| 
                 
                    Closing price on 1/3/2012
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    8.70 | 
                 
                
                    | High | 
                    8.70 | 
                 
                
                    | Low | 
                    8.30 | 
                     
                
                    | Volume | 
                    5,960 | 
                                 
                
                    | Split-adjusted Price | 
                    2.52 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
DHA Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                1/3/2012
             | 
            
                -0.20 / -2.35%
             |             
            
                8.70
             |           
            
                8.70
             |               
            
                8.30
             |                           
            
                8.30
             | 
            
                8.30
             |                     
            
                2.52
             |                                 
            
                5,960
             |            
            
                 
             |                                       
         
    
        
            | 
                12/30/2011
             | 
            
                +0.40 / +4.94%
             |             
            
                8.10
             |           
            
                8.50
             |               
            
                8.10
             |                           
            
                8.50
             | 
            
                8.50
             |                     
            
                2.58
             |                                 
            
                22,260
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/29/2011
             | 
            
                0.00 / 0.00%
             |             
            
                8.10
             |           
            
                8.20
             |               
            
                8.10
             |                           
            
                8.10
             | 
            
                8.10
             |                     
            
                2.46
             |                                 
            
                34,040
             |            
            
                 
             |                                       
         
    
        
            | 
                12/28/2011
             | 
            
                +0.10 / +1.25%
             |             
            
                8.20
             |           
            
                8.20
             |               
            
                8.00
             |                           
            
                8.10
             | 
            
                8.10
             |                     
            
                2.46
             |                                 
            
                24,180
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/27/2011
             | 
            
                -0.10 / -1.23%
             |             
            
                8.00
             |           
            
                8.10
             |               
            
                7.90
             |                           
            
                8.00
             | 
            
                8.00
             |                     
            
                2.43
             |                                 
            
                114,270
             |            
            
                 
             |                                       
         
    
        
            | 
                12/26/2011
             | 
            
                -0.10 / -1.22%
             |             
            
                8.10
             |           
            
                8.10
             |               
            
                8.00
             |                           
            
                8.10
             | 
            
                8.10
             |                     
            
                2.46
             |                                 
            
                47,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/23/2011
             | 
            
                -0.10 / -1.20%
             |             
            
                8.20
             |           
            
                8.30
             |               
            
                8.20
             |                           
            
                8.20
             | 
            
                8.20
             |                     
            
                2.49
             |                                 
            
                83,610
             |            
            
                 
             |                                       
         
    
        
            | 
                12/22/2011
             | 
            
                -0.10 / -1.19%
             |             
            
                8.40
             |           
            
                8.40
             |               
            
                8.30
             |                           
            
                8.30
             | 
            
                8.30
             |                     
            
                2.52
             |                                 
            
                40,480
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/21/2011
             | 
            
                0.00 / 0.00%
             |             
            
                8.50
             |           
            
                8.50
             |               
            
                8.30
             |                           
            
                8.40
             | 
            
                8.40
             |                     
            
                2.55
             |                                 
            
                73,580
             |            
            
                 
             |                                       
         
    
        
            | 
                12/20/2011
             | 
            
                -0.10 / -1.18%
             |             
            
                8.50
             |           
            
                8.50
             |               
            
                8.30
             |                           
            
                8.40
             | 
            
                8.40
             |                     
            
                2.55
             |                                 
            
                40,440
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/19/2011
             | 
            
                -0.10 / -1.16%
             |             
            
                8.60
             |           
            
                8.60
             |               
            
                8.40
             |                           
            
                8.50
             | 
            
                8.50
             |                     
            
                2.58
             |                                 
            
                62,740
             |            
            
                 
             |                                       
         
    
        
            | 
                12/16/2011
             | 
            
                0.00 / 0.00%
             |             
            
                8.60
             |           
            
                8.70
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                2.61
             |                                 
            
                97,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/15/2011
             | 
            
                0.00 / 0.00%
             |             
            
                8.60
             |           
            
                8.60
             |               
            
                8.30
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                2.61
             |                                 
            
                23,830
             |            
            
                 
             |                                       
         
    
        
            | 
                12/14/2011
             | 
            
                -0.20 / -2.27%
             |             
            
                8.80
             |           
            
                8.90
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                2.61
             |                                 
            
                39,070
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/13/2011
             | 
            
