| 
                 
                    Closing price on 8/10/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    8.70 | 
                 
                
                    | High | 
                    8.70 | 
                 
                
                    | Low | 
                    8.40 | 
                     
                
                    | Volume | 
                    107,430 | 
                                 
                
                    | Split-adjusted Price | 
                    0.94 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
HSG Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                8/10/2011
             | 
            
                +0.20 / +2.41%
             |             
            
                8.70
             |           
            
                8.70
             |               
            
                8.40
             |                           
            
                8.50
             | 
            
                8.50
             |                     
            
                0.94
             |                                 
            
                107,430
             |            
            
                 
             |                                       
         
    
        
            | 
                8/9/2011
             | 
            
                -0.40 / -4.60%
             |             
            
                8.50
             |           
            
                8.50
             |               
            
                8.30
             |                           
            
                8.30
             | 
            
                8.30
             |                     
            
                0.92
             |                                 
            
                93,890
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/8/2011
             | 
            
                -0.20 / -2.25%
             |             
            
                8.90
             |           
            
                8.90
             |               
            
                8.60
             |                           
            
                8.70
             | 
            
                8.70
             |                     
            
                0.96
             |                                 
            
                38,600
             |            
            
                 
             |                                       
         
    
        
            | 
                8/5/2011
             | 
            
                -0.20 / -2.20%
             |             
            
                9.00
             |           
            
                9.10
             |               
            
                8.90
             |                           
            
                8.90
             | 
            
                8.90
             |                     
            
                0.99
             |                                 
            
                83,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/4/2011
             | 
            
                +0.40 / +4.60%
             |             
            
                9.00
             |           
            
                9.10
             |               
            
                8.70
             |                           
            
                9.10
             | 
            
                9.10
             |                     
            
                1.01
             |                                 
            
                79,140
             |            
            
                 
             |                                       
         
    
        
            | 
                8/3/2011
             | 
            
                -0.20 / -2.25%
             |             
            
                8.70
             |           
            
                8.90
             |               
            
                8.70
             |                           
            
                8.70
             | 
            
                8.70
             |                     
            
                0.96
             |                                 
            
                69,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/2/2011
             | 
            
                0.00 / 0.00%
             |             
            
                8.90
             |           
            
                9.00
             |               
            
                8.80
             |                           
            
                8.90
             | 
            
                8.90
             |                     
            
                0.99
             |                                 
            
                74,920
             |            
            
                 
             |                                       
         
    
        
            | 
                8/1/2011
             | 
            
                -0.10 / -1.11%
             |             
            
                9.00
             |           
            
                9.10
             |               
            
                8.90
             |                           
            
                8.90
             | 
            
                8.90
             |                     
            
                0.99
             |                                 
            
                67,220
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/29/2011
             | 
            
                0.00 / 0.00%
             |             
            
                8.90
             |           
            
                9.00
             |               
            
                8.80
             |                           
            
                9.00
             | 
            
                9.00
             |                     
            
                1.00
             |                                 
            
                112,240
             |            
            
                 
             |                                       
         
    
        
            | 
                7/28/2011
             | 
            
                -0.10 / -1.10%
             |             
            
                9.20
             |           
            
                9.30
             |               
            
                9.00
             |                           
            
                9.00
             | 
            
                9.00
             |                     
            
                1.00
             |                                 
            
                31,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/27/2011
             | 
            
                +0.10 / +1.11%
             |             
            
                9.10
             |           
            
                9.10
             |               
            
                8.90
             |                           
            
                9.10
             | 
            
                9.10
             |                     
            
                1.01
             |                                 
            
                155,600
             |            
            
                 
             |                                       
         
    
        
            | 
                7/26/2011
             | 
            
                +0.20 / +2.27%
             |             
            
                8.80
             |           
            
                9.00
             |               
            
                8.80
             |                           
            
                9.00
             | 
            
                9.00
             |                     
            
                1.00
             |                                 
            
                55,780
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/25/2011
             | 
            
                -0.20 / -2.22%
             |             
            
                8.90
             |           
            
                9.00
             |               
            
                8.70
             |                           
            
                8.80
             | 
            
                8.80
             |                     
            
                0.97
             |                                 
            
                124,670
             |            
            
                 
             |                                       
         
    
        
            | 
                7/22/2011
             | 
            
                -0.30 / -3.23%
             |             
            
                9.30
             |           
            
                9.30
             |               
            
                9.00
             |                           
            
                9.00
             | 
            
                9.00
             |                     
            
                1.00
             |                                 
            
                235,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/21/2011
             | 
            
                0.00 / 0.00%
             |             
            
                9.30
             |           
            
                9.40
             |               
            
                9.10
             |                           
            
                9.30
             | 
            
                9.30
             |                     
            
                1.03
             |                                 
            
                56,470
             |            
            
                 
             |                                       
         
    
        
            | 
                7/20/2011
             | 
            
                +0.40 / +4.49%
             |             
            
                9.00
             |           
            
                9.30
             |               
            
                9.00
             |                           
            
                9.30
             | 
            
                9.30
             |                     
            
                1.03
             |                                 
            
                119,740
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/19/2011
             | 
            
