| 
                 
                    Closing price on 4/25/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    13.70 | 
                 
                
                    | High | 
                    14.00 | 
                 
                
                    | Low | 
                    13.70 | 
                     
                
                    | Volume | 
                    251,480 | 
                                 
                
                    | Split-adjusted Price | 
                    1.55 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
HSG Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                4/25/2011
             | 
            
                +0.20 / +1.45%
             |             
            
                13.70
             |           
            
                14.00
             |               
            
                13.70
             |                           
            
                14.00
             | 
            
                14.00
             |                     
            
                1.55
             |                                 
            
                251,480
             |            
            
                 
             |                                       
         
    
        
            | 
                4/22/2011
             | 
            
                -0.10 / -0.72%
             |             
            
                13.90
             |           
            
                14.00
             |               
            
                13.60
             |                           
            
                13.80
             | 
            
                13.80
             |                     
            
                1.53
             |                                 
            
                285,730
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/21/2011
             | 
            
                +0.10 / +0.72%
             |             
            
                14.00
             |           
            
                14.00
             |               
            
                13.60
             |                           
            
                13.90
             | 
            
                13.90
             |                     
            
                1.54
             |                                 
            
                282,250
             |            
            
                 
             |                                       
         
    
        
            | 
                4/20/2011
             | 
            
                +0.10 / +0.73%
             |             
            
                13.50
             |           
            
                13.80
             |               
            
                13.50
             |                           
            
                13.80
             | 
            
                13.80
             |                     
            
                1.53
             |                                 
            
                115,160
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/19/2011
             | 
            
                -0.10 / -0.72%
             |             
            
                13.70
             |           
            
                13.80
             |               
            
                13.50
             |                           
            
                13.70
             | 
            
                13.70
             |                     
            
                1.52
             |                                 
            
                92,720
             |            
            
                 
             |                                       
         
    
        
            | 
                4/18/2011
             | 
            
                -0.20 / -1.43%
             |             
            
                14.00
             |           
            
                14.00
             |               
            
                13.60
             |                           
            
                13.80
             | 
            
                13.80
             |                     
            
                1.53
             |                                 
            
                122,290
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/15/2011
             | 
            
                0.00 / 0.00%
             |             
            
                14.00
             |           
            
                14.00
             |               
            
                13.80
             |                           
            
                14.00
             | 
            
                14.00
             |                     
            
                1.55
             |                                 
            
                87,420
             |            
            
                 
             |                                       
         
    
        
            | 
                4/14/2011
             | 
            
                -0.20 / -1.41%
             |             
            
                14.20
             |           
            
                14.20
             |               
            
                13.90
             |                           
            
                14.00
             | 
            
                14.00
             |                     
            
                1.55
             |                                 
            
                140,580
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/13/2011
             | 
            
                -0.20 / -1.39%
             |             
            
                14.40
             |           
            
                14.40
             |               
            
                14.10
             |                           
            
                14.20
             | 
            
                14.20
             |                     
            
                1.57
             |                                 
            
                89,960
             |            
            
                 
             |                                       
         
    
        
            | 
                4/8/2011
             | 
            
                0.00 / 0.00%
             |             
            
                14.40
             |           
            
                14.40
             |               
            
                14.20
             |                           
            
                14.40
             | 
            
                14.40
             |                     
            
                1.59
             |                                 
            
                97,020
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/7/2011
             | 
            
                -0.10 / -0.69%
             |             
            
                14.20
             |           
            
                14.40
             |               
            
                14.20
             |                           
            
                14.40
             | 
            
                14.40
             |                     
            
                1.59
             |                                 
            
                103,310
             |            
            
                 
             |                                       
         
    
        
            | 
                4/6/2011
             | 
            
                +0.30 / +2.11%
             |             
            
                14.30
             |           
            
                14.50
             |               
            
                14.00
             |                           
            
                14.50
             | 
            
                14.50
             |                     
            
                1.60
             |                                 
            
                180,220
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/5/2011
             | 
            
                -0.20 / -1.39%
             |             
            
                14.40
             |           
            
                14.40
             |               
            
                14.00
             |                           
            
                14.20
             | 
            
                14.20
             |                     
            
                1.57
             |                                 
            
                172,950
             |            
            
                 
             |                                       
         
    
        
            | 
                4/4/2011
             | 
            
                -0.30 / -2.04%
             |             
            
                14.70
             |           
            
                14.70
             |               
            
                14.20
             |                           
            
                14.40
             | 
            
                14.40
             |                     
            
                1.59
             |                                 
            
                150,410
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/1/2011
             | 
            
