |                                 
            
                78,040
             |            
            
                 
             |                                       
         
    
        
            | 
                8/29/2006
             | 
            
                +0.50 / +0.79%
             |             
            
                63.50
             |           
            
                64.00
             |               
            
                63.50
             |                           
            
                64.00
             | 
            
                64.00
             |                     
            
                5.25
             |                                 
            
                49,090
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/28/2006
             | 
            
                +1.00 / +1.60%
             |             
            
                62.50
             |           
            
                63.50
             |               
            
                62.00
             |                           
            
                63.50
             | 
            
                63.50
             |                     
            
                5.21
             |                                 
            
                30,660
             |            
            
                 
             |                                       
         
    
        
            | 
                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
             |  
            
                 
             |                                                              
             
    
         
    
    
 |