                0.00 / 0.00%
             |             
            
                8.80
             |           
            
                9.00
             |               
            
                8.80
             |                           
            
                8.80
             | 
            
                8.80
             |                     
            
                2.67
             |                                 
            
                54,180
             |            
            
                 
             |                                       
         
    
        
            | 
                12/12/2011
             | 
            
                -0.20 / -2.22%
             |             
            
                9.00
             |           
            
                9.00
             |               
            
                8.80
             |                           
            
                8.80
             | 
            
                8.80
             |                     
            
                2.67
             |                                 
            
                74,470
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/9/2011
             | 
            
                -0.20 / -2.17%
             |             
            
                9.10
             |           
            
                9.10
             |               
            
                8.90
             |                           
            
                9.00
             | 
            
                9.00
             |                     
            
                2.73
             |                                 
            
                47,700
             |            
            
                 
             |                                       
         
    
        
            | 
                12/8/2011
             | 
            
                -0.10 / -1.08%
             |             
            
                9.20
             |           
            
                9.30
             |               
            
                9.20
             |                           
            
                9.20
             | 
            
                9.20
             |                     
            
                2.80
             |                                 
            
                19,140
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/7/2011
             | 
            
                0.00 / 0.00%
             |             
            
                9.20
             |           
            
                9.40
             |               
            
                9.00
             |                           
            
                9.30
             | 
            
                9.30
             |                     
            
                2.83
             |                                 
            
                38,910
             |            
            
                 
             |                                       
         
    
        
            | 
                12/6/2011
             | 
            
                -0.10 / -1.06%
             |             
            
                9.40
             |           
            
                9.40
             |               
            
                9.30
             |                           
            
                9.30
             | 
            
                9.30
             |                     
            
                2.83
             |                                 
            
                49,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/5/2011
             | 
            
                +0.30 / +3.30%
             |             
            
                9.00
             |           
            
                9.40
             |               
            
                9.00
             |                           
            
                9.40
             | 
            
                9.40
             |                     
            
                2.86
             |                                 
            
                186,540
             |            
            
                 
             |                                       
         
    
        
            | 
                12/2/2011
             | 
            
                0.00 / 0.00%
             |             
            
                9.00
             |           
            
                9.10
             |               
            
                9.00
             |                           
            
                9.10
             | 
            
                9.10
             |                     
            
                2.76
             |                                 
            
                64,930
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/1/2011
             | 
            
                0.00 / 0.00%
             |             
            
                9.00
             |           
            
                9.10
             |               
            
                9.00
             |                           
            
                9.10
             | 
            
                9.10
             |                     
            
                2.76
             |                                 
            
                31,250
             |            
            
                 
             |                                       
         
    
        
            | 
                11/30/2011
             | 
            
                -0.10 / -1.09%
             |             
            
                9.00
             |           
            
                9.20
             |               
            
                9.00
             |                           
            
                9.10
             | 
            
                9.10
             |                     
            
                2.76
             |                                 
            
                16,360
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/29/2011
             | 
            
                -0.10 / -1.08%
             |             
            
                9.40
             |           
            
                9.40
             |               
            
                9.20
             |                           
            
                9.20
             | 
            
                9.20
             |                     
            
                2.80
             |                                 
            
                54,680
             |            
            
                 
             |                                       
         
    
        
            | 
                11/28/2011
             | 
            
                0.00 / 0.00%
             |             
            
                9.50
             |           
            
                9.70
             |               
            
                9.30
             |                           
            
                9.30
             | 
            
                9.30
             |                     
            
                2.83
             |                                 
            
                43,630
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/25/2011
             | 
            
                +0.10 / +1.09%
             |             
            
                9.10
             |           
            
                9.50
             |               
            
                9.10
             |                           
            
                9.30
             | 
            
                9.30
             |                     
            
                2.83
             |                                 
            
                62,150
             |            
            
                 
             |                                       
         
    
        
            | 
                11/24/2011
             | 
            
                -0.20 / -2.13%
             |             
            
                9.40
             |           
            
                9.50
             |               
            
                9.20
             |                           
            
                9.20
             | 
            
                9.20
             |                     
            
                2.80
             |                                 
            
                36,220
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/23/2011
             | 
            
                +0.30 / +3.30%
             |             
            
                9.20
             |           
            
                9.40
             |               
            
                9.20
             |                           
            
                9.40
             | 
            
                9.40
             |                     
            
                2.86
             |                                 
            
                11,270
             |            
            
                 
             |                                       
         
    
        
            | 
                11/22/2011
             | 
            
                0.00 / 0.00%
             |             
            
                9.00
             |           
            
                9.30
             |               
            
                9.00
             |                           
            
                9.10
             | 
            
                9.10
             |                     
            
                2.76
             |                                 
            
                9,630
             |  
            
                 
             |                                                              
             
    
         
    
    
 |