| 
                 
                    Closing price on 4/29/2014
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    3.20 | 
                 
                
                    | High | 
                    3.30 | 
                 
                
                    | Low | 
                    3.10 | 
                     
                
                    | Volume | 
                    12,870 | 
                                 
                
                    | Split-adjusted Price | 
                    1.88 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
VNA Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                4/29/2014
             | 
            
                0.00 / 0.00%
             |             
            
                3.20
             |           
            
                3.30
             |               
            
                3.10
             |                           
            
                3.30
             | 
            
                3.30
             |                     
            
                1.88
             |                                 
            
                12,870
             |            
            
                 
             |                                       
         
    
        
            | 
                4/28/2014
             | 
            
                0.00 / 0.00%
             |             
            
                3.40
             |           
            
                3.40
             |               
            
                3.10
             |                           
            
                3.30
             | 
            
                3.30
             |                     
            
                1.88
             |                                 
            
                61,160
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/25/2014
             | 
            
                +0.20 / +6.45%
             |             
            
                3.10
             |           
            
                3.30
             |               
            
                3.00
             |                           
            
                3.30
             | 
            
                3.30
             |                     
            
                1.88
             |                                 
            
                37,970
             |            
            
                 
             |                                       
         
    
        
            | 
                4/24/2014
             | 
            
                +0.20 / +6.90%
             |             
            
                2.90
             |           
            
                3.10
             |               
            
                2.80
             |                           
            
                3.10
             | 
            
                3.10
             |                     
            
                1.77
             |                                 
            
                50,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/23/2014
             | 
            
                -0.10 / -3.33%
             |             
            
                2.90
             |           
            
                3.10
             |               
            
                2.80
             |                           
            
                2.90
             | 
            
                2.90
             |                     
            
                1.65
             |                                 
            
                86,760
             |            
            
                 
             |                                       
         
    
        
            | 
                4/22/2014
             | 
            
                -0.10 / -3.23%
             |             
            
                2.90
             |           
            
                3.00
             |               
            
                2.90
             |                           
            
                3.00
             | 
            
                3.00
             |                     
            
                1.71
             |                                 
            
                368,680
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/21/2014
             | 
            
                -0.20 / -6.06%
             |             
            
                3.10
             |           
            
                3.10
             |               
            
                3.10
             |                           
            
                3.10
             | 
            
                3.10
             |                     
            
                1.77
             |                                 
            
                40,640
             |            
            
                 
             |                                       
         
    
        
            | 
                4/18/2014
             | 
            
                -0.20 / -5.71%
             |             
            
                3.50
             |           
            
                3.50
             |               
            
                3.30
             |                           
            
                3.30
             | 
            
                3.30
             |                     
            
                1.88
             |                                 
            
                10,550
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/17/2014
             | 
            
                0.00 / 0.00%
             |             
            
                3.50
             |           
            
                3.50
             |               
            
                3.50
             |                           
            
                3.50
             | 
            
                3.50
             |                     
            
                1.99
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                4/16/2014
             | 
            
                0.00 / 0.00%
             |             
            
                3.50
             |           
            
                3.50
             |               
            
                3.50
             |                           
            
                3.50
             | 
            
                3.50
             |                     
            
                1.99
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/15/2014
             | 
            
                0.00 / 0.00%
             |             
            
                3.50
             |           
            
                3.50
             |               
            
                3.50
             |                           
            
                3.50
             | 
            
                3.50
             |                     
            
                1.99
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                4/14/2014
             | 
            
                0.00 / 0.00%
             |             
            
                3.50
             |           
            
                3.50
             |               
            
                3.50
             |                           
            
                3.50
             | 
            
                3.50
             |                     
            
                1.99
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/11/2014
             | 
            
                0.00 / 0.00%
             |             
            
                3.50
             |           
            
                3.50
             |               
            
                3.50
             |                           
            
                3.50
             | 
            
                3.50
             |                     
            
                1.99
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                4/10/2014
             | 
            
                0.00 / 0.00%
             |             
            
                3.50
             |           
            
                3.50
             |               
            
                3.50
             |                           
            
                3.50
             | 
            
                3.50
             |                     
            
                1.99
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/8/2014
             | 
            
                0.00 / 0.00%
             |             
            
                3.50
             |           
            
                3.50
             |               
            
                3.50
             |                           
            
                3.50
             | 
            
                3.50
             |                     
            
                1.99
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                4/7/2014
             | 
            
