| 
                 
                    Closing price on 11/2/2015
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    7.30 | 
                 
                
                    | High | 
                    7.30 | 
                 
                
                    | Low | 
                    7.30 | 
                     
                
                    | Volume | 
                    1,800 | 
                                 
                
                    | Split-adjusted Price | 
                    5.66 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
NGC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                11/2/2015
             | 
            
                -0.60 / -7.59%
             |             
            
                7.30
             |           
            
                7.30
             |               
            
                7.30
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                5.66
             |                                 
            
                1,800
             |            
            
                 
             |                                       
         
    
        
            | 
                10/30/2015
             | 
            
                -0.40 / -4.82%
             |             
            
                8.30
             |           
            
                8.30
             |               
            
                7.90
             |                           
            
                7.90
             | 
            
                8.07
             |                     
            
                6.12
             |                                 
            
                1,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/29/2015
             | 
            
                0.00 / 0.00%
             |             
            
                8.30
             |           
            
                8.30
             |               
            
                8.30
             |                           
            
                8.30
             | 
            
                8.30
             |                     
            
                6.43
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                10/28/2015
             | 
            
                0.00 / 0.00%
             |             
            
                9.10
             |           
            
                9.10
             |               
            
                8.30
             |                           
            
                8.30
             | 
            
                8.78
             |                     
            
                6.43
             |                                 
            
                8,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/27/2015
             | 
            
                +0.30 / +3.75%
             |             
            
                8.80
             |           
            
                8.80
             |               
            
                8.30
             |                           
            
                8.30
             | 
            
                8.33
             |                     
            
                6.43
             |                                 
            
                600
             |            
            
                 
             |                                       
         
    
        
            | 
                10/26/2015
             | 
            
                +0.20 / +2.56%
             |             
            
                7.60
             |           
            
                8.00
             |               
            
                7.60
             |                           
            
                8.00
             | 
            
                7.88
             |                     
            
                6.20
             |                                 
            
                8,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/23/2015
             | 
            
                -0.60 / -7.14%
             |             
            
                8.10
             |           
            
                8.10
             |               
            
                7.80
             |                           
            
                7.80
             | 
            
                7.90
             |                     
            
                6.05
             |                                 
            
                1,400
             |            
            
                 
             |                                       
         
    
        
            | 
                10/22/2015
             | 
            
                -0.90 / -9.68%
             |             
            
                9.70
             |           
            
                9.70
             |               
            
                8.40
             |                           
            
                8.40
             | 
            
                8.60
             |                     
            
                6.51
             |                                 
            
                1,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/21/2015
             | 
            
                +0.40 / +4.49%
             |             
            
                9.30
             |           
            
                9.30
             |               
            
                9.30
             |                           
            
                9.30
             | 
            
                9.30
             |                     
            
                7.21
             |                                 
            
                300
             |            
            
                 
             |                                       
         
    
        
            | 
                10/20/2015
             | 
            
                +0.60 / +7.23%
             |             
            
                8.30
             |           
            
                8.90
             |               
            
                7.80
             |                           
            
                8.90
             | 
            
                7.94
             |                     
            
                6.90
             |                                 
            
                9,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/19/2015
             | 
            
                -0.30 / -3.49%
             |             
            
                8.90
             |           
            
                8.90
             |               
            
                8.30
             |                           
            
                8.30
             | 
            
                8.77
             |                     
            
                6.43
             |                                 
            
                1,452
             |            
            
                 
             |                                       
         
    
        
            | 
                10/16/2015
             | 
            
                -0.80 / -8.51%
             |             
            
                9.00
             |           
            
                9.00
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.73
             |                     
            
                6.67
             |                                 
            
                1,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/15/2015
             | 
            
                -1.00 / -9.62%
             |             
            
                9.40
             |           
            
                9.40
             |               
            
                9.40
             |                           
            
                9.40
             | 
            
                9.40
             |                     
            
                7.29
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                10/14/2015
             | 
            
                0.00 / 0.00%
             |             
            
                10.40
             |           
            
                10.40
             |               
            
                10.40
             |                           
            
                10.40
             | 
            
                10.40
             |                     
            
                8.06
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/13/2015
             | 
            
