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                    Closing price on 9/4/2015
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        |           
                
                    | Open | 2.70 |  
                    | High | 2.70 |  
                    | Low | 2.60 |  
                    | Volume | 28,130 |  
                    | Split-adjusted Price | 1.54 |  
                
             | 
 |  VNA Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 9/4/2015 | 0.00 / 0.00% | 2.70 | 2.70 | 2.60 | 2.70 | 2.67 | 1.54 | 28,130 |   |  
            | 9/3/2015 | -0.10 / -3.57% | 2.80 | 2.80 | 2.70 | 2.70 | 2.70 | 1.54 | 40,700 |   |  			
            | 9/1/2015 | 0.00 / 0.00% | 2.70 | 2.80 | 2.70 | 2.80 | 2.75 | 1.60 | 6,020 |   |  
            | 8/31/2015 | +0.10 / +3.70% | 2.70 | 2.80 | 2.70 | 2.80 | 2.75 | 1.60 | 57,040 |   |  			
            | 8/28/2015 | -0.10 / -3.57% | 2.70 | 2.70 | 2.70 | 2.70 | 2.70 | 1.54 | 13,780 |   |  
            | 8/27/2015 | +0.10 / +3.70% | 2.70 | 2.80 | 2.70 | 2.80 | 2.73 | 1.60 | 17,970 |   |  			
            | 8/26/2015 | +0.10 / +3.85% | 2.50 | 2.70 | 2.50 | 2.70 | 2.55 | 1.54 | 26,290 |   |  
            | 8/25/2015 | -0.10 / -3.70% | 2.70 | 2.70 | 2.60 | 2.60 | 2.65 | 1.48 | 7,760 |   |  			
            | 8/24/2015 | -0.10 / -3.57% | 2.70 | 2.70 | 2.70 | 2.70 | 2.70 | 1.54 | 6,010 |   |  
            | 8/21/2015 | 0.00 / 0.00% | 2.80 | 2.80 | 2.70 | 2.80 | 2.71 | 1.60 | 28,390 |   |  			
            | 8/20/2015 | +0.10 / +3.70% | 2.80 | 2.80 | 2.70 | 2.80 | 2.71 | 1.60 | 4,420 |   |  
            | 8/19/2015 | -0.20 / -6.90% | 2.70 | 2.70 | 2.70 | 2.70 | 2.70 | 1.54 | 8,930 |   |  			
            | 8/18/2015 | +0.10 / +3.57% | 2.80 | 2.90 | 2.80 | 2.90 | 2.81 | 1.65 | 11,040 |   |  
            | 8/17/2015 | +0.10 / +3.70% | 2.80 | 2.80 | 2.80 | 2.80 | 2.80 | 1.60 | 5,000 |   |  			
            | 8/14/2015 | 0.00 / 0.00% | 2.80 | 2.80 | 2.70 | 2.70 | 2.71 | 1.54 | 7,000 |   |  
            | 8/13/2015 | -0.20 / -6.90% | 2.80 | 2.80 | 2.70 | 2.70 | 2.77 | 1.54 | 23,140 |   |  			
            | 8/12/2015 | 0.00 / 0.00% | 2.80 | 2.90 | 2.80 | 2.90 | 2.80 | 1.65 | 7,490 |   |  
            | 8/11/2015 | +0.10 / +3.57% | 2.90 | 2.90 | 2.90 | 2.90 | 2.90 | 1.65 | 10 |   |  			
            | 8/10/2015 | 0.00 / 0.00% | 2.90 | 2.90 | 2.70 | 2.80 | 2.83 | 1.60 | 1,340 |   |  
            | 8/7/2015 | 0.00 / 0.00% | 2.80 | 2.80 | 2.80 | 2.80 | 2.80 | 1.60 | 1,020 |   |  			
            | 8/6/2015 | -0.10 / -3.45% | 2.80 | 2.80 | 2.80 | 2.80 | 2.80 | 1.60 | 10,980 |   |  
            | 8/5/2015 | +0.10 / +3.57% | 2.80 | 2.90 | 2.80 | 2.90 | 2.85 | 1.65 | 21,180 |   |  			
            | 8/4/2015 | 0.00 / 0.00% | 2.70 | 2.80 | 2.70 | 2.80 | 2.75 | 1.60 | 9,870 |   |  
            | 8/3/2015 | 0.00 / 0.00% | 2.80 | 2.80 | 2.80 | 2.80 | 2.80 | 1.60 | 3,580 |   |  			
            | 7/31/2015 | 0.00 / 0.00% | 2.80 | 2.80 | 2.80 | 2.80 | 2.80 | 1.60 | 370 |   |  
            | 7/30/2015 | 0.00 / 0.00% | 2.70 | 2.80 | 2.70 | 2.80 | 2.75 | 1.60 | 69,290 |   |  			
            | 7/29/2015 | 0.00 / 0.00% | 2.80 | 2.90 | 2.80 | 2.80 | 2.83 | 1.60 | 1,010 |   |  
            | 7/28/2015 | 0.00 / 0.00% | 2.80 | 2.80 | 2.80 | 2.80 | 2.80 | 1.60 | 9,100 |   |  			
            | 7/27/2015 | -0.10 / -3.45% | 2.80 | 2.80 | 2.80 | 2.80 | 2.80 | 1.60 | 25,800 |   |  
            | 7/24/2015 | 0.00 / 0.00% | 2.90 | 3.00 | 2.80 | 2.90 | 2.88 | 1.65 | 18,040 |   |  |