| 
                 
                    Closing price on 4/11/2016
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    4.60 | 
                 
                
                    | High | 
                    4.80 | 
                 
                
                    | Low | 
                    4.60 | 
                     
                
                    | Volume | 
                    131,000 | 
                                 
                
                    | Split-adjusted Price | 
                    4.70 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
NDF Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                4/11/2016
             | 
            
                +0.10 / +2.17%
             |             
            
                4.60
             |           
            
                4.80
             |               
            
                4.60
             |                           
            
                4.70
             | 
            
                4.72
             |                     
            
                4.70
             |                                 
            
                131,000
             |            
            
                 
             |                                       
         
    
        
            | 
                4/8/2016
             | 
            
                -0.30 / -6.12%
             |             
            
                4.70
             |           
            
                4.80
             |               
            
                4.50
             |                           
            
                4.60
             | 
            
                4.61
             |                     
            
                4.60
             |                                 
            
                127,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/7/2016
             | 
            
                +0.40 / +8.89%
             |             
            
                4.80
             |           
            
                4.90
             |               
            
                4.70
             |                           
            
                4.90
             | 
            
                4.76
             |                     
            
                4.90
             |                                 
            
                214,610
             |            
            
                 
             |                                       
         
    
        
            | 
                4/6/2016
             | 
            
                +0.40 / +9.76%
             |             
            
                4.40
             |           
            
                4.50
             |               
            
                4.40
             |                           
            
                4.50
             | 
            
                4.48
             |                     
            
                4.50
             |                                 
            
                77,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/5/2016
             | 
            
                +0.30 / +7.89%
             |             
            
                3.60
             |           
            
                4.10
             |               
            
                3.60
             |                           
            
                4.10
             | 
            
                3.80
             |                     
            
                4.10
             |                                 
            
                73,600
             |            
            
                 
             |                                       
         
    
        
            | 
                4/4/2016
             | 
            
                -0.40 / -9.52%
             |             
            
                4.00
             |           
            
                4.10
             |               
            
                3.80
             |                           
            
                3.80
             | 
            
                3.82
             |                     
            
                3.80
             |                                 
            
                123,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/1/2016
             | 
            
                -0.40 / -8.70%
             |             
            
                4.60
             |           
            
                4.80
             |               
            
                4.20
             |                           
            
                4.20
             | 
            
                4.50
             |                     
            
                4.20
             |                                 
            
                362,200
             |            
            
                 
             |                                       
         
    
        
            | 
                3/31/2016
             | 
            
                +0.20 / +4.55%
             |             
            
                4.60
             |           
            
                4.80
             |               
            
                4.50
             |                           
            
                4.60
             | 
            
                4.74
             |                     
            
                4.60
             |                                 
            
                420,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/30/2016
             | 
            
                +0.40 / +10.00%
             |             
            
                4.20
             |           
            
                4.40
             |               
            
                4.20
             |                           
            
                4.40
             | 
            
                4.39
             |                     
            
                4.40
             |                                 
            
                118,600
             |            
            
                 
             |                                       
         
    
        
            | 
                3/29/2016
             | 
            
                +0.30 / +8.11%
             |             
            
                3.90
             |           
            
                4.00
             |               
            
                3.90
             |                           
            
                4.00
             | 
            
                3.99
             |                     
            
                4.00
             |                                 
            
                213,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/28/2016
             | 
            
                +0.30 / +8.82%
             |             
            
                3.50
             |           
            
                3.70
             |               
            
                3.50
             |                           
            
                3.70
             | 
            
                3.62
             |                     
            
                3.70
             |                                 
            
                97,300
             |            
            
                 
             |                                       
         
    
        
            | 
                3/25/2016
             | 
            
                +0.10 / +3.03%
             |             
            
                3.30
             |           
            
                3.50
             |               
            
                3.30
             |                           
            
                3.40
             | 
            
                3.34
             |                     
            
                3.40
             |                                 
            
                82,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/24/2016
             | 
            
                +0.10 / +3.13%
             |             
            
                3.10
             |           
            
                3.40
             |               
            
                3.10
             |                           
            
                3.30
             | 
            
                3.28
             |                     
            
                3.30
             |                                 
            
                95,400
             |            
            
                 
             |                                       
         
    
        
            | 
                3/23/2016
             | 
            
                0.00 / 0.00%
             |             
            
                3.30
             |           
            
                3.30
             |               
            
                3.20
             |                           
            
                3.20
             | 
            
                3.20
             |                     
            
                3.20
             |                                 
            
                17,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/22/2016
             | 
            
                +0.20 / +6.67%
             |             
            
                3.00
             |           
            
                3.20
             |               
            
                2.90
             |                           
            
                3.20
             | 
            
                3.11
             |                     
            
                3.20
             |                                 
            
                112,700
             |            
            
                 
             |                                       
         
    
        