                -0.50 / -4.59%
             |             
            
                10.50
             |           
            
                10.50
             |               
            
                10.40
             |                           
            
                10.40
             | 
            
                10.45
             |                     
            
                8.06
             |                                 
            
                500
             |            
            
                 
             |                                       
         
    
        
            | 
                10/12/2015
             | 
            
                +0.70 / +6.86%
             |             
            
                10.90
             |           
            
                10.90
             |               
            
                10.90
             |                           
            
                10.90
             | 
            
                10.90
             |                     
            
                8.45
             |                                 
            
                134
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/9/2015
             | 
            
                0.00 / 0.00%
             |             
            
                10.20
             |           
            
                10.20
             |               
            
                10.20
             |                           
            
                10.20
             | 
            
                10.20
             |                     
            
                7.91
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                10/8/2015
             | 
            
                -0.10 / -0.97%
             |             
            
                10.50
             |           
            
                10.50
             |               
            
                10.20
             |                           
            
                10.20
             | 
            
                10.50
             |                     
            
                7.91
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/7/2015
             | 
            
                +0.70 / +7.29%
             |             
            
                9.60
             |           
            
                10.30
             |               
            
                8.80
             |                           
            
                10.30
             | 
            
                9.56
             |                     
            
                7.98
             |                                 
            
                4,800
             |            
            
                 
             |                                       
         
    
        
            | 
                10/6/2015
             | 
            
                +0.80 / +9.09%
             |             
            
                9.60
             |           
            
                9.60
             |               
            
                8.20
             |                           
            
                9.60
             | 
            
                9.40
             |                     
            
                7.44
             |                                 
            
                733
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/5/2015
             | 
            
                +0.80 / +10.00%
             |             
            
                8.70
             |           
            
                8.80
             |               
            
                8.70
             |                           
            
                8.80
             | 
            
                8.73
             |                     
            
                6.82
             |                                 
            
                2,120
             |            
            
                 
             |                                       
         
    
        
            | 
                10/2/2015
             | 
            
                +0.30 / +3.90%
             |             
            
                8.00
             |           
            
                8.00
             |               
            
                8.00
             |                           
            
                8.00
             | 
            
                8.00
             |                     
            
                6.20
             |                                 
            
                800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/1/2015
             | 
            
                0.00 / 0.00%
             |             
            
                7.70
             |           
            
                7.70
             |               
            
                7.70
             |                           
            
                7.70
             | 
            
                7.70
             |                     
            
                5.97
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                9/30/2015
             | 
            
                -0.40 / -4.94%
             |             
            
                7.70
             |           
            
                7.70
             |               
            
                7.70
             |                           
            
                7.70
             | 
            
                7.70
             |                     
            
                5.97
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/29/2015
             | 
            
                -0.80 / -8.99%
             |             
            
                8.40
             |           
            
                8.50
             |               
            
                8.10
             |                           
            
                8.10
             | 
            
                8.17
             |                     
            
                6.28
             |                                 
            
                11,706
             |            
            
                 
             |                                       
         
    
        
            | 
                9/28/2015
             | 
            
                -0.60 / -6.32%
             |             
            
                9.20
             |           
            
                9.20
             |               
            
                8.60
             |                           
            
                8.90
             | 
            
                8.74
             |                     
            
                6.90
             |                                 
            
                1,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/25/2015
             | 
            
                -0.20 / -2.06%
             |             
            
                9.50
             |           
            
                9.50
             |               
            
                9.50
             |                           
            
                9.50
             | 
            
                9.50
             |                     
            
                7.36
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                9/24/2015
             | 
            
                0.00 / 0.00%
             |             
            
                9.70
             |           
            
                9.70
             |               
            
                9.70
             |                           
            
                9.70
             | 
            
                9.70
             |                     
            
                7.52
             |                                 
            
                14
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/23/2015
             | 
            
                +0.20 / +2.11%
             |             
            
                9.00
             |           
            
                9.70
             |               
            
                8.70
             |                           
            
                9.70
             | 
            
                8.75
             |                     
            
                7.52
             |                                 
            
                5,600
             |            
            
                 
             |                                       
         
    
        
            | 
                9/22/2015
             | 
            
                -1.00 / -9.52%
             |             
            
                9.60
             |           
            
                9.60
             |               
            
                9.50
             |                           
            
                9.50
             | 
            
                9.52
             |                     
            
                7.36
             |                                 
            
                1,646
             |  
            
                 
             |                                                              
             
    
         
    
    
 |