| 
                 
                    Closing price on 6/26/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    16.00 | 
                 
                
                    | High | 
                    16.00 | 
                 
                
                    | Low | 
                    16.00 | 
                     
                
                    | Volume | 
                    0 | 
                                 
                
                    | Split-adjusted Price | 
                    5.28 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
NBP Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                6/26/2013
             | 
            
                0.00 / 0.00%
             |             
            
                16.00
             |           
            
                16.00
             |               
            
                16.00
             |                           
            
                16.00
             | 
            
                16.00
             |                     
            
                5.28
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                6/25/2013
             | 
            
                0.00 / 0.00%
             |             
            
                16.00
             |           
            
                16.00
             |               
            
                16.00
             |                           
            
                16.00
             | 
            
                16.00
             |                     
            
                5.28
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/24/2013
             | 
            
                0.00 / 0.00%
             |             
            
                16.00
             |           
            
                16.00
             |               
            
                16.00
             |                           
            
                16.00
             | 
            
                16.00
             |                     
            
                5.28
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                6/21/2013
             | 
            
                0.00 / 0.00%
             |             
            
                16.00
             |           
            
                16.00
             |               
            
                16.00
             |                           
            
                16.00
             | 
            
                16.00
             |                     
            
                5.28
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/20/2013
             | 
            
                0.00 / 0.00%
             |             
            
                16.00
             |           
            
                16.00
             |               
            
                16.00
             |                           
            
                16.00
             | 
            
                16.00
             |                     
            
                5.28
             |                                 
            
                2,900
             |            
            
                 
             |                                       
         
    
        
            | 
                6/19/2013
             | 
            
                -0.20 / -1.23%
             |             
            
                16.00
             |           
            
                16.00
             |               
            
                16.00
             |                           
            
                16.00
             | 
            
                16.00
             |                     
            
                5.28
             |                                 
            
                1,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/18/2013
             | 
            
                +0.20 / +1.25%
             |             
            
                16.00
             |           
            
                16.20
             |               
            
                16.00
             |                           
            
                16.20
             | 
            
                16.20
             |                     
            
                5.34
             |                                 
            
                1,600
             |            
            
                 
             |                                       
         
    
        
            | 
                6/17/2013
             | 
            
                0.00 / 0.00%
             |             
            
                16.00
             |           
            
                16.00
             |               
            
                16.00
             |                           
            
                16.00
             | 
            
                16.00
             |                     
            
                5.28
             |                                 
            
                16,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/14/2013
             | 
            
                -0.80 / -4.76%
             |             
            
                16.00
             |           
            
                16.00
             |               
            
                16.00
             |                           
            
                16.00
             | 
            
                16.00
             |                     
            
                5.28
             |                                 
            
                16,100
             |            
            
                 
             |                                       
         
    
        
            | 
                6/13/2013
             | 
            
                +0.80 / +5.00%
             |             
            
                16.80
             |           
            
                16.80
             |               
            
                16.00
             |                           
            
                16.80
             | 
            
                16.80
             |                     
            
                5.54
             |                                 
            
                1,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/12/2013
             | 
            
                -0.80 / -4.76%
             |             
            
                16.00
             |           
            
                16.00
             |               
            
                16.00
             |                           
            
                16.00
             | 
            
                16.00
             |                     
            
                5.28
             |                                 
            
                600
             |            
            
                 
             |                                       
         
    
        
            | 
                6/11/2013
             | 
            
                0.00 / 0.00%
             |             
            
                16.80
             |           
            
                16.80
             |               
            
                16.00
             |                           
            
                16.80
             | 
            
                16.80
             |                     
            
                5.54
             |                                 
            
                5,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/10/2013
             | 
            
                -0.10 / -0.59%
             |             
            
                16.10
             |           
            
                16.80
             |               
            
                16.10
             |                           
            
                16.80
             | 
            
                16.80
             |                     
            
                5.54
             |                                 
            
                700
             |            
            
                 
             |                                       
         
    
        
            | 
                6/7/2013
             | 
            
                0.00 / 0.00%
             |             
            
                16.00
             |           
            
                16.90
             |               
            
                16.00
             |                           
            
                16.90
             | 
            
                16.90
             |                     
            
                5.57
             |                                 
            
                3,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/6/2013
             | 
            
                +0.90 / +5.63%
             |             
            
                16.20
             |           
            
                16.90
             |               
            
                16.20
             |                           
            
                16.90
             | 
            
                16.90
             |                     
            
                5.57
             |                                 
            
                300
             |            
            
                 
             |                                       
         
    
        