                -0.20 / -2.20%
             |             
            
                9.10
             |           
            
                9.10
             |               
            
                8.90
             |                           
            
                8.90
             | 
            
                8.90
             |                     
            
                0.99
             |                                 
            
                179,380
             |            
            
                 
             |                                       
         
    
        
            | 
                7/18/2011
             | 
            
                -0.20 / -2.15%
             |             
            
                9.20
             |           
            
                9.20
             |               
            
                9.00
             |                           
            
                9.10
             | 
            
                9.10
             |                     
            
                1.01
             |                                 
            
                139,850
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/15/2011
             | 
            
                -0.10 / -1.06%
             |             
            
                9.30
             |           
            
                9.30
             |               
            
                9.20
             |                           
            
                9.30
             | 
            
                9.30
             |                     
            
                1.03
             |                                 
            
                108,190
             |            
            
                 
             |                                       
         
    
        
            | 
                7/14/2011
             | 
            
                0.00 / 0.00%
             |             
            
                9.40
             |           
            
                9.40
             |               
            
                9.20
             |                           
            
                9.40
             | 
            
                9.40
             |                     
            
                1.04
             |                                 
            
                26,690
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/13/2011
             | 
            
                +0.30 / +3.30%
             |             
            
                9.20
             |           
            
                9.40
             |               
            
                9.00
             |                           
            
                9.40
             | 
            
                9.40
             |                     
            
                1.04
             |                                 
            
                115,210
             |            
            
                 
             |                                       
         
    
        
            | 
                7/12/2011
             | 
            
                -0.40 / -4.21%
             |             
            
                9.40
             |           
            
                9.50
             |               
            
                9.10
             |                           
            
                9.10
             | 
            
                9.10
             |                     
            
                1.01
             |                                 
            
                112,730
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/11/2011
             | 
            
                -0.20 / -2.06%
             |             
            
                9.70
             |           
            
                9.70
             |               
            
                9.50
             |                           
            
                9.50
             | 
            
                9.50
             |                     
            
                1.05
             |                                 
            
                73,260
             |            
            
                 
             |                                       
         
    
        
            | 
                7/8/2011
             | 
            
                -0.20 / -2.02%
             |             
            
                9.90
             |           
            
                9.90
             |               
            
                9.70
             |                           
            
                9.70
             | 
            
                9.70
             |                     
            
                1.07
             |                                 
            
                115,080
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/7/2011
             | 
            
                0.00 / 0.00%
             |             
            
                10.00
             |           
            
                10.00
             |               
            
                9.80
             |                           
            
                9.90
             | 
            
                9.90
             |                     
            
                1.10
             |                                 
            
                131,220
             |            
            
                 
             |                                       
         
    
        
            | 
                7/6/2011
             | 
            
                -0.20 / -1.98%
             |             
            
                10.40
             |           
            
                10.40
             |               
            
                9.80
             |                           
            
                9.90
             | 
            
                9.90
             |                     
            
                1.10
             |                                 
            
                74,250
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/5/2011
             | 
            
                +0.10 / +1.00%
             |             
            
                10.50
             |           
            
                10.50
             |               
            
                10.00
             |                           
            
                10.10
             | 
            
                10.10
             |                     
            
                1.12
             |                                 
            
                165,170
             |            
            
                 
             |                                       
         
    
        
            | 
                7/4/2011
             | 
            
                0.00 / 0.00%
             |             
            
                10.00
             |           
            
                10.10
             |               
            
                9.80
             |                           
            
                10.00
             | 
            
                10.00
             |                     
            
                1.11
             |                                 
            
                16,140
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/1/2011
             | 
            
                -0.20 / -1.96%
             |             
            
                10.20
             |           
            
                10.30
             |               
            
                10.00
             |                           
            
                10.00
             | 
            
                10.00
             |                     
            
                1.11
             |                                 
            
                71,520
             |            
            
                 
             |                                       
         
    
        
            | 
                6/30/2011
             | 
            
                -0.30 / -2.86%
             |             
            
                10.80
             |           
            
                10.80
             |               
            
                10.20
             |                           
            
                10.20
             | 
            
                10.20
             |                     
            
                1.13
             |                                 
            
                41,050
             |  
            
                 
             |                                                              
             
    
         
    
    
 |