| 
                 
                    Closing price on 9/20/2012
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    6.10 | 
                 
                
                    | High | 
                    6.10 | 
                 
                
                    | Low | 
                    6.10 | 
                     
                
                    | Volume | 
                    3,170 | 
                                 
                
                    | Split-adjusted Price | 
                    5.65 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
VNG Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                9/20/2012
             | 
            
                0.00 / 0.00%
             |             
            
                6.10
             |           
            
                6.10
             |               
            
                6.10
             |                           
            
                6.10
             | 
            
                6.10
             |                     
            
                5.65
             |                                 
            
                3,170
             |            
            
                 
             |                                       
         
    
        
            | 
                9/19/2012
             | 
            
                0.00 / 0.00%
             |             
            
                6.10
             |           
            
                6.10
             |               
            
                6.10
             |                           
            
                6.10
             | 
            
                6.10
             |                     
            
                5.65
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/18/2012
             | 
            
                +0.20 / +3.39%
             |             
            
                5.90
             |           
            
                6.10
             |               
            
                5.90
             |                           
            
                6.10
             | 
            
                6.10
             |                     
            
                5.65
             |                                 
            
                1,110
             |            
            
                 
             |                                       
         
    
        
            | 
                9/17/2012
             | 
            
                +0.10 / +1.72%
             |             
            
                5.90
             |           
            
                5.90
             |               
            
                5.90
             |                           
            
                5.90
             | 
            
                5.90
             |                     
            
                5.47
             |                                 
            
                140
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/14/2012
             | 
            
                0.00 / 0.00%
             |             
            
                5.80
             |           
            
                5.80
             |               
            
                5.80
             |                           
            
                5.80
             | 
            
                5.80
             |                     
            
                5.38
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                9/13/2012
             | 
            
                +0.20 / +3.57%
             |             
            
                5.60
             |           
            
                5.80
             |               
            
                5.60
             |                           
            
                5.80
             | 
            
                5.80
             |                     
            
                5.38
             |                                 
            
                6,260
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/12/2012
             | 
            
                -0.20 / -3.45%
             |             
            
                5.60
             |           
            
                5.60
             |               
            
                5.60
             |                           
            
                5.60
             | 
            
                5.60
             |                     
            
                5.19
             |                                 
            
                500
             |            
            
                 
             |                                       
         
    
        
            | 
                9/11/2012
             | 
            
                0.00 / 0.00%
             |             
            
                5.80
             |           
            
                5.80
             |               
            
                5.80
             |                           
            
                5.80
             | 
            
                5.80
             |                     
            
                5.38
             |                                 
            
                6,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/10/2012
             | 
            
                -0.20 / -3.33%
             |             
            
                6.00
             |           
            
                6.00
             |               
            
                5.80
             |                           
            
                5.80
             | 
            
                5.80
             |                     
            
                5.38
             |                                 
            
                3,500
             |            
            
                 
             |                                       
         
    
        
            | 
                9/7/2012
             | 
            
                -0.30 / -4.76%
             |             
            
                6.20
             |           
            
                6.20
             |               
            
                6.00
             |                           
            
                6.00
             | 
            
                6.00
             |                     
            
                5.56
             |                                 
            
                2,460
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/6/2012
             | 
            
                +0.10 / +1.61%
             |             
            
                6.20
             |           
            
                6.40
             |               
            
                6.20
             |                           
            
                6.30
             | 
            
                6.30
             |                     
            
                5.84
             |                                 
            
                10,890
             |            
            
                 
             |                                       
         
    
        
            | 
                9/5/2012
             | 
            
                -0.30 / -4.62%
             |             
            
                6.40
             |           
            
                6.40
             |               
            
                6.20
             |                           
            
                6.20
             | 
            
                6.20
             |                     
            
                5.75
             |                                 
            
                16,620
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/4/2012
             | 
            
                0.00 / 0.00%
             |             
            
                6.40
             |           
            
                6.50
             |               
            
                6.40
             |                           
            
                6.50
             | 
            
                6.50
             |                     
            
                6.02
             |                                 
            
                2,120
             |            
            
                 
             |                                       
         
    
        
            | 
                8/31/2012
             | 
            
                +0.20 / +3.17%
             |             
            
                6.50
             |           
            
                6.50
             |               
            
                6.50
             |                           
            
                6.50
             | 
            
                6.50
             |                     
            
                6.02
             |                                 
            
                10
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/30/2012
             | 
            
                +0.30 / +5.00%
             |             
            
                6.20
             |           
            
                6.30
             |               
            
                6.20
             |                           
            
                6.30
             | 
            
                6.30
             |                     
            
                5.84
             |                                 
            
                6,200
             |            
            
                 
             |                                       
         
    
        
            | 
                8/29/2012
             | 
            
                +0.10 / +1.69%
             |             
            
                5.90
             |           
            
                6.00
             |               
            
                5.90
             |                           
            
                6.00
             | 
            
                6.00
             |                     
            
                5.56
             |                                 
            
                2,550
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/28/2012
             | 
            
