| 
                 
                    Closing price on 2/20/2014
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    8.30 | 
                 
                
                    | High | 
                    8.30 | 
                 
                
                    | Low | 
                    7.40 | 
                     
                
                    | Volume | 
                    2,015,000 | 
                                 
                
                    | Split-adjusted Price | 
                    3.03 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
VGS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                2/20/2014
             | 
            
                -0.70 / -8.54%
             |             
            
                8.30
             |           
            
                8.30
             |               
            
                7.40
             |                           
            
                7.50
             | 
            
                7.68
             |                     
            
                3.03
             |                                 
            
                2,015,000
             |            
            
                 
             |                                       
         
    
        
            | 
                2/19/2014
             | 
            
                +0.30 / +3.80%
             |             
            
                7.90
             |           
            
                8.20
             |               
            
                7.80
             |                           
            
                8.20
             | 
            
                7.97
             |                     
            
                3.32
             |                                 
            
                1,129,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/18/2014
             | 
            
                +0.10 / +1.28%
             |             
            
                7.80
             |           
            
                7.90
             |               
            
                7.60
             |                           
            
                7.90
             | 
            
                7.76
             |                     
            
                3.20
             |                                 
            
                1,265,000
             |            
            
                 
             |                                       
         
    
        
            | 
                2/17/2014
             | 
            
                -0.10 / -1.27%
             |             
            
                7.80
             |           
            
                8.00
             |               
            
                7.70
             |                           
            
                7.80
             | 
            
                7.84
             |                     
            
                3.16
             |                                 
            
                989,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/14/2014
             | 
            
                +0.10 / +1.28%
             |             
            
                7.80
             |           
            
                8.00
             |               
            
                7.60
             |                           
            
                7.90
             | 
            
                7.78
             |                     
            
                3.20
             |                                 
            
                938,000
             |            
            
                 
             |                                       
         
    
        
            | 
                2/13/2014
             | 
            
                +0.10 / +1.30%
             |             
            
                7.80
             |           
            
                7.90
             |               
            
                7.60
             |                           
            
                7.80
             | 
            
                7.72
             |                     
            
                3.16
             |                                 
            
                1,214,902
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/12/2014
             | 
            
                +0.70 / +10.00%
             |             
            
                7.00
             |           
            
                7.70
             |               
            
                7.00
             |                           
            
                7.70
             | 
            
                7.34
             |                     
            
                3.12
             |                                 
            
                1,899,838
             |            
            
                 
             |                                       
         
    
        
            | 
                2/11/2014
             | 
            
                -0.30 / -4.11%
             |             
            
                7.50
             |           
            
                7.50
             |               
            
                7.00
             |                           
            
                7.00
             | 
            
                7.24
             |                     
            
                2.83
             |                                 
            
                1,210,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/10/2014
             | 
            
                +0.50 / +7.35%
             |             
            
                6.80
             |           
            
                7.30
             |               
            
                6.70
             |                           
            
                7.30
             | 
            
                7.00
             |                     
            
                2.95
             |                                 
            
                1,386,719
             |            
            
                 
             |                                       
         
    
        
            | 
                2/7/2014
             | 
            
                +0.30 / +4.62%
             |             
            
                6.50
             |           
            
                6.80
             |               
            
                6.40
             |                           
            
                6.80
             | 
            
                6.60
             |                     
            
                2.75
             |                                 
            
                1,930,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/6/2014
             | 
            
                +0.20 / +3.17%
             |             
            
                6.30
             |           
            
                6.50
             |               
            
                6.30
             |                           
            
                6.50
             | 
            
                6.38
             |                     
            
                2.63
             |                                 
            
                331,900
             |            
            
                 
             |                                       
         
    
        
            | 
                1/27/2014
             | 
            
                0.00 / 0.00%
             |             
            
                6.30
             |           
            
                6.30
             |               
            
                6.20
             |                           
            
                6.30
             | 
            
                6.23
             |                     
            
                2.55
             |                                 
            
                259,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/24/2014
             | 
            
                +0.10 / +1.61%
             |             
            
                6.20
             |           
            
                6.30
             |               
            
                6.10
             |                           
            
                6.30
             | 
            
                6.18
             |                     
            
                2.55
             |                                 
            
                422,370
             |            
            
                 
             |                                       
         
    
        
            | 
                1/23/2014
             | 
            
                0.00 / 0.00%
             |             
            
                6.20
             |           
            
                6.30
             |               
            
                6.10
             |                           
            
                6.20
             | 
            
                6.19
             |                     
            
                2.51
             |                                 
            
                227,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/22/2014
             | 
            
                +0.10 / +1.64%
             |             
            
                6.10
             |           
            
                6.30
             |               
            
                6.00
             |                           
            
                6.20
             | 
            
                6.18
             |                     
            
                2.51
             |                                 
            
                656,100
             |            
            
                 
             |                                       
         
    
        
