| 
                 
                    Closing price on 9/14/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    21.70 | 
                 
                
                    | High | 
                    21.70 | 
                 
                
                    | Low | 
                    20.60 | 
                     
                
                    | Volume | 
                    3,840 | 
                                 
                
                    | Split-adjusted Price | 
                    2.47 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
HDC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                9/14/2011
             | 
            
                0.00 / 0.00%
             |             
            
                21.70
             |           
            
                21.70
             |               
            
                20.60
             |                           
            
                20.80
             | 
            
                20.80
             |                     
            
                2.47
             |                                 
            
                3,840
             |            
            
                 
             |                                       
         
    
        
            | 
                9/13/2011
             | 
            
                +0.80 / +4.00%
             |             
            
                21.00
             |           
            
                21.00
             |               
            
                20.20
             |                           
            
                20.80
             | 
            
                20.80
             |                     
            
                2.47
             |                                 
            
                13,460
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/12/2011
             | 
            
                +0.50 / +2.56%
             |             
            
                18.80
             |           
            
                20.00
             |               
            
                18.80
             |                           
            
                20.00
             | 
            
                20.00
             |                     
            
                2.38
             |                                 
            
                20
             |            
            
                 
             |                                       
         
    
        
            | 
                9/9/2011
             | 
            
                +0.20 / +1.04%
             |             
            
                19.30
             |           
            
                19.50
             |               
            
                19.00
             |                           
            
                19.50
             | 
            
                19.50
             |                     
            
                2.32
             |                                 
            
                29,150
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/8/2011
             | 
            
                +0.10 / +0.52%
             |             
            
                19.90
             |           
            
                19.90
             |               
            
                19.20
             |                           
            
                19.30
             | 
            
                19.30
             |                     
            
                2.29
             |                                 
            
                13,980
             |            
            
                 
             |                                       
         
    
        
            | 
                9/7/2011
             | 
            
                +0.20 / +1.05%
             |             
            
                19.90
             |           
            
                19.90
             |               
            
                19.10
             |                           
            
                19.20
             | 
            
                19.20
             |                     
            
                2.28
             |                                 
            
                3,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/6/2011
             | 
            
                -0.10 / -0.52%
             |             
            
                19.10
             |           
            
                19.10
             |               
            
                19.00
             |                           
            
                19.00
             | 
            
                19.00
             |                     
            
                2.26
             |                                 
            
                19,580
             |            
            
                 
             |                                       
         
    
        
            | 
                9/5/2011
             | 
            
                -0.90 / -4.50%
             |             
            
                20.00
             |           
            
                20.00
             |               
            
                19.10
             |                           
            
                19.10
             | 
            
                19.10
             |                     
            
                2.27
             |                                 
            
                20,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/1/2011
             | 
            
                -0.40 / -1.96%
             |             
            
                20.00
             |           
            
                20.50
             |               
            
                20.00
             |                           
            
                20.00
             | 
            
                20.00
             |                     
            
                2.38
             |                                 
            
                7,180
             |            
            
                 
             |                                       
         
    
        
            | 
                8/31/2011
             | 
            
                +0.50 / +2.51%
             |             
            
                19.50
             |           
            
                20.40
             |               
            
                19.50
             |                           
            
                20.40
             | 
            
                20.40
             |                     
            
                2.43
             |                                 
            
                14,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/30/2011
             | 
            
                +0.90 / +4.74%
             |             
            
                19.90
             |           
            
                19.90
             |               
            
                19.80
             |                           
            
                19.90
             | 
            
                19.90
             |                     
            
                2.37
             |                                 
            
                14,890
             |            
            
                 
             |                                       
         
    
        
            | 
                8/29/2011
             | 
            
                +0.50 / +2.70%
             |             
            
                18.90
             |           
            
                19.00
             |               
            
                18.80
             |                           
            
                19.00
             | 
            
                19.00
             |                     
            
                2.26
             |                                 
            
                8,730
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/26/2011
             | 
            
                0.00 / 0.00%
             |             
            
                18.50
             |           
            
                18.50
             |               
            
                18.20
             |                           
            
                18.50
             | 
            
                18.50
             |                     
            
                2.20
             |                                 
            
                9,900
             |            
            
                 
             |                                       
         
    
        
            | 
                8/25/2011
             | 
            
                +0.30 / +1.65%
             |             
            
                17.40
             |           
            
                18.50
             |               
            
                17.40
             |                           
            
                18.50
             | 
            
                18.50
             |                     
            
                2.20
             |                                 
            
                1,680
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/24/2011
             | 
            