                +0.10 / +1.72%
             |             
            
                5.80
             |           
            
                5.90
             |               
            
                5.80
             |                           
            
                5.90
             | 
            
                5.90
             |                     
            
                5.47
             |                                 
            
                520
             |            
            
                 
             |                                       
         
    
        
            | 
                8/27/2012
             | 
            
                +0.10 / +1.75%
             |             
            
                5.70
             |           
            
                5.90
             |               
            
                5.70
             |                           
            
                5.80
             | 
            
                5.80
             |                     
            
                5.38
             |                                 
            
                1,950
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/24/2012
             | 
            
                0.00 / 0.00%
             |             
            
                5.70
             |           
            
                5.90
             |               
            
                5.60
             |                           
            
                5.70
             | 
            
                5.70
             |                     
            
                5.28
             |                                 
            
                7,800
             |            
            
                 
             |                                       
         
    
        
            | 
                8/23/2012
             | 
            
                -0.20 / -3.39%
             |             
            
                5.90
             |           
            
                5.90
             |               
            
                5.70
             |                           
            
                5.70
             | 
            
                5.70
             |                     
            
                5.28
             |                                 
            
                44,760
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/22/2012
             | 
            
                +0.10 / +1.72%
             |             
            
                5.80
             |           
            
                5.90
             |               
            
                5.80
             |                           
            
                5.90
             | 
            
                5.90
             |                     
            
                5.47
             |                                 
            
                18,860
             |            
            
                 
             |                                       
         
    
        
            | 
                8/21/2012
             | 
            
                0.00 / 0.00%
             |             
            
                5.80
             |           
            
                5.90
             |               
            
                5.70
             |                           
            
                5.80
             | 
            
                5.80
             |                     
            
                5.38
             |                                 
            
                21,930
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/20/2012
             | 
            
                +0.10 / +1.75%
             |             
            
                5.80
             |           
            
                5.90
             |               
            
                5.60
             |                           
            
                5.80
             | 
            
                5.80
             |                     
            
                5.38
             |                                 
            
                9,520
             |            
            
                 
             |                                       
         
    
        
            | 
                8/17/2012
             | 
            
                0.00 / 0.00%
             |             
            
                5.50
             |           
            
                5.70
             |               
            
                5.50
             |                           
            
                5.70
             | 
            
                5.70
             |                     
            
                5.28
             |                                 
            
                160
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/16/2012
             | 
            
                +0.20 / +3.64%
             |             
            
                5.50
             |           
            
                5.70
             |               
            
                5.50
             |                           
            
                5.70
             | 
            
                5.70
             |                     
            
                5.28
             |                                 
            
                12,820
             |            
            
                 
             |                                       
         
    
        
            | 
                8/15/2012
             | 
            
                0.00 / 0.00%
             |             
            
                5.40
             |           
            
                5.50
             |               
            
                5.40
             |                           
            
                5.50
             | 
            
                5.50
             |                     
            
                5.10
             |                                 
            
                9,170
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/14/2012
             | 
            
                +0.10 / +1.85%
             |             
            
                5.40
             |           
            
                5.50
             |               
            
                5.40
             |                           
            
                5.50
             | 
            
                5.50
             |                     
            
                5.10
             |                                 
            
                3,030
             |            
            
                 
             |                                       
         
    
        
            | 
                8/13/2012
             | 
            
                +0.10 / +1.89%
             |             
            
                5.30
             |           
            
                5.50
             |               
            
                5.30
             |                           
            
                5.40
             | 
            
                5.40
             |                     
            
                5.00
             |                                 
            
                7,490
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/10/2012
             | 
            
                -0.10 / -1.85%
             |             
            
                5.20
             |           
            
                5.40
             |               
            
                5.20
             |                           
            
                5.30
             | 
            
                5.30
             |                     
            
                4.91
             |                                 
            
                3,070
             |            
            
                 
             |                                       
         
    
        
            | 
                8/9/2012
             | 
            
                0.00 / 0.00%
             |             
            
                5.20
             |           
            
                5.60
             |               
            
                5.20
             |                           
            
                5.40
             | 
            
                5.40
             |                     
            
                5.00
             |                                 
            
                10,250
             |  
            
                 
             |                                                              
             
    
         
    
    
 |