                0.00 / 0.00%
             |             
            
                3.50
             |           
            
                3.50
             |               
            
                3.50
             |                           
            
                3.50
             | 
            
                3.50
             |                     
            
                1.99
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/4/2014
             | 
            
                0.00 / 0.00%
             |             
            
                3.50
             |           
            
                3.50
             |               
            
                3.40
             |                           
            
                3.50
             | 
            
                3.50
             |                     
            
                1.99
             |                                 
            
                29,360
             |            
            
                 
             |                                       
         
    
        
            | 
                4/3/2014
             | 
            
                +0.20 / +6.06%
             |             
            
                3.50
             |           
            
                3.50
             |               
            
                3.30
             |                           
            
                3.50
             | 
            
                3.50
             |                     
            
                1.99
             |                                 
            
                59,770
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/2/2014
             | 
            
                -0.20 / -5.71%
             |             
            
                3.30
             |           
            
                3.40
             |               
            
                3.30
             |                           
            
                3.30
             | 
            
                3.30
             |                     
            
                1.88
             |                                 
            
                192,190
             |            
            
                 
             |                                       
         
    
        
            | 
                4/1/2014
             | 
            
                -0.20 / -5.41%
             |             
            
                3.50
             |           
            
                3.60
             |               
            
                3.50
             |                           
            
                3.50
             | 
            
                3.50
             |                     
            
                1.99
             |                                 
            
                500,490
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/31/2014
             | 
            
                -0.10 / -2.63%
             |             
            
                3.70
             |           
            
                3.80
             |               
            
                3.60
             |                           
            
                3.70
             | 
            
                3.70
             |                     
            
                2.11
             |                                 
            
                86,090
             |            
            
                 
             |                                       
         
    
        
            | 
                3/28/2014
             | 
            
                0.00 / 0.00%
             |             
            
                3.80
             |           
            
                3.90
             |               
            
                3.70
             |                           
            
                3.80
             | 
            
                3.80
             |                     
            
                2.17
             |                                 
            
                135,070
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/27/2014
             | 
            
                0.00 / 0.00%
             |             
            
                3.60
             |           
            
                3.80
             |               
            
                3.60
             |                           
            
                3.80
             | 
            
                3.80
             |                     
            
                2.17
             |                                 
            
                76,460
             |            
            
                 
             |                                       
         
    
        
            | 
                3/26/2014
             | 
            
                -0.20 / -5.00%
             |             
            
                3.80
             |           
            
                3.90
             |               
            
                3.80
             |                           
            
                3.80
             | 
            
                3.80
             |                     
            
                2.17
             |                                 
            
                426,850
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/25/2014
             | 
            
                -0.30 / -6.98%
             |             
            
                4.40
             |           
            
                4.40
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.00
             |                     
            
                2.28
             |                                 
            
                453,940
             |            
            
                 
             |                                       
         
    
        
            | 
                3/24/2014
             | 
            
                +0.20 / +4.88%
             |             
            
                3.90
             |           
            
                4.30
             |               
            
                3.90
             |                           
            
                4.30
             | 
            
                4.30
             |                     
            
                2.45
             |                                 
            
                236,040
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/21/2014
             | 
            
                +0.20 / +5.13%
             |             
            
                4.00
             |           
            
                4.10
             |               
            
                4.00
             |                           
            
                4.10
             | 
            
                4.10
             |                     
            
                2.34
             |                                 
            
                449,640
             |            
            
                 
             |                                       
         
    
        
            | 
                3/20/2014
             | 
            
                +0.20 / +5.41%
             |             
            
                3.80
             |           
            
                3.90
             |               
            
                3.80
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                2.22
             |                                 
            
                499,250
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/19/2014
             | 
            
                +0.20 / +5.71%
             |             
            
                3.70
             |           
            
                3.70
             |               
            
                3.60
             |                           
            
                3.70
             | 
            
                3.70
             |                     
            
                2.11
             |                                 
            
                194,810
             |            
            
                 
             |                                       
         
    
        
            | 
                3/18/2014
             | 
            
                +0.20 / +6.06%
             |             
            
                3.50
             |           
            
                3.50
             |               
            
                3.40
             |                           
            
                3.50
             | 
            
                3.50
             |                     
            
                1.99
             |                                 
            
                261,760
             |  
            
                 
             |                                                              
             
    
         
    
    
 |