| 
                 
                    Closing price on 6/7/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    48.50 | 
                 
                
                    | High | 
                    49.50 | 
                 
                
                    | Low | 
                    47.60 | 
                     
                
                    | Volume | 
                    388,660 | 
                                 
                
                    | Split-adjusted Price | 
                    6.06 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
HSG Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                6/7/2013
             | 
            
                -0.80 / -1.65%
             |             
            
                48.50
             |           
            
                49.50
             |               
            
                47.60
             |                           
            
                47.70
             | 
            
                47.70
             |                     
            
                6.06
             |                                 
            
                388,660
             |            
            
                 
             |                                       
         
    
        
            | 
                6/6/2013
             | 
            
                -0.30 / -0.61%
             |             
            
                48.80
             |           
            
                49.00
             |               
            
                47.60
             |                           
            
                48.50
             | 
            
                48.50
             |                     
            
                6.16
             |                                 
            
                679,940
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/5/2013
             | 
            
                +0.30 / +0.62%
             |             
            
                48.50
             |           
            
                49.20
             |               
            
                48.00
             |                           
            
                48.80
             | 
            
                48.80
             |                     
            
                6.20
             |                                 
            
                384,660
             |            
            
                 
             |                                       
         
    
        
            | 
                6/4/2013
             | 
            
                -2.50 / -4.90%
             |             
            
                51.00
             |           
            
                51.50
             |               
            
                48.50
             |                           
            
                48.50
             | 
            
                48.50
             |                     
            
                6.16
             |                                 
            
                413,390
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/3/2013
             | 
            
                +1.40 / +2.82%
             |             
            
                50.00
             |           
            
                52.00
             |               
            
                49.90
             |                           
            
                51.00
             | 
            
                51.00
             |                     
            
                6.47
             |                                 
            
                372,030
             |            
            
                 
             |                                       
         
    
        
            | 
                5/31/2013
             | 
            
                +0.10 / +0.20%
             |             
            
                50.50
             |           
            
                52.50
             |               
            
                49.60
             |                           
            
                49.60
             | 
            
                49.60
             |                     
            
                6.30
             |                                 
            
                685,220
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/30/2013
             | 
            
                -0.30 / -0.60%
             |             
            
                49.50
             |           
            
                49.80
             |               
            
                49.00
             |                           
            
                49.50
             | 
            
                49.50
             |                     
            
                6.28
             |                                 
            
                424,040
             |            
            
                 
             |                                       
         
    
        
            | 
                5/29/2013
             | 
            
                -0.10 / -0.20%
             |             
            
                50.00
             |           
            
                51.00
             |               
            
                49.00
             |                           
            
                49.80
             | 
            
                49.80
             |                     
            
                6.32
             |                                 
            
                470,670
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/28/2013
             | 
            
                -0.10 / -0.20%
             |             
            
                50.00
             |           
            
                50.50
             |               
            
                48.80
             |                           
            
                49.90
             | 
            
                49.90
             |                     
            
                6.33
             |                                 
            
                295,020
             |            
            
                 
             |                                       
         
    
        
            | 
                5/27/2013
             | 
            
                +0.60 / +1.21%
             |             
            
                50.00
             |           
            
                51.50
             |               
            
                48.70
             |                           
            
                50.00
             | 
            
                50.00
             |                     
            
                6.35
             |                                 
            
                447,130
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/24/2013
             | 
            
                +3.00 / +6.47%
             |             
            
                46.70
             |           
            
                49.60
             |               
            
                46.70
             |                           
            
                49.40
             | 
            
                49.40
             |                     
            
                6.27
             |                                 
            
                415,000
             |            
            
                 
             |                                       
         
    
        
            | 
                5/23/2013
             | 
            
                +1.20 / +2.65%
             |             
            
                45.20
             |           
            
                46.90
             |               
            
                45.10
             |                           
            
                46.40
             | 
            
                46.40
             |                     
            
                5.89
             |                                 
            
                304,270
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/22/2013
             | 
            
                +0.20 / +0.44%
             |             
            
                45.50
             |           
            
                45.50
             |               
            
                44.80
             |                           
            
                45.20
             | 
            
                45.20
             |                     
            
                5.74
             |                                 
            
                224,040
             |            
            
                 
             |                                       
         
    
        
            | 
                5/21/2013
             | 
            
                +0.10 / +0.22%
             |             
            
                45.30
             |           
            
                46.00
             |               
            
                45.00
             |                           
            
                45.00
             | 
            
                45.00
             |                     
            
                5.71
             |                                 
            
                255,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/20/2013
             | 
            
                +0.70 / +1.58%
             |             
            
                44.20
             |           
            
                44.90
             |               
            
                44.00
             |                           
            
                44.90
             | 
            
                44.90
             |                     
            
                5.70
             |                                 
            
                242,110
             |            
            
                 
             |                                       
         
    
        
            | 
                5/17/2013
             | 
            
                -0.10 / -0.23%
             |             
            
                44.30
             |           
            
                45.50
             |               
            
                43.80
             |                           
            
                44.20
             | 
            
                44.20
             |                     
            
                5.61
             |                                 
            
                274,730
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/16/2013
             | 
            