            | 
                6/5/2013
             | 
            
                +0.10 / +0.63%
             |             
            
                16.90
             |           
            
                16.90
             |               
            
                16.00
             |                           
            
                16.00
             | 
            
                16.00
             |                     
            
                5.28
             |                                 
            
                900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/4/2013
             | 
            
                -0.70 / -4.22%
             |             
            
                16.90
             |           
            
                16.90
             |               
            
                15.90
             |                           
            
                15.90
             | 
            
                15.90
             |                     
            
                5.24
             |                                 
            
                22,300
             |            
            
                 
             |                                       
         
    
        
            | 
                6/3/2013
             | 
            
                -0.30 / -1.78%
             |             
            
                16.90
             |           
            
                16.90
             |               
            
                16.60
             |                           
            
                16.60
             | 
            
                16.60
             |                     
            
                5.47
             |                                 
            
                700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/31/2013
             | 
            
                +0.10 / +0.60%
             |             
            
                16.90
             |           
            
                16.90
             |               
            
                16.80
             |                           
            
                16.90
             | 
            
                16.90
             |                     
            
                5.57
             |                                 
            
                1,000
             |            
            
                 
             |                                       
         
    
        
            | 
                5/30/2013
             | 
            
                -0.10 / -0.59%
             |             
            
                16.00
             |           
            
                16.80
             |               
            
                16.00
             |                           
            
                16.80
             | 
            
                16.80
             |                     
            
                5.54
             |                                 
            
                300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/29/2013
             | 
            
                0.00 / 0.00%
             |             
            
                16.00
             |           
            
                17.00
             |               
            
                16.00
             |                           
            
                16.90
             | 
            
                16.90
             |                     
            
                5.57
             |                                 
            
                3,400
             |            
            
                 
             |                                       
         
    
        
            | 
                5/28/2013
             | 
            
                +0.10 / +0.60%
             |             
            
                16.90
             |           
            
                16.90
             |               
            
                16.50
             |                           
            
                16.90
             | 
            
                16.90
             |                     
            
                5.57
             |                                 
            
                1,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/27/2013
             | 
            
                +0.80 / +5.00%
             |             
            
                16.70
             |           
            
                16.80
             |               
            
                16.20
             |                           
            
                16.80
             | 
            
                16.80
             |                     
            
                5.54
             |                                 
            
                4,700
             |            
            
                 
             |                                       
         
    
        
            | 
                5/24/2013
             | 
            
                0.00 / 0.00%
             |             
            
                16.40
             |           
            
                16.40
             |               
            
                16.00
             |                           
            
                16.00
             | 
            
                16.00
             |                     
            
                5.28
             |                                 
            
                3,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/23/2013
             | 
            
                -0.40 / -2.44%
             |             
            
                16.30
             |           
            
                16.80
             |               
            
                16.00
             |                           
            
                16.00
             | 
            
                16.00
             |                     
            
                5.28
             |                                 
            
                5,400
             |            
            
                 
             |                                       
         
    
        
            | 
                5/22/2013
             | 
            
                +1.40 / +9.33%
             |             
            
                15.10
             |           
            
                16.50
             |               
            
                15.10
             |                           
            
                16.40
             | 
            
                16.40
             |                     
            
                5.41
             |                                 
            
                8,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/21/2013
             | 
            
                +0.40 / +2.74%
             |             
            
                14.20
             |           
            
                15.00
             |               
            
                14.10
             |                           
            
                15.00
             | 
            
                15.00
             |                     
            
                4.95
             |                                 
            
                8,900
             |            
            
                 
             |                                       
         
    
        
            | 
                5/20/2013
             | 
            
                +0.70 / +5.04%
             |             
            
                14.40
             |           
            
                14.60
             |               
            
                14.40
             |                           
            
                14.60
             | 
            
                14.60
             |                     
            
                4.81
             |                                 
            
                4,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/17/2013
             | 
            
                -0.50 / -3.47%
             |             
            
                14.10
             |           
            
                14.10
             |               
            
                13.90
             |                           
            
                13.90
             | 
            
                13.90
             |                     
            
                4.58
             |                                 
            
                7,500
             |            
            
                 
             |                                       
         
    
        
            | 
                5/16/2013
             | 
            
                +0.40 / +2.86%
             |             
            
                14.10
             |           
            
                14.40
             |               
            
                14.10
             |                           
            
                14.40
             | 
            
                14.40
             |                     
            
                4.75
             |                                 
            
                9,500
             |  
            
                 
             |                                                              
             
    
         
    
    
 |