                +0.20 / +1.38%
             |             
            
                14.50
             |           
            
                14.70
             |               
            
                14.20
             |                           
            
                14.70
             | 
            
                14.70
             |                     
            
                1.57
             |                                 
            
                243,280
             |            
            
                 
             |                                       
         
    
        
            | 
                3/31/2011
             | 
            
                +0.30 / +2.11%
             |             
            
                14.40
             |           
            
                14.50
             |               
            
                14.10
             |                           
            
                14.50
             | 
            
                14.50
             |                     
            
                1.55
             |                                 
            
                251,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/30/2011
             | 
            
                0.00 / 0.00%
             |             
            
                14.10
             |           
            
                14.40
             |               
            
                14.00
             |                           
            
                14.20
             | 
            
                14.20
             |                     
            
                1.52
             |                                 
            
                203,330
             |            
            
                 
             |                                       
         
    
        
            | 
                3/29/2011
             | 
            
                -0.10 / -0.70%
             |             
            
                14.40
             |           
            
                14.40
             |               
            
                14.10
             |                           
            
                14.20
             | 
            
                14.20
             |                     
            
                1.52
             |                                 
            
                137,470
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/28/2011
             | 
            
                -0.20 / -1.38%
             |             
            
                14.50
             |           
            
                14.80
             |               
            
                14.30
             |                           
            
                14.30
             | 
            
                14.30
             |                     
            
                1.53
             |                                 
            
                131,640
             |            
            
                 
             |                                       
         
    
        
            | 
                3/25/2011
             | 
            
                -0.10 / -0.68%
             |             
            
                15.00
             |           
            
                15.00
             |               
            
                14.50
             |                           
            
                14.50
             | 
            
                14.50
             |                     
            
                1.55
             |                                 
            
                85,650
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/24/2011
             | 
            
                -0.20 / -1.35%
             |             
            
                14.90
             |           
            
                14.90
             |               
            
                14.60
             |                           
            
                14.60
             | 
            
                14.60
             |                     
            
                1.56
             |                                 
            
                79,500
             |            
            
                 
             |                                       
         
    
        
            | 
                3/23/2011
             | 
            
                0.00 / 0.00%
             |             
            
                14.80
             |           
            
                14.80
             |               
            
                14.60
             |                           
            
                14.80
             | 
            
                14.80
             |                     
            
                1.58
             |                                 
            
                89,130
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/22/2011
             | 
            
                -0.30 / -1.99%
             |             
            
                14.90
             |           
            
                15.10
             |               
            
                14.80
             |                           
            
                14.80
             | 
            
                14.80
             |                     
            
                1.58
             |                                 
            
                137,760
             |            
            
                 
             |                                       
         
    
        
            | 
                3/21/2011
             | 
            
                0.00 / 0.00%
             |             
            
                15.50
             |           
            
                15.50
             |               
            
                15.00
             |                           
            
                15.10
             | 
            
                15.10
             |                     
            
                1.61
             |                                 
            
                106,610
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/18/2011
             | 
            
                +0.10 / +0.67%
             |             
            
                15.10
             |           
            
                15.30
             |               
            
                14.80
             |                           
            
                15.10
             | 
            
                15.10
             |                     
            
                1.61
             |                                 
            
                255,310
             |            
            
                 
             |                                       
         
    
        
            | 
                3/17/2011
             | 
            
                +0.70 / +4.90%
             |             
            
                14.50
             |           
            
                15.00
             |               
            
                14.40
             |                           
            
                15.00
             | 
            
                15.00
             |                     
            
                1.60
             |                                 
            
                247,620
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/16/2011
             | 
            
                -0.30 / -2.05%
             |             
            
                14.50
             |           
            
                14.60
             |               
            
                14.20
             |                           
            
                14.30
             | 
            
                14.30
             |                     
            
                1.53
             |                                 
            
                325,890
             |            
            
                 
             |                                       
         
    
        
            | 
                3/15/2011
             | 
            
                -0.20 / -1.35%
             |             
            
                14.80
             |           
            
                15.00
             |               
            
                14.40
             |                           
            
                14.60
             | 
            
                14.60
             |                     
            
                1.56
             |                                 
            
                104,460
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/14/2011
             | 
            
                -0.70 / -4.52%
             |             
            
                15.90
             |           
            
                15.90
             |               
            
                14.80
             |                           
            
                14.80
             | 
            
                14.80
             |                     
            
                1.58
             |                                 
            
                415,150
             |            
            
                 
             |                                       
         
    
        
            | 
                3/11/2011
             | 
            
                +0.70 / +4.73%
             |             
            
                15.50
             |           
            
                15.50
             |               
            
                15.40
             |                           
            
                15.50
             | 
            
                15.50
             |                     
            
                1.66
             |                                 
            
                454,600
             |  
            
                 
             |                                                              
             
    
         
    
    
 |