| 
                 
                    Closing price on 6/21/2012
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    21.30 | 
                 
                
                    | High | 
                    21.30 | 
                 
                
                    | Low | 
                    20.30 | 
                     
                
                    | Volume | 
                    33,970 | 
                                 
                
                    | Split-adjusted Price | 
                    16.41 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
BBC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                6/21/2012
             | 
            
                +0.10 / +0.48%
             |             
            
                21.30
             |           
            
                21.30
             |               
            
                20.30
             |                           
            
                21.00
             | 
            
                21.00
             |                     
            
                16.41
             |                                 
            
                33,970
             |            
            
                 
             |                                       
         
    
        
            | 
                6/20/2012
             | 
            
                -0.70 / -3.24%
             |             
            
                21.00
             |           
            
                21.60
             |               
            
                20.70
             |                           
            
                20.90
             | 
            
                20.90
             |                     
            
                16.33
             |                                 
            
                60,890
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/19/2012
             | 
            
                -0.30 / -1.37%
             |             
            
                21.40
             |           
            
                21.80
             |               
            
                21.00
             |                           
            
                21.60
             | 
            
                21.60
             |                     
            
                16.88
             |                                 
            
                13,350
             |            
            
                 
             |                                       
         
    
        
            | 
                6/18/2012
             | 
            
                +0.60 / +2.82%
             |             
            
                22.10
             |           
            
                22.10
             |               
            
                21.40
             |                           
            
                21.90
             | 
            
                21.90
             |                     
            
                17.11
             |                                 
            
                57,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/15/2012
             | 
            
                +1.00 / +4.93%
             |             
            
                20.30
             |           
            
                21.30
             |               
            
                20.30
             |                           
            
                21.30
             | 
            
                21.30
             |                     
            
                16.64
             |                                 
            
                31,480
             |            
            
                 
             |                                       
         
    
        
            | 
                6/14/2012
             | 
            
                -0.70 / -3.33%
             |             
            
                21.00
             |           
            
                21.00
             |               
            
                20.30
             |                           
            
                20.30
             | 
            
                20.30
             |                     
            
                15.86
             |                                 
            
                28,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/13/2012
             | 
            
                +0.20 / +0.96%
             |             
            
                21.30
             |           
            
                21.30
             |               
            
                21.00
             |                           
            
                21.00
             | 
            
                21.00
             |                     
            
                16.41
             |                                 
            
                36,840
             |            
            
                 
             |                                       
         
    
        
            | 
                6/12/2012
             | 
            
                -0.90 / -4.15%
             |             
            
                21.70
             |           
            
                21.80
             |               
            
                20.80
             |                           
            
                20.80
             | 
            
                20.80
             |                     
            
                16.25
             |                                 
            
                35,890
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/11/2012
             | 
            
                -0.30 / -1.36%
             |             
            
                22.00
             |           
            
                22.50
             |               
            
                21.20
             |                           
            
                21.70
             | 
            
                21.70
             |                     
            
                16.96
             |                                 
            
                38,340
             |            
            
                 
             |                                       
         
    
        
            | 
                6/8/2012
             | 
            
                0.00 / 0.00%
             |             
            
                22.00
             |           
            
                22.70
             |               
            
                21.20
             |                           
            
                22.00
             | 
            
                22.00
             |                     
            
                17.19
             |                                 
            
                43,220
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/7/2012
             | 
            
                +1.00 / +4.76%
             |             
            
                21.20
             |           
            
                22.00
             |               
            
                21.20
             |                           
            
                22.00
             | 
            
                22.00
             |                     
            
                17.19
             |                                 
            
                117,610
             |            
            
                 
             |                                       
         
    
        
            | 
                6/6/2012
             | 
            
                +1.00 / +5.00%
             |             
            
                19.60
             |           
            
                21.00
             |               
            
                19.60
             |                           
            
                21.00
             | 
            
                21.00
             |                     
            
                16.41
             |                                 
            
                92,290
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/5/2012
             | 
            
                0.00 / 0.00%
             |             
            
                19.50
             |           
            
                20.50
             |               
            
                19.20
             |                           
            
                20.00
             | 
            
                20.00
             |                     
            
                15.63
             |                                 
            
                81,290
             |            
            
                 
             |                                       
         
    
        
            | 
                6/4/2012
             | 
            
                -1.00 / -4.76%
             |             
            
                20.20
             |           
            
                20.30
             |               
            
                20.00
             |                           
            
                20.00
             | 
            
                20.00
             |                     
            
                15.63
             |                                 
            
                258,070
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/1/2012
             | 
            
