| 
                 
                    Closing price on 6/10/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    16.40 | 
                 
                
                    | High | 
                    16.40 | 
                 
                
                    | Low | 
                    15.70 | 
                     
                
                    | Volume | 
                    454,660 | 
                                 
                
                    | Split-adjusted Price | 
                    5.21 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
BTP Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                6/10/2013
             | 
            
                -0.70 / -4.27%
             |             
            
                16.40
             |           
            
                16.40
             |               
            
                15.70
             |                           
            
                15.70
             | 
            
                15.70
             |                     
            
                5.21
             |                                 
            
                454,660
             |            
            
                 
             |                                       
         
    
        
            | 
                6/7/2013
             | 
            
                -0.20 / -1.20%
             |             
            
                16.50
             |           
            
                17.00
             |               
            
                16.20
             |                           
            
                16.40
             | 
            
                16.40
             |                     
            
                5.44
             |                                 
            
                433,920
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/6/2013
             | 
            
                +0.80 / +5.06%
             |             
            
                15.90
             |           
            
                16.60
             |               
            
                15.90
             |                           
            
                16.60
             | 
            
                16.60
             |                     
            
                5.50
             |                                 
            
                497,430
             |            
            
                 
             |                                       
         
    
        
            | 
                6/5/2013
             | 
            
                +0.60 / +3.95%
             |             
            
                15.30
             |           
            
                16.20
             |               
            
                15.20
             |                           
            
                15.80
             | 
            
                15.80
             |                     
            
                5.24
             |                                 
            
                592,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/4/2013
             | 
            
                -0.10 / -0.65%
             |             
            
                15.30
             |           
            
                15.80
             |               
            
                15.20
             |                           
            
                15.20
             | 
            
                15.20
             |                     
            
                5.04
             |                                 
            
                563,400
             |            
            
                 
             |                                       
         
    
        
            | 
                6/3/2013
             | 
            
                -1.00 / -6.13%
             |             
            
                16.00
             |           
            
                16.30
             |               
            
                15.30
             |                           
            
                15.30
             | 
            
                15.30
             |                     
            
                5.07
             |                                 
            
                533,570
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/31/2013
             | 
            
                -0.50 / -2.98%
             |             
            
                16.90
             |           
            
                16.90
             |               
            
                16.10
             |                           
            
                16.30
             | 
            
                16.30
             |                     
            
                5.40
             |                                 
            
                640,110
             |            
            
                 
             |                                       
         
    
        
            | 
                5/30/2013
             | 
            
                0.00 / 0.00%
             |             
            
                16.80
             |           
            
                16.80
             |               
            
                16.40
             |                           
            
                16.80
             | 
            
                16.80
             |                     
            
                5.57
             |                                 
            
                610,570
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/29/2013
             | 
            
                -0.10 / -0.59%
             |             
            
                17.00
             |           
            
                17.50
             |               
            
                16.70
             |                           
            
                16.80
             | 
            
                16.80
             |                     
            
                5.57
             |                                 
            
                442,690
             |            
            
                 
             |                                       
         
    
        
            | 
                5/28/2013
             | 
            
                +0.90 / +5.63%
             |             
            
                16.00
             |           
            
                16.90
             |               
            
                15.90
             |                           
            
                16.90
             | 
            
                16.90
             |                     
            
                5.60
             |                                 
            
                456,760
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/27/2013
             | 
            
                0.00 / 0.00%
             |             
            
                15.90
             |           
            
                16.60
             |               
            
                15.80
             |                           
            
                16.00
             | 
            
                16.00
             |                     
            
                5.30
             |                                 
            
                947,180
             |            
            
                 
             |                                       
         
    
        
            | 
                5/24/2013
             | 
            
                +0.50 / +3.23%
             |             
            
                15.80
             |           
            
                16.30
             |               
            
                15.60
             |                           
            
                16.00
             | 
            
                16.00
             |                     
            
                5.30
             |                                 
            
                508,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/23/2013
             | 
            
                -0.20 / -1.27%
             |             
            
                15.50
             |           
            
                16.30
             |               
            
                15.30
             |                           
            
                15.50
             | 
            
                15.50
             |                     
            
                5.14
             |                                 
            
                581,280
             |            
            
                 
             |                                       
         
    
        
            | 
                5/22/2013
             | 
            
                -0.30 / -1.88%
             |             
            
                16.20
             |           
            
                16.20
             |               
            
                15.50
             |                           
            
                15.70
             | 
            
                15.70
             |                     
            
                5.21
             |                                 
            
                648,680
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/21/2013
             | 
            
