| 
                 
                    Closing price on 7/23/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    5.10 | 
                 
                
                    | High | 
                    5.10 | 
                 
                
                    | Low | 
                    4.90 | 
                     
                
                    | Volume | 
                    345,800 | 
                                 
                
                    | Split-adjusted Price | 
                    2.02 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
VGS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                7/23/2013
             | 
            
                -0.10 / -1.96%
             |             
            
                5.10
             |           
            
                5.10
             |               
            
                4.90
             |                           
            
                5.00
             | 
            
                4.98
             |                     
            
                2.02
             |                                 
            
                345,800
             |            
            
                 
             |                                       
         
    
        
            | 
                7/22/2013
             | 
            
                0.00 / 0.00%
             |             
            
                5.10
             |           
            
                5.10
             |               
            
                5.00
             |                           
            
                5.10
             | 
            
                5.06
             |                     
            
                2.06
             |                                 
            
                151,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/19/2013
             | 
            
                0.00 / 0.00%
             |             
            
                5.00
             |           
            
                5.10
             |               
            
                5.00
             |                           
            
                5.10
             | 
            
                5.10
             |                     
            
                2.06
             |                                 
            
                262,100
             |            
            
                 
             |                                       
         
    
        
            | 
                7/18/2013
             | 
            
                -0.10 / -1.92%
             |             
            
                5.20
             |           
            
                5.20
             |               
            
                5.00
             |                           
            
                5.10
             | 
            
                5.12
             |                     
            
                2.06
             |                                 
            
                316,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/17/2013
             | 
            
                0.00 / 0.00%
             |             
            
                5.20
             |           
            
                5.30
             |               
            
                5.10
             |                           
            
                5.20
             | 
            
                5.18
             |                     
            
                2.10
             |                                 
            
                190,400
             |            
            
                 
             |                                       
         
    
        
            | 
                7/16/2013
             | 
            
                0.00 / 0.00%
             |             
            
                5.20
             |           
            
                5.20
             |               
            
                5.10
             |                           
            
                5.20
             | 
            
                5.19
             |                     
            
                2.10
             |                                 
            
                119,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/15/2013
             | 
            
                -0.10 / -1.89%
             |             
            
                5.20
             |           
            
                5.30
             |               
            
                5.10
             |                           
            
                5.20
             | 
            
                5.19
             |                     
            
                2.10
             |                                 
            
                324,300
             |            
            
                 
             |                                       
         
    
        
            | 
                7/12/2013
             | 
            
                +0.20 / +3.92%
             |             
            
                5.10
             |           
            
                5.30
             |               
            
                5.10
             |                           
            
                5.30
             | 
            
                5.17
             |                     
            
                2.14
             |                                 
            
                430,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/11/2013
             | 
            
                0.00 / 0.00%
             |             
            
                5.00
             |           
            
                5.10
             |               
            
                5.00
             |                           
            
                5.10
             | 
            
                5.05
             |                     
            
                2.06
             |                                 
            
                246,300
             |            
            
                 
             |                                       
         
    
        
            | 
                7/10/2013
             | 
            
                0.00 / 0.00%
             |             
            
                5.10
             |           
            
                5.10
             |               
            
                5.00
             |                           
            
                5.10
             | 
            
                5.01
             |                     
            
                2.06
             |                                 
            
                410,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/9/2013
             | 
            
                +0.10 / +2.00%
             |             
            
                5.00
             |           
            
                5.10
             |               
            
                5.00
             |                           
            
                5.10
             | 
            
                5.01
             |                     
            
                2.06
             |                                 
            
                216,800
             |            
            
                 
             |                                       
         
    
        
            | 
                7/8/2013
             | 
            
                -0.10 / -1.96%
             |             
            
                5.10
             |           
            
                5.10
             |               
            
                5.00
             |                           
            
                5.00
             | 
            
                5.03
             |                     
            
                2.02
             |                                 
            
                226,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/5/2013
             | 
            
                0.00 / 0.00%
             |             
            
                5.10
             |           
            
                5.20
             |               
            
                5.10
             |                           
            
                5.10
             | 
            
                5.11
             |                     
            
                2.06
             |                                 
            
                310,000
             |            
            
                 
             |                                       
         
    
        
            | 
                7/4/2013
             | 
            
                0.00 / 0.00%
             |             
            
                5.10
             |           
            
                5.20
             |               
            
                5.10
             |                           
            
                5.10
             | 
            
                5.10
             |                     
            
                2.06
             |                                 
            
                104,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/3/2013
             | 
            
                -0.10 / -1.92%
             |             
            
                5.20
             |           
            
                5.20
             |               
            
                5.10
             |                           
            
                5.10
             | 
            
                5.11
             |                     
            
                2.06
             |                                 
            
                403,500
             |            
            
                 
             |                                       
         
    
        
