| 
                 
                    Closing price on 3/7/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    14.80 | 
                 
                
                    | High | 
                    14.80 | 
                 
                
                    | Low | 
                    14.30 | 
                     
                
                    | Volume | 
                    282,990 | 
                                 
                
                    | Split-adjusted Price | 
                    1.58 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
HSG Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                3/7/2011
             | 
            
                +0.40 / +2.78%
             |             
            
                14.80
             |           
            
                14.80
             |               
            
                14.30
             |                           
            
                14.80
             | 
            
                14.80
             |                     
            
                1.58
             |                                 
            
                282,990
             |            
            
                 
             |                                       
         
    
        
            | 
                3/4/2011
             | 
            
                -0.10 / -0.69%
             |             
            
                14.40
             |           
            
                14.60
             |               
            
                14.30
             |                           
            
                14.40
             | 
            
                14.40
             |                     
            
                1.54
             |                                 
            
                307,630
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/3/2011
             | 
            
                -0.50 / -3.33%
             |             
            
                14.50
             |           
            
                14.90
             |               
            
                14.50
             |                           
            
                14.50
             | 
            
                14.50
             |                     
            
                1.55
             |                                 
            
                214,280
             |            
            
                 
             |                                       
         
    
        
            | 
                3/2/2011
             | 
            
                -0.70 / -4.46%
             |             
            
                15.80
             |           
            
                15.80
             |               
            
                15.00
             |                           
            
                15.00
             | 
            
                15.00
             |                     
            
                1.60
             |                                 
            
                390,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/1/2011
             | 
            
                0.00 / 0.00%
             |             
            
                15.90
             |           
            
                15.90
             |               
            
                15.60
             |                           
            
                15.70
             | 
            
                15.70
             |                     
            
                1.68
             |                                 
            
                175,240
             |            
            
                 
             |                                       
         
    
        
            | 
                2/28/2011
             | 
            
                0.00 / 0.00%
             |             
            
                15.80
             |           
            
                16.00
             |               
            
                15.60
             |                           
            
                15.70
             | 
            
                15.70
             |                     
            
                1.68
             |                                 
            
                341,560
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/25/2011
             | 
            
                +0.20 / +1.29%
             |             
            
                15.80
             |           
            
                15.80
             |               
            
                15.50
             |                           
            
                15.70
             | 
            
                15.70
             |                     
            
                1.68
             |                                 
            
                89,590
             |            
            
                 
             |                                       
         
    
        
            | 
                2/24/2011
             | 
            
                0.00 / 0.00%
             |             
            
                15.50
             |           
            
                15.50
             |               
            
                15.20
             |                           
            
                15.50
             | 
            
                15.50
             |                     
            
                1.66
             |                                 
            
                236,720
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/23/2011
             | 
            
                +0.30 / +1.97%
             |             
            
                15.20
             |           
            
                15.80
             |               
            
                15.20
             |                           
            
                15.50
             | 
            
                15.50
             |                     
            
                1.66
             |                                 
            
                259,060
             |            
            
                 
             |                                       
         
    
        
            | 
                2/22/2011
             | 
            
                -0.80 / -5.00%
             |             
            
                15.20
             |           
            
                15.70
             |               
            
                15.20
             |                           
            
                15.20
             | 
            
                15.20
             |                     
            
                1.63
             |                                 
            
                584,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/21/2011
             | 
            
                -0.80 / -4.76%
             |             
            
                16.10
             |           
            
                16.10
             |               
            
                16.00
             |                           
            
                16.00
             | 
            
                16.00
             |                     
            
                1.71
             |                                 
            
                316,600
             |            
            
                 
             |                                       
         
    
        
            | 
                2/18/2011
             | 
            
                -0.80 / -4.55%
             |             
            
                17.30
             |           
            
                17.50
             |               
            
                16.80
             |                           
            
                16.80
             | 
            
                16.80
             |                     
            
                1.80
             |                                 
            
                355,590
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/17/2011
             | 
            
                -0.40 / -2.22%
             |             
            
                17.60
             |           
            
                17.90
             |               
            
                17.60
             |                           
            
                17.60
             | 
            
                17.60
             |                     
            
                1.88
             |                                 
            
                118,230
             |            
            
                 
             |                                       
         
    
        
            | 
                2/16/2011
             | 
            
                -0.20 / -1.10%
             |             
            
                18.20
             |           
            
                18.30
             |               
            
                18.00
             |                           
            
                18.00
             | 
            
                18.00
             |                     
            
                1.92
             |                                 
            
                256,080
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/15/2011
             | 
            