                0.00 / 0.00%
             |             
            
                17.80
             |           
            
                18.20
             |               
            
                17.80
             |                           
            
                18.20
             | 
            
                18.20
             |                     
            
                2.16
             |                                 
            
                48,760
             |            
            
                 
             |                                       
         
    
        
            | 
                8/23/2011
             | 
            
                0.00 / 0.00%
             |             
            
                18.20
             |           
            
                18.20
             |               
            
                18.00
             |                           
            
                18.20
             | 
            
                18.20
             |                     
            
                2.16
             |                                 
            
                16,280
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/22/2011
             | 
            
                +0.70 / +4.00%
             |             
            
                17.50
             |           
            
                18.20
             |               
            
                17.50
             |                           
            
                18.20
             | 
            
                18.20
             |                     
            
                2.16
             |                                 
            
                11,030
             |            
            
                 
             |                                       
         
    
        
            | 
                8/19/2011
             | 
            
                0.00 / 0.00%
             |             
            
                16.80
             |           
            
                17.50
             |               
            
                16.80
             |                           
            
                17.50
             | 
            
                17.50
             |                     
            
                2.08
             |                                 
            
                27,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/18/2011
             | 
            
                +0.10 / +0.57%
             |             
            
                17.40
             |           
            
                17.60
             |               
            
                17.40
             |                           
            
                17.50
             | 
            
                17.50
             |                     
            
                2.08
             |                                 
            
                33,340
             |            
            
                 
             |                                       
         
    
        
            | 
                8/17/2011
             | 
            
                +0.60 / +3.57%
             |             
            
                17.00
             |           
            
                17.40
             |               
            
                17.00
             |                           
            
                17.40
             | 
            
                17.40
             |                     
            
                2.07
             |                                 
            
                9,670
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/16/2011
             | 
            
                0.00 / 0.00%
             |             
            
                16.30
             |           
            
                16.80
             |               
            
                16.30
             |                           
            
                16.80
             | 
            
                16.80
             |                     
            
                2.00
             |                                 
            
                330
             |            
            
                 
             |                                       
         
    
        
            | 
                8/15/2011
             | 
            
                0.00 / 0.00%
             |             
            
                16.80
             |           
            
                16.80
             |               
            
                16.80
             |                           
            
                16.80
             | 
            
                16.80
             |                     
            
                2.00
             |                                 
            
                500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/12/2011
             | 
            
                +0.30 / +1.82%
             |             
            
                16.50
             |           
            
                16.80
             |               
            
                16.50
             |                           
            
                16.80
             | 
            
                16.80
             |                     
            
                2.00
             |                                 
            
                89,224
             |            
            
                 
             |                                       
         
    
        
            | 
                8/11/2011
             | 
            
                0.00 / 0.00%
             |             
            
                16.50
             |           
            
                16.50
             |               
            
                16.50
             |                           
            
                16.50
             | 
            
                16.50
             |                     
            
                1.96
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/10/2011
             | 
            
                0.00 / 0.00%
             |             
            
                16.00
             |           
            
                16.90
             |               
            
                16.00
             |                           
            
                16.50
             | 
            
                16.50
             |                     
            
                1.96
             |                                 
            
                3,640
             |            
            
                 
             |                                       
         
    
        
            | 
                8/9/2011
             | 
            
                -0.30 / -1.79%
             |             
            
                16.00
             |           
            
                16.50
             |               
            
                16.00
             |                           
            
                16.50
             | 
            
                16.50
             |                     
            
                1.96
             |                                 
            
                800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/8/2011
             | 
            
                0.00 / 0.00%
             |             
            
                16.80
             |           
            
                16.80
             |               
            
                16.80
             |                           
            
                16.80
             | 
            
                16.80
             |                     
            
                2.00
             |                                 
            
                50
             |            
            
                 
             |                                       
         
    
        
            | 
                8/5/2011
             | 
            
                -0.70 / -4.00%
             |             
            
                16.80
             |           
            
                16.80
             |               
            
                16.80
             |                           
            
                16.80
             | 
            
                16.80
             |                     
            
                2.00
             |                                 
            
                1,490
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/4/2011
             | 
            
                +0.50 / +2.94%
             |             
            
                16.90
             |           
            
                17.50
             |               
            
                16.90
             |                           
            
                17.50
             | 
            
                17.50
             |                     
            
                2.08
             |                                 
            
                2,410
             |            
            
                 
             |                                       
         
    
        
            | 
                8/3/2011
             | 
            
                0.00 / 0.00%
             |             
            
                16.90
             |           
            
                17.00
             |               
            
                16.90
             |                           
            
                17.00
             | 
            
                17.00
             |                     
            
                2.02
             |                                 
            
                1,500
             |  
            
                 
             |                                                              
             
    
         
    
    
 |