            | 
                7/2/2013
             | 
            
                +0.10 / +1.96%
             |             
            
                5.10
             |           
            
                5.30
             |               
            
                5.10
             |                           
            
                5.20
             | 
            
                5.18
             |                     
            
                2.10
             |                                 
            
                589,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/1/2013
             | 
            
                -0.10 / -1.92%
             |             
            
                5.10
             |           
            
                5.20
             |               
            
                5.00
             |                           
            
                5.10
             | 
            
                5.06
             |                     
            
                2.06
             |                                 
            
                231,800
             |            
            
                 
             |                                       
         
    
        
            | 
                6/28/2013
             | 
            
                0.00 / 0.00%
             |             
            
                5.20
             |           
            
                5.20
             |               
            
                5.00
             |                           
            
                5.20
             | 
            
                5.13
             |                     
            
                2.10
             |                                 
            
                314,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/27/2013
             | 
            
                +0.10 / +1.96%
             |             
            
                5.00
             |           
            
                5.30
             |               
            
                5.00
             |                           
            
                5.20
             | 
            
                5.15
             |                     
            
                2.10
             |                                 
            
                339,100
             |            
            
                 
             |                                       
         
    
        
            | 
                6/26/2013
             | 
            
                +0.10 / +2.00%
             |             
            
                5.10
             |           
            
                5.10
             |               
            
                4.90
             |                           
            
                5.10
             | 
            
                4.99
             |                     
            
                2.06
             |                                 
            
                545,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/25/2013
             | 
            
                -0.20 / -3.85%
             |             
            
                5.20
             |           
            
                5.20
             |               
            
                4.80
             |                           
            
                5.00
             | 
            
                5.00
             |                     
            
                2.02
             |                                 
            
                873,900
             |            
            
                 
             |                                       
         
    
        
            | 
                6/24/2013
             | 
            
                -0.20 / -3.70%
             |             
            
                5.30
             |           
            
                5.40
             |               
            
                5.10
             |                           
            
                5.20
             | 
            
                5.23
             |                     
            
                2.10
             |                                 
            
                711,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/21/2013
             | 
            
                +0.10 / +1.89%
             |             
            
                5.30
             |           
            
                5.40
             |               
            
                5.10
             |                           
            
                5.40
             | 
            
                5.28
             |                     
            
                2.18
             |                                 
            
                423,700
             |            
            
                 
             |                                       
         
    
        
            | 
                6/20/2013
             | 
            
                -0.20 / -3.64%
             |             
            
                5.50
             |           
            
                5.50
             |               
            
                5.30
             |                           
            
                5.30
             | 
            
                5.38
             |                     
            
                2.14
             |                                 
            
                269,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/19/2013
             | 
            
                -0.10 / -1.79%
             |             
            
                5.50
             |           
            
                5.60
             |               
            
                5.50
             |                           
            
                5.50
             | 
            
                5.50
             |                     
            
                2.23
             |                                 
            
                277,600
             |            
            
                 
             |                                       
         
    
        
            | 
                6/18/2013
             | 
            
                +0.10 / +1.82%
             |             
            
                5.50
             |           
            
                5.60
             |               
            
                5.30
             |                           
            
                5.60
             | 
            
                5.46
             |                     
            
                2.27
             |                                 
            
                480,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/17/2013
             | 
            
                -0.20 / -3.51%
             |             
            
                5.80
             |           
            
                5.80
             |               
            
                5.40
             |                           
            
                5.50
             | 
            
                5.54
             |                     
            
                2.23
             |                                 
            
                888,300
             |            
            
                 
             |                                       
         
    
        
            | 
                6/14/2013
             | 
            
                -0.10 / -1.72%
             |             
            
                5.90
             |           
            
                5.90
             |               
            
                5.60
             |                           
            
                5.70
             | 
            
                5.76
             |                     
            
                2.31
             |                                 
            
                518,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/13/2013
             | 
            
                0.00 / 0.00%
             |             
            
                5.80
             |           
            
                5.80
             |               
            
                5.70
             |                           
            
                5.80
             | 
            
                5.74
             |                     
            
                2.35
             |                                 
            
                583,600
             |            
            
                 
             |                                       
         
    
        
            | 
                6/12/2013
             | 
            
                0.00 / 0.00%
             |             
            
                5.80
             |           
            
                5.90
             |               
            
                5.70
             |                           
            
                5.80
             | 
            
                5.83
             |                     
            
                2.35
             |                                 
            
                720,600
             |  
            
                 
             |                                                              
             
    
         
    
    
 |