| 
                 
                    Closing price on 7/5/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    13.90 | 
                 
                
                    | High | 
                    13.90 | 
                 
                
                    | Low | 
                    13.50 | 
                     
                
                    | Volume | 
                    3,410 | 
                                 
                
                    | Split-adjusted Price | 
                    3.86 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
DHA Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                7/5/2011
             | 
            
                0.00 / 0.00%
             |             
            
                13.90
             |           
            
                13.90
             |               
            
                13.50
             |                           
            
                13.90
             | 
            
                13.90
             |                     
            
                3.86
             |                                 
            
                3,410
             |            
            
                 
             |                                       
         
    
        
            | 
                7/4/2011
             | 
            
                0.00 / 0.00%
             |             
            
                13.90
             |           
            
                13.90
             |               
            
                13.90
             |                           
            
                13.90
             | 
            
                13.90
             |                     
            
                3.86
             |                                 
            
                1,050
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/1/2011
             | 
            
                0.00 / 0.00%
             |             
            
                13.40
             |           
            
                13.90
             |               
            
                13.30
             |                           
            
                13.90
             | 
            
                13.90
             |                     
            
                3.86
             |                                 
            
                7,130
             |            
            
                 
             |                                       
         
    
        
            | 
                6/30/2011
             | 
            
                +0.10 / +0.72%
             |             
            
                14.20
             |           
            
                14.20
             |               
            
                13.90
             |                           
            
                13.90
             | 
            
                13.90
             |                     
            
                3.86
             |                                 
            
                2,570
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/29/2011
             | 
            
                -0.10 / -0.72%
             |             
            
                13.80
             |           
            
                13.90
             |               
            
                13.80
             |                           
            
                13.80
             | 
            
                13.80
             |                     
            
                3.83
             |                                 
            
                4,030
             |            
            
                 
             |                                       
         
    
        
            | 
                6/28/2011
             | 
            
                -0.10 / -0.71%
             |             
            
                14.00
             |           
            
                14.00
             |               
            
                13.70
             |                           
            
                13.90
             | 
            
                13.90
             |                     
            
                3.86
             |                                 
            
                10,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/27/2011
             | 
            
                +0.30 / +2.19%
             |             
            
                13.60
             |           
            
                14.20
             |               
            
                13.60
             |                           
            
                14.00
             | 
            
                14.00
             |                     
            
                3.88
             |                                 
            
                5,830
             |            
            
                 
             |                                       
         
    
        
            | 
                6/24/2011
             | 
            
                -0.60 / -4.20%
             |             
            
                13.70
             |           
            
                13.70
             |               
            
                13.70
             |                           
            
                13.70
             | 
            
                13.70
             |                     
            
                3.80
             |                                 
            
                5,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/23/2011
             | 
            
                +0.40 / +2.88%
             |             
            
                14.50
             |           
            
                14.50
             |               
            
                13.90
             |                           
            
                14.30
             | 
            
                14.30
             |                     
            
                3.97
             |                                 
            
                610
             |            
            
                 
             |                                       
         
    
        
            | 
                6/22/2011
             | 
            
                -0.40 / -2.80%
             |             
            
                14.70
             |           
            
                14.70
             |               
            
                13.80
             |                           
            
                13.90
             | 
            
                13.90
             |                     
            
                3.86
             |                                 
            
                10,120
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/21/2011
             | 
            
                +0.40 / +2.88%
             |             
            
                13.90
             |           
            
                14.30
             |               
            
                13.90
             |                           
            
                14.30
             | 
            
                14.30
             |                     
            
                3.97
             |                                 
            
                4,580
             |            
            
                 
             |                                       
         
    
        
            | 
                6/20/2011
             | 
            
                -0.40 / -2.80%
             |             
            
                14.30
             |           
            
                14.30
             |               
            
                13.90
             |                           
            
                13.90
             | 
            
                13.90
             |                     
            
                3.86
             |                                 
            
                15,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/17/2011
             | 
            
                0.00 / 0.00%
             |             
            
                14.50
             |           
            
                14.50
             |               
            
                14.00
             |                           
            
                14.30
             | 
            
                14.30
             |                     
            
                3.97
             |                                 
            
                6,170
             |            
            
                 
             |                                       
         
    
        
            | 
                6/16/2011
             | 
            
                +0.50 / +3.62%
             |             
            
                14.00
             |           
            
                14.30
             |               
            
                13.80
             |                           
            
                14.30
             | 
            
                14.30
             |                     
            
                3.97
             |                                 
            
                3,860
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/15/2011
             | 
            