            | 
                3/21/2016
             | 
            
                -0.10 / -3.23%
             |             
            
                3.00
             |           
            
                3.00
             |               
            
                2.90
             |                           
            
                3.00
             | 
            
                3.00
             |                     
            
                3.00
             |                                 
            
                24,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/18/2016
             | 
            
                +0.10 / +3.33%
             |             
            
                2.90
             |           
            
                3.10
             |               
            
                2.90
             |                           
            
                3.10
             | 
            
                2.99
             |                     
            
                3.10
             |                                 
            
                51,710
             |            
            
                 
             |                                       
         
    
        
            | 
                3/17/2016
             | 
            
                -0.10 / -3.23%
             |             
            
                3.20
             |           
            
                3.20
             |               
            
                3.00
             |                           
            
                3.00
             | 
            
                3.04
             |                     
            
                3.00
             |                                 
            
                43,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/16/2016
             | 
            
                0.00 / 0.00%
             |             
            
                3.10
             |           
            
                3.20
             |               
            
                3.10
             |                           
            
                3.10
             | 
            
                3.10
             |                     
            
                3.10
             |                                 
            
                41,700
             |            
            
                 
             |                                       
         
    
        
            | 
                3/15/2016
             | 
            
                +0.20 / +6.90%
             |             
            
                2.90
             |           
            
                3.10
             |               
            
                2.90
             |                           
            
                3.10
             | 
            
                3.05
             |                     
            
                3.10
             |                                 
            
                89,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/14/2016
             | 
            
                +0.20 / +7.41%
             |             
            
                2.70
             |           
            
                2.90
             |               
            
                2.70
             |                           
            
                2.90
             | 
            
                2.76
             |                     
            
                2.90
             |                                 
            
                58,800
             |            
            
                 
             |                                       
         
    
        
            | 
                3/11/2016
             | 
            
                -0.10 / -3.57%
             |             
            
                2.70
             |           
            
                2.80
             |               
            
                2.70
             |                           
            
                2.70
             | 
            
                2.70
             |                     
            
                2.70
             |                                 
            
                50,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/10/2016
             | 
            
                0.00 / 0.00%
             |             
            
                2.70
             |           
            
                2.80
             |               
            
                2.60
             |                           
            
                2.80
             | 
            
                2.80
             |                     
            
                2.80
             |                                 
            
                36,200
             |            
            
                 
             |                                       
         
    
        
            | 
                3/9/2016
             | 
            
                +0.10 / +3.70%
             |             
            
                2.70
             |           
            
                2.80
             |               
            
                2.70
             |                           
            
                2.80
             | 
            
                2.70
             |                     
            
                2.80
             |                                 
            
                40,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/8/2016
             | 
            
                0.00 / 0.00%
             |             
            
                2.60
             |           
            
                2.70
             |               
            
                2.60
             |                           
            
                2.70
             | 
            
                2.63
             |                     
            
                2.70
             |                                 
            
                111,500
             |            
            
                 
             |                                       
         
    
        
            | 
                3/7/2016
             | 
            
                -0.30 / -10.00%
             |             
            
                2.80
             |           
            
                2.80
             |               
            
                2.70
             |                           
            
                2.70
             | 
            
                2.73
             |                     
            
                2.70
             |                                 
            
                86,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/4/2016
             | 
            
                -0.30 / -9.09%
             |             
            
                3.40
             |           
            
                3.40
             |               
            
                3.00
             |                           
            
                3.00
             | 
            
                3.02
             |                     
            
                3.00
             |                                 
            
                17,500
             |            
            
                 
             |                                       
         
    
        
            | 
                3/3/2016
             | 
            
                +0.30 / +10.00%
             |             
            
                3.20
             |           
            
                3.30
             |               
            
                3.00
             |                           
            
                3.30
             | 
            
                3.22
             |                     
            
                3.30
             |                                 
            
                54,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/2/2016
             | 
            
                +0.20 / +7.14%
             |             
            
                3.00
             |           
            
                3.00
             |               
            
                2.90
             |                           
            
                3.00
             | 
            
                3.00
             |                     
            
                3.00
             |                                 
            
                179,600
             |            
            
                 
             |                                       
         
    
        
            | 
                3/1/2016
             | 
            
                +0.20 / +7.69%
             |             
            
                2.80
             |           
            
                2.80
             |               
            
                2.80
             |                           
            
                2.80
             | 
            
                2.80
             |                     
            
                2.80
             |                                 
            
                172,100
             |  
            
                 
             |                                                              
             
    
         
    
    
 |