| 
                 
                    Closing price on 9/27/2007
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    89.00 | 
                 
                
                    | High | 
                    89.00 | 
                 
                
                    | Low | 
                    88.00 | 
                     
                
                    | Volume | 
                    66,380 | 
                                 
                
                    | Split-adjusted Price | 
                    8.18 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
DHA Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                9/27/2007
             | 
            
                -1.00 / -1.12%
             |             
            
                89.00
             |           
            
                89.00
             |               
            
                88.00
             |                           
            
                88.50
             | 
            
                88.50
             |                     
            
                8.18
             |                                 
            
                66,380
             |            
            
                 
             |                                       
         
    
        
            | 
                9/26/2007
             | 
            
                0.00 / 0.00%
             |             
            
                90.00
             |           
            
                91.00
             |               
            
                89.50
             |                           
            
                89.50
             | 
            
                89.50
             |                     
            
                8.27
             |                                 
            
                97,640
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/25/2007
             | 
            
                +0.50 / +0.56%
             |             
            
                90.00
             |           
            
                91.00
             |               
            
                89.00
             |                           
            
                89.50
             | 
            
                89.50
             |                     
            
                8.27
             |                                 
            
                87,800
             |            
            
                 
             |                                       
         
    
        
            | 
                9/24/2007
             | 
            
                +4.00 / +4.71%
             |             
            
                86.50
             |           
            
                89.00
             |               
            
                86.00
             |                           
            
                89.00
             | 
            
                89.00
             |                     
            
                8.22
             |                                 
            
                86,860
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/21/2007
             | 
            
                -1.00 / -1.16%
             |             
            
                86.00
             |           
            
                86.00
             |               
            
                83.50
             |                           
            
                85.00
             | 
            
                85.00
             |                     
            
                7.85
             |                                 
            
                44,720
             |            
            
                 
             |                                       
         
    
        
            | 
                9/20/2007
             | 
            
                0.00 / 0.00%
             |             
            
                87.50
             |           
            
                88.00
             |               
            
                85.50
             |                           
            
                86.00
             | 
            
                86.00
             |                     
            
                7.94
             |                                 
            
                57,830
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/19/2007
             | 
            
                +1.50 / +1.78%
             |             
            
                86.00
             |           
            
                86.50
             |               
            
                85.00
             |                           
            
                86.00
             | 
            
                86.00
             |                     
            
                7.94
             |                                 
            
                108,630
             |            
            
                 
             |                                       
         
    
        
            | 
                9/18/2007
             | 
            
                +1.00 / +1.20%
             |             
            
                83.50
             |           
            
                84.50
             |               
            
                83.00
             |                           
            
                84.50
             | 
            
                84.50
             |                     
            
                7.81
             |                                 
            
                68,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/17/2007
             | 
            
                -1.50 / -1.76%
             |             
            
                84.00
             |           
            
                84.50
             |               
            
                83.50
             |                           
            
                83.50
             | 
            
                83.50
             |                     
            
                7.71
             |                                 
            
                25,020
             |            
            
                 
             |                                       
         
    
        
            | 
                9/14/2007
             | 
            
                -1.50 / -1.73%
             |             
            
                86.50
             |           
            
                86.50
             |               
            
                85.00
             |                           
            
                85.00
             | 
            
                85.00
             |                     
            
                7.85
             |                                 
            
                48,550
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/13/2007
             | 
            
                +2.50 / +2.98%
             |             
            
                85.00
             |           
            
                86.50
             |               
            
                84.00
             |                           
            
                86.50
             | 
            
                86.50
             |                     
            
                7.99
             |                                 
            
                61,030
             |            
            
                 
             |                                       
         
    
        
            | 
                9/12/2007
             | 
            
                +1.50 / +1.82%
             |             
            
                83.00
             |           
            
                84.00
             |               
            
                83.00
             |                           
            
                84.00
             | 
            
                84.00
             |                     
            
                7.76
             |                                 
            
                42,830
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/11/2007
             | 
            
                +0.50 / +0.61%
             |             
            
                82.00
             |           
            
                83.00
             |               
            
                82.00
             |                           
            
                82.50
             | 
            
                82.50
             |                     
            
                7.62
             |                                 
            
                63,790
             |            
            
                 
             |                                       
         
    
        
            | 
                9/10/2007
             | 
            
                +0.50 / +0.61%
             |             
            
                82.00
             |           
            
                82.00
             |               
            
                81.50
             |                           
            
                82.00
             | 
            
                82.00
             |                     
            
                7.58
             |                                 
            
                48,630
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/7/2007
             | 
            
