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                    Closing price on 4/14/2015
                 |  |  
    
        |           
                
                    | Open | 4.30 |  
                    | High | 4.30 |  
                    | Low | 4.00 |  
                    | Volume | 58,710 |  
                    | Split-adjusted Price | 2.45 |  
                
             | 
 |  VNA Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 4/14/2015 | 0.00 / 0.00% | 4.30 | 4.30 | 4.00 | 4.30 | 4.12 | 2.45 | 58,710 |   |  
            | 4/13/2015 | -0.10 / -2.27% | 4.30 | 4.50 | 4.30 | 4.30 | 4.34 | 2.45 | 27,880 |   |  			
            | 4/10/2015 | 0.00 / 0.00% | 4.40 | 4.40 | 4.30 | 4.40 | 4.38 | 2.51 | 5,670 |   |  
            | 4/9/2015 | +0.10 / +2.33% | 4.10 | 4.40 | 4.10 | 4.40 | 4.24 | 2.51 | 3,540 |   |  			
            | 4/8/2015 | 0.00 / 0.00% | 4.40 | 4.40 | 4.20 | 4.30 | 4.33 | 2.45 | 20,050 |   |  
            | 4/7/2015 | -0.10 / -2.27% | 4.40 | 4.40 | 4.10 | 4.30 | 4.21 | 2.45 | 14,970 |   |  			
            | 4/6/2015 | +0.10 / +2.33% | 4.40 | 4.40 | 4.30 | 4.40 | 4.38 | 2.51 | 1,170 |   |  
            | 4/3/2015 | 0.00 / 0.00% | 4.40 | 4.40 | 4.30 | 4.30 | 4.35 | 2.45 | 26,140 |   |  			
            | 4/2/2015 | 0.00 / 0.00% | 4.20 | 4.30 | 4.20 | 4.30 | 4.23 | 2.45 | 14,640 |   |  
            | 4/1/2015 | -0.10 / -2.27% | 4.30 | 4.40 | 4.20 | 4.30 | 4.26 | 2.45 | 16,660 |   |  			
            | 3/31/2015 | +0.10 / +2.33% | 4.30 | 4.40 | 4.30 | 4.40 | 4.32 | 2.51 | 25,910 |   |  
            | 3/30/2015 | -0.20 / -4.44% | 4.40 | 4.50 | 4.30 | 4.30 | 4.31 | 2.45 | 25,550 |   |  			
            | 3/27/2015 | 0.00 / 0.00% | 4.60 | 4.60 | 4.40 | 4.50 | 4.53 | 2.56 | 4,380 |   |  
            | 3/26/2015 | 0.00 / 0.00% | 4.60 | 4.60 | 4.30 | 4.50 | 4.48 | 2.56 | 54,410 |   |  			
            | 3/25/2015 | +0.10 / +2.27% | 4.30 | 4.50 | 4.20 | 4.50 | 4.34 | 2.56 | 16,140 |   |  
            | 3/24/2015 | -0.20 / -4.35% | 4.50 | 4.50 | 4.40 | 4.40 | 4.47 | 2.51 | 48,600 |   |  			
            | 3/23/2015 | -0.10 / -2.13% | 4.60 | 4.60 | 4.50 | 4.60 | 4.58 | 2.62 | 20,070 |   |  
            | 3/20/2015 | 0.00 / 0.00% | 4.50 | 4.70 | 4.50 | 4.70 | 4.57 | 2.68 | 78,290 |   |  			
            | 3/19/2015 | 0.00 / 0.00% | 4.60 | 4.70 | 4.50 | 4.70 | 4.70 | 2.68 | 55,310 |   |  
            | 3/18/2015 | +0.10 / +2.17% | 4.60 | 4.70 | 4.50 | 4.70 | 4.70 | 2.68 | 120,590 |   |  			
            | 3/17/2015 | -0.20 / -4.17% | 4.80 | 4.80 | 4.60 | 4.60 | 4.60 | 2.62 | 87,460 |   |  
            | 3/16/2015 | 0.00 / 0.00% | 4.80 | 4.80 | 4.70 | 4.80 | 4.80 | 2.74 | 38,120 |   |  			
            | 3/13/2015 | +0.10 / +2.13% | 4.70 | 4.80 | 4.70 | 4.80 | 4.80 | 2.74 | 42,130 |   |  
            | 3/12/2015 | 0.00 / 0.00% | 4.70 | 4.80 | 4.60 | 4.70 | 4.70 | 2.68 | 84,290 |   |  			
            | 3/11/2015 | -0.30 / -6.00% | 4.90 | 5.00 | 4.70 | 4.70 | 4.70 | 2.68 | 150,180 |   |  
            | 3/10/2015 | +0.10 / +2.04% | 4.80 | 5.00 | 4.70 | 5.00 | 5.00 | 2.85 | 156,350 |   |  			
            | 3/9/2015 | 0.00 / 0.00% | 5.10 | 5.20 | 4.80 | 4.90 | 4.90 | 2.79 | 319,630 |   |  
            | 3/6/2015 | +0.30 / +6.52% | 4.60 | 4.90 | 4.60 | 4.90 | 4.90 | 2.79 | 200,800 |   |  			
            | 3/5/2015 | +0.10 / +2.22% | 4.50 | 4.70 | 4.40 | 4.60 | 4.60 | 2.62 | 130,470 |   |  
            | 3/4/2015 | 0.00 / 0.00% | 4.50 | 4.50 | 4.40 | 4.50 | 4.50 | 2.56 | 71,550 |   |  |