                -0.50 / -2.33%
             |             
            
                21.10
             |           
            
                21.60
             |               
            
                21.00
             |                           
            
                21.00
             | 
            
                21.00
             |                     
            
                16.41
             |                                 
            
                16,650
             |            
            
                 
             |                                       
         
    
        
            | 
                5/31/2012
             | 
            
                -0.30 / -1.38%
             |             
            
                21.80
             |           
            
                21.80
             |               
            
                20.80
             |                           
            
                21.50
             | 
            
                21.50
             |                     
            
                16.80
             |                                 
            
                161,690
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/30/2012
             | 
            
                -0.40 / -1.80%
             |             
            
                22.50
             |           
            
                22.50
             |               
            
                21.80
             |                           
            
                21.80
             | 
            
                21.80
             |                     
            
                17.03
             |                                 
            
                47,290
             |            
            
                 
             |                                       
         
    
        
            | 
                5/29/2012
             | 
            
                +0.10 / +0.45%
             |             
            
                22.30
             |           
            
                22.40
             |               
            
                21.70
             |                           
            
                22.20
             | 
            
                22.20
             |                     
            
                17.35
             |                                 
            
                49,330
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/28/2012
             | 
            
                +0.90 / +4.25%
             |             
            
                22.00
             |           
            
                22.10
             |               
            
                21.00
             |                           
            
                22.10
             | 
            
                22.10
             |                     
            
                17.27
             |                                 
            
                152,050
             |            
            
                 
             |                                       
         
    
        
            | 
                5/25/2012
             | 
            
                +1.00 / +4.95%
             |             
            
                21.10
             |           
            
                21.20
             |               
            
                20.70
             |                           
            
                21.20
             | 
            
                21.20
             |                     
            
                16.56
             |                                 
            
                107,660
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/24/2012
             | 
            
                -1.00 / -4.72%
             |             
            
                20.60
             |           
            
                21.90
             |               
            
                20.20
             |                           
            
                20.20
             | 
            
                20.20
             |                     
            
                15.78
             |                                 
            
                171,510
             |            
            
                 
             |                                       
         
    
        
            | 
                5/23/2012
             | 
            
                -1.10 / -4.93%
             |             
            
                22.30
             |           
            
                22.70
             |               
            
                21.20
             |                           
            
                21.20
             | 
            
                21.20
             |                     
            
                16.56
             |                                 
            
                549,980
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/22/2012
             | 
            
                -0.70 / -3.04%
             |             
            
                23.20
             |           
            
                23.20
             |               
            
                22.00
             |                           
            
                22.30
             | 
            
                22.30
             |                     
            
                17.42
             |                                 
            
                149,420
             |            
            
                 
             |                                       
         
    
        
            | 
                5/21/2012
             | 
            
                +1.00 / +4.55%
             |             
            
                22.00
             |           
            
                23.00
             |               
            
                21.80
             |                           
            
                23.00
             | 
            
                23.00
             |                     
            
                17.97
             |                                 
            
                106,850
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/18/2012
             | 
            
                -1.00 / -4.35%
             |             
            
                23.50
             |           
            
                23.50
             |               
            
                21.90
             |                           
            
                22.00
             | 
            
                22.00
             |                     
            
                17.19
             |                                 
            
                160,480
             |            
            
                 
             |                                       
         
    
        
            | 
                5/17/2012
             | 
            
                0.00 / 0.00%
             |             
            
                23.70
             |           
            
                23.90
             |               
            
                22.60
             |                           
            
                23.00
             | 
            
                23.00
             |                     
            
                17.97
             |                                 
            
                99,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/16/2012
             | 
            
                -0.80 / -3.36%
             |             
            
                23.50
             |           
            
                23.90
             |               
            
                22.70
             |                           
            
                23.00
             | 
            
                23.00
             |                     
            
                17.97
             |                                 
            
                368,740
             |            
            
                 
             |                                       
         
    
        
            | 
                5/15/2012
             | 
            
                -1.20 / -4.80%
             |             
            
                24.10
             |           
            
                24.70
             |               
            
                23.80
             |                           
            
                23.80
             | 
            
                23.80
             |                     
            
                18.60
             |                                 
            
                345,430
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/14/2012
             | 
            
                -1.30 / -4.94%
             |             
            
                25.20
             |           
            
                25.60
             |               
            
                25.00
             |                           
            
                25.00
             | 
            
                25.00
             |                     
            
                19.53
             |                                 
            
                411,990
             |            
            
                 
             |                                       
         
    
        
            | 
                5/11/2012
             | 
            
                -1.00 / -3.66%
             |             
            
                27.30
             |           
            
                27.60
             |               
            
                26.30
             |                           
            
                26.30
             | 
            
                26.30
             |                     
            
                20.55
             |                                 
            
                244,610
             |  
            
                 
             |                                                              
             
    
         
    
    
 |