                +1.00 / +6.67%
             |             
            
                15.40
             |           
            
                16.00
             |               
            
                15.20
             |                           
            
                16.00
             | 
            
                16.00
             |                     
            
                5.30
             |                                 
            
                564,260
             |            
            
                 
             |                                       
         
    
        
            | 
                5/20/2013
             | 
            
                +0.90 / +6.38%
             |             
            
                14.20
             |           
            
                15.00
             |               
            
                14.00
             |                           
            
                15.00
             | 
            
                15.00
             |                     
            
                4.97
             |                                 
            
                622,780
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/17/2013
             | 
            
                +0.40 / +2.92%
             |             
            
                13.70
             |           
            
                14.20
             |               
            
                13.60
             |                           
            
                14.10
             | 
            
                14.10
             |                     
            
                4.67
             |                                 
            
                704,490
             |            
            
                 
             |                                       
         
    
        
            | 
                5/16/2013
             | 
            
                +0.40 / +3.01%
             |             
            
                13.40
             |           
            
                13.80
             |               
            
                13.40
             |                           
            
                13.70
             | 
            
                13.70
             |                     
            
                4.54
             |                                 
            
                327,670
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/15/2013
             | 
            
                +0.20 / +1.53%
             |             
            
                13.00
             |           
            
                13.40
             |               
            
                13.00
             |                           
            
                13.30
             | 
            
                13.30
             |                     
            
                4.41
             |                                 
            
                111,570
             |            
            
                 
             |                                       
         
    
        
            | 
                5/14/2013
             | 
            
                -0.40 / -2.96%
             |             
            
                13.50
             |           
            
                13.50
             |               
            
                13.00
             |                           
            
                13.10
             | 
            
                13.10
             |                     
            
                4.34
             |                                 
            
                335,180
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/13/2013
             | 
            
                -0.30 / -2.17%
             |             
            
                13.80
             |           
            
                13.90
             |               
            
                13.50
             |                           
            
                13.50
             | 
            
                13.50
             |                     
            
                4.48
             |                                 
            
                261,840
             |            
            
                 
             |                                       
         
    
        
            | 
                5/10/2013
             | 
            
                0.00 / 0.00%
             |             
            
                13.70
             |           
            
                14.00
             |               
            
                13.60
             |                           
            
                13.80
             | 
            
                13.80
             |                     
            
                4.58
             |                                 
            
                227,830
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/9/2013
             | 
            
                +0.30 / +2.22%
             |             
            
                13.60
             |           
            
                13.90
             |               
            
                13.60
             |                           
            
                13.80
             | 
            
                13.80
             |                     
            
                4.58
             |                                 
            
                260,950
             |            
            
                 
             |                                       
         
    
        
            | 
                5/8/2013
             | 
            
                -0.40 / -2.88%
             |             
            
                13.90
             |           
            
                14.10
             |               
            
                13.40
             |                           
            
                13.50
             | 
            
                13.50
             |                     
            
                4.48
             |                                 
            
                514,220
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/7/2013
             | 
            
                +0.50 / +3.73%
             |             
            
                13.80
             |           
            
                14.10
             |               
            
                13.50
             |                           
            
                13.90
             | 
            
                13.90
             |                     
            
                4.61
             |                                 
            
                560,510
             |            
            
                 
             |                                       
         
    
        
            | 
                5/6/2013
             | 
            
                +0.50 / +3.88%
             |             
            
                12.90
             |           
            
                13.70
             |               
            
                12.90
             |                           
            
                13.40
             | 
            
                13.40
             |                     
            
                4.44
             |                                 
            
                372,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/3/2013
             | 
            
                0.00 / 0.00%
             |             
            
                12.70
             |           
            
                13.00
             |               
            
                12.70
             |                           
            
                12.90
             | 
            
                12.90
             |                     
            
                4.28
             |                                 
            
                333,690
             |            
            
                 
             |                                       
         
    
        
            | 
                5/2/2013
             | 
            
                +0.40 / +3.20%
             |             
            
                12.70
             |           
            
                13.10
             |               
            
                12.70
             |                           
            
                12.90
             | 
            
                12.90
             |                     
            
                4.28
             |                                 
            
                287,920
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/26/2013
             | 
            
                +0.20 / +1.63%
             |             
            
                12.30
             |           
            
                12.90
             |               
            
                12.30
             |                           
            
                12.50
             | 
            
                12.50
             |                     
            
                4.14
             |                                 
            
                412,240
             |            
            
                 
             |                                       
         
    
        
            | 
                4/25/2013
             | 
            
                -0.40 / -3.15%
             |             
            
                12.60
             |           
            
                12.70
             |               
            
                12.20
             |                           
            
                12.30
             | 
            
                12.30
             |                     
            
                4.08
             |                                 
            
                283,690
             |  
            
                 
             |                                                              
             
    
         
    
    
 |