| 
                 
                    Closing price on 1/12/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    12.00 | 
                 
                
                    | High | 
                    12.40 | 
                 
                
                    | Low | 
                    12.00 | 
                     
                
                    | Volume | 
                    34,530 | 
                                 
                
                    | Split-adjusted Price | 
                    1.82 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
DHC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                1/12/2011
             | 
            
                +0.10 / +0.83%
             |             
            
                12.00
             |           
            
                12.40
             |               
            
                12.00
             |                           
            
                12.20
             | 
            
                12.20
             |                     
            
                1.82
             |                                 
            
                34,530
             |            
            
                 
             |                                       
         
    
        
            | 
                1/11/2011
             | 
            
                -0.20 / -1.63%
             |             
            
                12.40
             |           
            
                12.40
             |               
            
                12.00
             |                           
            
                12.10
             | 
            
                12.10
             |                     
            
                1.81
             |                                 
            
                50,090
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/10/2011
             | 
            
                -0.20 / -1.60%
             |             
            
                12.30
             |           
            
                12.30
             |               
            
                12.10
             |                           
            
                12.30
             | 
            
                12.30
             |                     
            
                1.84
             |                                 
            
                12,980
             |            
            
                 
             |                                       
         
    
        
            | 
                1/7/2011
             | 
            
                +0.20 / +1.63%
             |             
            
                12.30
             |           
            
                12.50
             |               
            
                12.30
             |                           
            
                12.50
             | 
            
                12.50
             |                     
            
                1.87
             |                                 
            
                29,220
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/6/2011
             | 
            
                -0.10 / -0.81%
             |             
            
                12.40
             |           
            
                12.50
             |               
            
                12.30
             |                           
            
                12.30
             | 
            
                12.30
             |                     
            
                1.84
             |                                 
            
                58,090
             |            
            
                 
             |                                       
         
    
        
            | 
                1/5/2011
             | 
            
                +0.10 / +0.81%
             |             
            
                12.40
             |           
            
                12.40
             |               
            
                12.30
             |                           
            
                12.40
             | 
            
                12.40
             |                     
            
                1.85
             |                                 
            
                27,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/4/2011
             | 
            
                -0.20 / -1.60%
             |             
            
                12.30
             |           
            
                12.60
             |               
            
                12.30
             |                           
            
                12.30
             | 
            
                12.30
             |                     
            
                1.84
             |                                 
            
                16,730
             |            
            
                 
             |                                       
         
    
        
            | 
                12/31/2010
             | 
            
                +0.10 / +0.81%
             |             
            
                12.70
             |           
            
                12.70
             |               
            
                12.40
             |                           
            
                12.50
             | 
            
                12.50
             |                     
            
                1.87
             |                                 
            
                9,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/30/2010
             | 
            
                +0.10 / +0.81%
             |             
            
                12.10
             |           
            
                12.50
             |               
            
                12.10
             |                           
            
                12.40
             | 
            
                12.40
             |                     
            
                1.85
             |                                 
            
                30,200
             |            
            
                 
             |                                       
         
    
        
            | 
                12/29/2010
             | 
            
                +0.20 / +1.65%
             |             
            
                12.10
             |           
            
                12.40
             |               
            
                12.10
             |                           
            
                12.30
             | 
            
                12.30
             |                     
            
                1.84
             |                                 
            
                14,520
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/28/2010
             | 
            
                0.00 / 0.00%
             |             
            
                12.40
             |           
            
                12.50
             |               
            
                12.10
             |                           
            
                12.10
             | 
            
                12.10
             |                     
            
                1.81
             |                                 
            
                18,330
             |            
            
                 
             |                                       
         
    
        
            | 
                12/27/2010
             | 
            
                0.00 / 0.00%
             |             
            
                12.40
             |           
            
                12.40
             |               
            
                12.00
             |                           
            
                12.10
             | 
            
                12.10
             |                     
            
                1.81
             |                                 
            
                18,280
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/24/2010
             | 
            
                -0.10 / -0.82%
             |             
            
                12.00
             |           
            
                12.30
             |               
            
                12.00
             |                           
            
                12.10
             | 
            
                12.10
             |                     
            
                1.81
             |                                 
            
                41,470
             |            
            
                 
             |                                       
         
    
        
            | 
                12/23/2010
             | 
            
                -0.50 / -3.94%
             |             
            
                12.90
             |           
            
                12.90
             |               
            
                12.20
             |                           
            
                12.20
             | 
            
                12.20
             |                     
            
                1.82
             |                                 
            
                19,180
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/22/2010
             | 
            