                +0.80 / +1.84%
             |             
            
                43.00
             |           
            
                44.50
             |               
            
                43.00
             |                           
            
                44.30
             | 
            
                44.30
             |                     
            
                5.62
             |                                 
            
                417,950
             |            
            
                 
             |                                       
         
    
        
            | 
                5/15/2013
             | 
            
                +0.40 / +0.93%
             |             
            
                42.70
             |           
            
                43.50
             |               
            
                42.70
             |                           
            
                43.50
             | 
            
                43.50
             |                     
            
                5.40
             |                                 
            
                226,430
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/14/2013
             | 
            
                -0.70 / -1.60%
             |             
            
                43.80
             |           
            
                43.80
             |               
            
                42.60
             |                           
            
                43.10
             | 
            
                43.10
             |                     
            
                5.35
             |                                 
            
                275,860
             |            
            
                 
             |                                       
         
    
        
            | 
                5/13/2013
             | 
            
                +1.90 / +4.53%
             |             
            
                43.80
             |           
            
                44.10
             |               
            
                43.50
             |                           
            
                43.80
             | 
            
                43.80
             |                     
            
                5.43
             |                                 
            
                459,720
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/10/2013
             | 
            
                0.00 / 0.00%
             |             
            
                42.00
             |           
            
                42.50
             |               
            
                41.60
             |                           
            
                41.90
             | 
            
                41.90
             |                     
            
                5.20
             |                                 
            
                165,120
             |            
            
                 
             |                                       
         
    
        
            | 
                5/9/2013
             | 
            
                0.00 / 0.00%
             |             
            
                41.90
             |           
            
                42.30
             |               
            
                41.50
             |                           
            
                41.90
             | 
            
                41.90
             |                     
            
                5.20
             |                                 
            
                204,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/8/2013
             | 
            
                +1.30 / +3.20%
             |             
            
                40.60
             |           
            
                42.90
             |               
            
                40.60
             |                           
            
                41.90
             | 
            
                41.90
             |                     
            
                5.20
             |                                 
            
                467,960
             |            
            
                 
             |                                       
         
    
        
            | 
                5/7/2013
             | 
            
                -0.80 / -1.93%
             |             
            
                41.50
             |           
            
                41.90
             |               
            
                40.60
             |                           
            
                40.60
             | 
            
                40.60
             |                     
            
                5.04
             |                                 
            
                335,960
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/6/2013
             | 
            
                +1.60 / +4.02%
             |             
            
                41.00
             |           
            
                41.80
             |               
            
                40.80
             |                           
            
                41.40
             | 
            
                41.40
             |                     
            
                5.13
             |                                 
            
                289,190
             |            
            
                 
             |                                       
         
    
        
            | 
                5/3/2013
             | 
            
                +0.20 / +0.51%
             |             
            
                39.60
             |           
            
                40.00
             |               
            
                39.30
             |                           
            
                39.80
             | 
            
                39.80
             |                     
            
                4.94
             |                                 
            
                203,620
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/2/2013
             | 
            
                0.00 / 0.00%
             |             
            
                39.60
             |           
            
                40.30
             |               
            
                39.30
             |                           
            
                39.60
             | 
            
                39.60
             |                     
            
                4.91
             |                                 
            
                141,630
             |            
            
                 
             |                                       
         
    
        
            | 
                4/26/2013
             | 
            
                -0.10 / -0.25%
             |             
            
                40.00
             |           
            
                40.50
             |               
            
                39.00
             |                           
            
                39.60
             | 
            
                39.60
             |                     
            
                4.91
             |                                 
            
                343,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/25/2013
             | 
            
                -0.10 / -0.25%
             |             
            
                39.70
             |           
            
                40.90
             |               
            
                39.70
             |                           
            
                39.70
             | 
            
                39.70
             |                     
            
                4.92
             |                                 
            
                419,770
             |            
            
                 
             |                                       
         
    
        
            | 
                4/24/2013
             | 
            
                +1.70 / +4.46%
             |             
            
                39.40
             |           
            
                40.70
             |               
            
                39.20
             |                           
            
                39.80
             | 
            
                39.80
             |                     
            
                4.94
             |                                 
            
                699,770
             |  
            
                 
             |                                                              
             
    
         
    
    
 |