                -0.10 / -0.55%
             |             
            
                18.40
             |           
            
                18.40
             |               
            
                18.10
             |                           
            
                18.20
             | 
            
                18.20
             |                     
            
                1.95
             |                                 
            
                140,180
             |            
            
                 
             |                                       
         
    
        
            | 
                2/14/2011
             | 
            
                +0.30 / +1.67%
             |             
            
                18.00
             |           
            
                18.80
             |               
            
                18.00
             |                           
            
                18.30
             | 
            
                18.30
             |                     
            
                1.96
             |                                 
            
                382,830
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/11/2011
             | 
            
                0.00 / 0.00%
             |             
            
                17.80
             |           
            
                18.20
             |               
            
                17.70
             |                           
            
                18.00
             | 
            
                18.00
             |                     
            
                1.92
             |                                 
            
                156,130
             |            
            
                 
             |                                       
         
    
        
            | 
                2/10/2011
             | 
            
                +0.10 / +0.56%
             |             
            
                17.90
             |           
            
                18.20
             |               
            
                17.80
             |                           
            
                18.00
             | 
            
                18.00
             |                     
            
                1.92
             |                                 
            
                160,420
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/9/2011
             | 
            
                0.00 / 0.00%
             |             
            
                17.90
             |           
            
                18.70
             |               
            
                17.90
             |                           
            
                17.90
             | 
            
                17.90
             |                     
            
                1.91
             |                                 
            
                91,680
             |            
            
                 
             |                                       
         
    
        
            | 
                2/8/2011
             | 
            
                +0.10 / +0.56%
             |             
            
                17.80
             |           
            
                17.90
             |               
            
                17.80
             |                           
            
                17.90
             | 
            
                17.90
             |                     
            
                1.91
             |                                 
            
                63,190
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/28/2011
             | 
            
                -0.40 / -2.20%
             |             
            
                18.20
             |           
            
                18.20
             |               
            
                17.80
             |                           
            
                17.80
             | 
            
                17.80
             |                     
            
                1.90
             |                                 
            
                278,220
             |            
            
                 
             |                                       
         
    
        
            | 
                1/27/2011
             | 
            
                +0.50 / +2.82%
             |             
            
                18.20
             |           
            
                18.20
             |               
            
                17.70
             |                           
            
                18.20
             | 
            
                18.20
             |                     
            
                1.95
             |                                 
            
                203,430
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/26/2011
             | 
            
                0.00 / 0.00%
             |             
            
                18.10
             |           
            
                18.40
             |               
            
                17.60
             |                           
            
                17.70
             | 
            
                17.70
             |                     
            
                1.89
             |                                 
            
                83,240
             |            
            
                 
             |                                       
         
    
        
            | 
                1/25/2011
             | 
            
                -0.30 / -1.67%
             |             
            
                17.90
             |           
            
                17.90
             |               
            
                17.50
             |                           
            
                17.70
             | 
            
                17.70
             |                     
            
                1.89
             |                                 
            
                260,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/24/2011
             | 
            
                -0.20 / -1.10%
             |             
            
                18.10
             |           
            
                18.80
             |               
            
                17.80
             |                           
            
                18.00
             | 
            
                18.00
             |                     
            
                1.92
             |                                 
            
                119,410
             |            
            
                 
             |                                       
         
    
        
            | 
                1/21/2011
             | 
            
                -0.50 / -2.67%
             |             
            
                19.00
             |           
            
                19.00
             |               
            
                18.20
             |                           
            
                18.20
             | 
            
                18.20
             |                     
            
                1.95
             |                                 
            
                216,420
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/20/2011
             | 
            
                +0.40 / +2.19%
             |             
            
                17.80
             |           
            
                19.20
             |               
            
                17.80
             |                           
            
                18.70
             | 
            
                18.70
             |                     
            
                2.00
             |                                 
            
                362,740
             |            
            
                 
             |                                       
         
    
        
            | 
                1/19/2011
             | 
            
                +0.30 / +1.67%
             |             
            
                17.80
             |           
            
                18.40
             |               
            
                17.80
             |                           
            
                18.30
             | 
            
                18.30
             |                     
            
                1.96
             |                                 
            
                266,760
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/18/2011
             | 
            
                -0.30 / -1.64%
             |             
            
                18.50
             |           
            
                18.50
             |               
            
                18.00
             |                           
            
                18.00
             | 
            
                18.00
             |                     
            
                1.92
             |                                 
            
                175,920
             |            
            
                 
             |                                       
         
    
        
            | 
                1/17/2011
             | 
            
                -0.50 / -2.66%
             |             
            
                17.90
             |           
            
                19.00
             |               
            
                17.90
             |                           
            
                18.30
             | 
            
                18.30
             |                     
            
                1.96
             |                                 
            
                134,930
             |  
            
                 
             |                                                              
             
    
         
    
    
 |