                +0.30 / +2.42%
             |             
            
                13.00
             |           
            
                13.00
             |               
            
                12.50
             |                           
            
                12.70
             | 
            
                12.70
             |                     
            
                1.90
             |                                 
            
                45,250
             |            
            
                 
             |                                       
         
    
        
            | 
                12/21/2010
             | 
            
                0.00 / 0.00%
             |             
            
                12.40
             |           
            
                12.40
             |               
            
                12.20
             |                           
            
                12.40
             | 
            
                12.40
             |                     
            
                1.85
             |                                 
            
                61,270
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/20/2010
             | 
            
                +0.30 / +2.48%
             |             
            
                12.30
             |           
            
                12.60
             |               
            
                12.30
             |                           
            
                12.40
             | 
            
                12.40
             |                     
            
                1.85
             |                                 
            
                40,440
             |            
            
                 
             |                                       
         
    
        
            | 
                12/17/2010
             | 
            
                -0.40 / -3.20%
             |             
            
                12.30
             |           
            
                12.60
             |               
            
                12.10
             |                           
            
                12.10
             | 
            
                12.10
             |                     
            
                1.81
             |                                 
            
                103,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/16/2010
             | 
            
                -0.10 / -0.79%
             |             
            
                12.70
             |           
            
                12.70
             |               
            
                12.20
             |                           
            
                12.50
             | 
            
                12.50
             |                     
            
                1.87
             |                                 
            
                37,920
             |            
            
                 
             |                                       
         
    
        
            | 
                12/15/2010
             | 
            
                +0.20 / +1.61%
             |             
            
                12.50
             |           
            
                13.00
             |               
            
                12.50
             |                           
            
                12.60
             | 
            
                12.60
             |                     
            
                1.88
             |                                 
            
                114,450
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/14/2010
             | 
            
                -0.60 / -4.62%
             |             
            
                12.60
             |           
            
                13.00
             |               
            
                12.40
             |                           
            
                12.40
             | 
            
                12.40
             |                     
            
                1.85
             |                                 
            
                173,370
             |            
            
                 
             |                                       
         
    
        
            | 
                12/13/2010
             | 
            
                +0.10 / +0.78%
             |             
            
                13.00
             |           
            
                13.50
             |               
            
                13.00
             |                           
            
                13.00
             | 
            
                13.00
             |                     
            
                1.94
             |                                 
            
                82,620
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/10/2010
             | 
            
                +0.20 / +1.57%
             |             
            
                12.80
             |           
            
                13.00
             |               
            
                12.70
             |                           
            
                12.90
             | 
            
                12.90
             |                     
            
                1.93
             |                                 
            
                71,070
             |            
            
                 
             |                                       
         
    
        
            | 
                12/9/2010
             | 
            
                -0.10 / -0.78%
             |             
            
                12.80
             |           
            
                12.90
             |               
            
                12.60
             |                           
            
                12.70
             | 
            
                12.70
             |                     
            
                1.90
             |                                 
            
                43,090
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/8/2010
             | 
            
                -0.60 / -4.48%
             |             
            
                13.00
             |           
            
                13.10
             |               
            
                12.80
             |                           
            
                12.80
             | 
            
                12.80
             |                     
            
                1.91
             |                                 
            
                242,990
             |            
            
                 
             |                                       
         
    
        
            | 
                12/7/2010
             | 
            
                -0.40 / -2.90%
             |             
            
                13.50
             |           
            
                13.80
             |               
            
                13.30
             |                           
            
                13.40
             | 
            
                13.40
             |                     
            
                2.00
             |                                 
            
                242,580
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/6/2010
             | 
            
                +0.30 / +2.22%
             |             
            
                13.50
             |           
            
                14.00
             |               
            
                13.40
             |                           
            
                13.80
             | 
            
                13.80
             |                     
            
                2.06
             |                                 
            
                155,430
             |            
            
                 
             |                                       
         
    
        
            | 
                12/3/2010
             | 
            
                +0.20 / +1.50%
             |             
            
                13.30
             |           
            
                13.80
             |               
            
                13.20
             |                           
            
                13.50
             | 
            
                13.50
             |                     
            
                2.02
             |                                 
            
                71,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/2/2010
             | 
            
                +0.60 / +4.72%
             |             
            
                12.60
             |           
            
                13.30
             |               
            
                12.60
             |                           
            
                13.30
             | 
            
                13.30
             |                     
            
                1.99
             |                                 
            
                118,740
             |            
            
                 
             |                                       
         
    
        
            | 
                12/1/2010
             | 
            
                0.00 / 0.00%
             |             
            
                12.70
             |           
            
                12.70
             |               
            
                12.40
             |                           
            
                12.70
             | 
            
                12.70
             |                     
            
                1.90
             |                                 
            
                80,770
             |  
            
                 
             |                                                              
             
    
         
    
    
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