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                    Closing price on 9/11/2012
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        |           
                
                    | Open | 5.80 |  
                    | High | 5.80 |  
                    | Low | 5.80 |  
                    | Volume | 6,200 |  
                    | Split-adjusted Price | 5.38 |  
                
             | 
 |  VNG Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 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 |   |  
            | 8/8/2012 | -0.20 / -3.57% | 5.40 | 5.40 | 5.40 | 5.40 | 5.40 | 5.00 | 170 |   |  			
            | 8/7/2012 | 0.00 / 0.00% | 5.80 | 5.80 | 5.40 | 5.60 | 5.60 | 5.19 | 240 |   |  
            | 8/6/2012 | +0.20 / +3.70% | 5.60 | 5.60 | 5.60 | 5.60 | 5.60 | 5.19 | 10 |   |  			
            | 8/3/2012 | +0.10 / +1.89% | 5.40 | 5.40 | 5.40 | 5.40 | 5.40 | 5.00 | 1,010 |   |  
            | 8/2/2012 | -0.20 / -3.64% | 5.30 | 5.50 | 5.30 | 5.30 | 5.30 | 4.91 | 9,930 |   |  			
            | 8/1/2012 | 0.00 / 0.00% | 5.30 | 5.50 | 5.30 | 5.50 | 5.50 | 5.10 | 2,250 |   |  
            | 7/31/2012 | 0.00 / 0.00% | 5.40 | 5.60 | 5.30 | 5.50 | 5.50 | 5.10 | 3,040 |   |  |