            | 
                1/21/2014
             | 
            
                0.00 / 0.00%
             |             
            
                6.00
             |           
            
                6.10
             |               
            
                5.90
             |                           
            
                6.10
             | 
            
                6.05
             |                     
            
                2.47
             |                                 
            
                308,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/20/2014
             | 
            
                0.00 / 0.00%
             |             
            
                6.10
             |           
            
                6.10
             |               
            
                5.90
             |                           
            
                6.10
             | 
            
                6.02
             |                     
            
                2.47
             |                                 
            
                459,200
             |            
            
                 
             |                                       
         
    
        
            | 
                1/17/2014
             | 
            
                -0.10 / -1.61%
             |             
            
                6.30
             |           
            
                6.30
             |               
            
                6.10
             |                           
            
                6.10
             | 
            
                6.14
             |                     
            
                2.47
             |                                 
            
                708,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/16/2014
             | 
            
                -0.10 / -1.59%
             |             
            
                6.40
             |           
            
                6.40
             |               
            
                6.20
             |                           
            
                6.20
             | 
            
                6.21
             |                     
            
                2.51
             |                                 
            
                607,400
             |            
            
                 
             |                                       
         
    
        
            | 
                1/15/2014
             | 
            
                +0.10 / +1.61%
             |             
            
                6.30
             |           
            
                6.50
             |               
            
                6.20
             |                           
            
                6.30
             | 
            
                6.35
             |                     
            
                2.55
             |                                 
            
                1,102,790
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/14/2014
             | 
            
                0.00 / 0.00%
             |             
            
                6.20
             |           
            
                6.30
             |               
            
                6.10
             |                           
            
                6.20
             | 
            
                6.18
             |                     
            
                2.51
             |                                 
            
                806,200
             |            
            
                 
             |                                       
         
    
        
            | 
                1/13/2014
             | 
            
                +0.10 / +1.64%
             |             
            
                6.20
             |           
            
                6.30
             |               
            
                6.10
             |                           
            
                6.20
             | 
            
                6.20
             |                     
            
                2.51
             |                                 
            
                592,930
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/10/2014
             | 
            
                +0.10 / +1.67%
             |             
            
                6.00
             |           
            
                6.20
             |               
            
                6.00
             |                           
            
                6.10
             | 
            
                6.14
             |                     
            
                2.47
             |                                 
            
                2,205,286
             |            
            
                 
             |                                       
         
    
        
            | 
                1/9/2014
             | 
            
                0.00 / 0.00%
             |             
            
                6.00
             |           
            
                6.10
             |               
            
                5.90
             |                           
            
                6.00
             | 
            
                5.97
             |                     
            
                2.43
             |                                 
            
                543,130
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/8/2014
             | 
            
                +0.10 / +1.69%
             |             
            
                5.90
             |           
            
                6.00
             |               
            
                5.90
             |                           
            
                6.00
             | 
            
                5.92
             |                     
            
                2.43
             |                                 
            
                274,400
             |            
            
                 
             |                                       
         
    
        
            | 
                1/7/2014
             | 
            
                -0.10 / -1.67%
             |             
            
                6.00
             |           
            
                6.00
             |               
            
                5.90
             |                           
            
                5.90
             | 
            
                5.95
             |                     
            
                2.39
             |                                 
            
                698,510
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/6/2014
             | 
            
                +0.20 / +3.45%
             |             
            
                5.80
             |           
            
                6.00
             |               
            
                5.80
             |                           
            
                6.00
             | 
            
                5.89
             |                     
            
                2.43
             |                                 
            
                238,800
             |            
            
                 
             |                                       
         
    
        
            | 
                1/3/2014
             | 
            
                +0.10 / +1.75%
             |             
            
                5.70
             |           
            
                5.90
             |               
            
                5.70
             |                           
            
                5.80
             | 
            
                5.79
             |                     
            
                2.35
             |                                 
            
                364,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/2/2014
             | 
            
                0.00 / 0.00%
             |             
            
                5.80
             |           
            
                5.90
             |               
            
                5.70
             |                           
            
                5.70
             | 
            
                5.75
             |                     
            
                2.31
             |                                 
            
                491,200
             |            
            
                 
             |                                       
         
    
        
            | 
                12/31/2013
             | 
            
                +0.10 / +1.79%
             |             
            
                5.70
             |           
            
                5.80
             |               
            
                5.60
             |                           
            
                5.70
             | 
            
                5.71
             |                     
            
                2.31
             |                                 
            
                365,600
             |  
            
                 
             |                                                              
             
    
         
    
    
 |