                -0.70 / -4.83%
             |             
            
                14.30
             |           
            
                14.40
             |               
            
                13.80
             |                           
            
                13.80
             | 
            
                13.80
             |                     
            
                3.83
             |                                 
            
                15,810
             |            
            
                 
             |                                       
         
    
        
            | 
                6/14/2011
             | 
            
                -0.10 / -0.68%
             |             
            
                14.90
             |           
            
                14.90
             |               
            
                14.20
             |                           
            
                14.50
             | 
            
                14.50
             |                     
            
                4.02
             |                                 
            
                11,040
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/13/2011
             | 
            
                0.00 / 0.00%
             |             
            
                15.20
             |           
            
                15.20
             |               
            
                14.60
             |                           
            
                14.60
             | 
            
                14.60
             |                     
            
                4.05
             |                                 
            
                5,650
             |            
            
                 
             |                                       
         
    
        
            | 
                6/10/2011
             | 
            
                +0.10 / +0.69%
             |             
            
                14.50
             |           
            
                15.20
             |               
            
                14.50
             |                           
            
                14.60
             | 
            
                14.60
             |                     
            
                4.05
             |                                 
            
                7,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/9/2011
             | 
            
                +0.30 / +2.11%
             |             
            
                14.70
             |           
            
                14.90
             |               
            
                14.20
             |                           
            
                14.50
             | 
            
                14.50
             |                     
            
                4.02
             |                                 
            
                9,440
             |            
            
                 
             |                                       
         
    
        
            | 
                6/8/2011
             | 
            
                +0.30 / +2.16%
             |             
            
                14.30
             |           
            
                14.40
             |               
            
                14.10
             |                           
            
                14.20
             | 
            
                14.20
             |                     
            
                3.94
             |                                 
            
                30,930
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/7/2011
             | 
            
                +0.60 / +4.51%
             |             
            
                13.60
             |           
            
                13.90
             |               
            
                13.50
             |                           
            
                13.90
             | 
            
                13.90
             |                     
            
                3.86
             |                                 
            
                68,130
             |            
            
                 
             |                                       
         
    
        
            | 
                6/6/2011
             | 
            
                +0.30 / +2.31%
             |             
            
                13.30
             |           
            
                13.30
             |               
            
                13.10
             |                           
            
                13.30
             | 
            
                13.30
             |                     
            
                3.69
             |                                 
            
                19,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/3/2011
             | 
            
                -0.60 / -4.41%
             |             
            
                13.90
             |           
            
                13.90
             |               
            
                13.00
             |                           
            
                13.00
             | 
            
                13.00
             |                     
            
                3.61
             |                                 
            
                51,300
             |            
            
                 
             |                                       
         
    
        
            | 
                6/2/2011
             | 
            
                +0.60 / +4.62%
             |             
            
                13.50
             |           
            
                13.60
             |               
            
                13.20
             |                           
            
                13.60
             | 
            
                13.60
             |                     
            
                3.77
             |                                 
            
                41,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/1/2011
             | 
            
                +0.40 / +3.17%
             |             
            
                12.80
             |           
            
                13.10
             |               
            
                12.80
             |                           
            
                13.00
             | 
            
                13.00
             |                     
            
                3.61
             |                                 
            
                10,610
             |            
            
                 
             |                                       
         
    
        
            | 
                5/31/2011
             | 
            
                +0.10 / +0.80%
             |             
            
                12.40
             |           
            
                13.00
             |               
            
                12.30
             |                           
            
                12.60
             | 
            
                12.60
             |                     
            
                3.50
             |                                 
            
                9,390
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/30/2011
             | 
            
                -0.20 / -1.57%
             |             
            
                12.70
             |           
            
                13.00
             |               
            
                12.50
             |                           
            
                12.50
             | 
            
                12.50
             |                     
            
                3.47
             |                                 
            
                7,230
             |            
            
                 
             |                                       
         
    
        
            | 
                5/27/2011
             | 
            
                +0.60 / +4.96%
             |             
            
                12.70
             |           
            
                12.70
             |               
            
                12.60
             |                           
            
                12.70
             | 
            
                12.70
             |                     
            
                3.52
             |                                 
            
                63,490
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/26/2011
             | 
            
                -0.50 / -3.97%
             |             
            
                11.10
             |           
            
                12.10
             |               
            
                11.10
             |                           
            
                12.10
             | 
            
                12.10
             |                     
            
                3.36
             |                                 
            
                6,060
             |            
            
                 
             |                                       
         
    
        
            | 
                5/25/2011
             | 
            
                -0.60 / -4.55%
             |             
            
                13.20
             |           
            
                13.20
             |               
            
                12.60
             |                           
            
                12.60
             | 
            
                12.60
             |                     
            
                3.22
             |                                 
            
                38,360
             |  
            
                 
             |                                                              
             
    
         
    
    
 |