                0.00 / 0.00%
             |             
            
                81.50
             |           
            
                82.00
             |               
            
                81.50
             |                           
            
                81.50
             | 
            
                81.50
             |                     
            
                7.53
             |                                 
            
                29,220
             |            
            
                 
             |                                       
         
    
        
            | 
                9/6/2007
             | 
            
                0.00 / 0.00%
             |             
            
                82.00
             |           
            
                82.00
             |               
            
                81.00
             |                           
            
                81.50
             | 
            
                81.50
             |                     
            
                7.53
             |                                 
            
                34,520
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/5/2007
             | 
            
                +0.50 / +0.62%
             |             
            
                82.00
             |           
            
                82.00
             |               
            
                81.00
             |                           
            
                81.50
             | 
            
                81.50
             |                     
            
                7.53
             |                                 
            
                88,840
             |            
            
                 
             |                                       
         
    
        
            | 
                9/4/2007
             | 
            
                +1.00 / +1.25%
             |             
            
                80.50
             |           
            
                81.00
             |               
            
                80.00
             |                           
            
                81.00
             | 
            
                81.00
             |                     
            
                7.48
             |                                 
            
                27,680
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/31/2007
             | 
            
                +1.50 / +1.91%
             |             
            
                78.50
             |           
            
                80.00
             |               
            
                78.50
             |                           
            
                80.00
             | 
            
                80.00
             |                     
            
                7.39
             |                                 
            
                79,560
             |            
            
                 
             |                                       
         
    
        
            | 
                8/30/2007
             | 
            
                +1.00 / +1.29%
             |             
            
                78.00
             |           
            
                78.50
             |               
            
                77.00
             |                           
            
                78.50
             | 
            
                78.50
             |                     
            
                7.25
             |                                 
            
                24,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/29/2007
             | 
            
                -0.50 / -0.64%
             |             
            
                78.00
             |           
            
                78.00
             |               
            
                77.50
             |                           
            
                77.50
             | 
            
                77.50
             |                     
            
                7.16
             |                                 
            
                15,000
             |            
            
                 
             |                                       
         
    
        
            | 
                8/28/2007
             | 
            
                0.00 / 0.00%
             |             
            
                78.00
             |           
            
                78.00
             |               
            
                77.50
             |                           
            
                78.00
             | 
            
                78.00
             |                     
            
                7.21
             |                                 
            
                11,230
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/27/2007
             | 
            
                0.00 / 0.00%
             |             
            
                78.00
             |           
            
                78.00
             |               
            
                77.00
             |                           
            
                78.00
             | 
            
                78.00
             |                     
            
                7.21
             |                                 
            
                19,800
             |            
            
                 
             |                                       
         
    
        
            | 
                8/24/2007
             | 
            
                +1.00 / +1.30%
             |             
            
                77.00
             |           
            
                78.00
             |               
            
                76.50
             |                           
            
                78.00
             | 
            
                78.00
             |                     
            
                7.21
             |                                 
            
                19,630
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/23/2007
             | 
            
                0.00 / 0.00%
             |             
            
                77.00
             |           
            
                78.00
             |               
            
                77.00
             |                           
            
                77.00
             | 
            
                77.00
             |                     
            
                7.11
             |                                 
            
                4,760
             |            
            
                 
             |                                       
         
    
        
            | 
                8/22/2007
             | 
            
                -1.00 / -1.28%
             |             
            
                77.00
             |           
            
                78.00
             |               
            
                77.00
             |                           
            
                77.00
             | 
            
                77.00
             |                     
            
                7.11
             |                                 
            
                10,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/21/2007
             | 
            
                -1.50 / -1.89%
             |             
            
                79.00
             |           
            
                79.00
             |               
            
                78.00
             |                           
            
                78.00
             | 
            
                78.00
             |                     
            
                7.21
             |                                 
            
                11,320
             |            
            
                 
             |                                       
         
    
        
            | 
                8/20/2007
             | 
            
                +3.50 / +4.61%
             |             
            
                77.00
             |           
            
                79.50
             |               
            
                76.00
             |                           
            
                79.50
             | 
            
                79.50
             |                     
            
                7.34
             |                                 
            
                74,230
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/17/2007
             | 
            
                -1.00 / -1.30%
             |             
            
                76.00
             |           
            
                76.00
             |               
            
                75.00
             |                           
            
                76.00
             | 
            
                76.00
             |                     
            
                7.02
             |                                 
            
                27,820
             |            
            
                 
             |                                       
         
    
        
            | 
                8/16/2007
             | 
            
                0.00 / 0.00%
             |             
            
                76.50
             |           
            
                77.00
             |               
            
                76.00
             |                           
            
                77.00
             | 
            
                77.00
             |                     
            
                7.11
             |                                 
            
                12,650
             |  
            
                 
             |                                                              
             
    
         
    
    
 |