| 
                 
                    Closing price on 5/9/2012
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    9.40 | 
                 
                
                    | High | 
                    9.70 | 
                 
                
                    | Low | 
                    9.40 | 
                     
                
                    | Volume | 
                    8,500 | 
                                 
                
                    | Split-adjusted Price | 
                    2.95 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
BBS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/9/2012
             | 
            
                -0.10 / -1.02%
             |             
            
                9.40
             |           
            
                9.70
             |               
            
                9.40
             |                           
            
                9.70
             | 
            
                9.70
             |                     
            
                2.95
             |                                 
            
                8,500
             |            
            
                 
             |                                       
         
    
        
            | 
                5/8/2012
             | 
            
                +0.30 / +3.16%
             |             
            
                9.90
             |           
            
                10.00
             |               
            
                9.50
             |                           
            
                9.80
             | 
            
                9.80
             |                     
            
                2.98
             |                                 
            
                15,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/7/2012
             | 
            
                +0.50 / +5.56%
             |             
            
                9.30
             |           
            
                9.50
             |               
            
                9.30
             |                           
            
                9.50
             | 
            
                9.50
             |                     
            
                2.89
             |                                 
            
                24,100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/4/2012
             | 
            
                +0.50 / +5.88%
             |             
            
                8.70
             |           
            
                9.00
             |               
            
                8.60
             |                           
            
                9.00
             | 
            
                9.00
             |                     
            
                2.74
             |                                 
            
                36,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/3/2012
             | 
            
                +0.20 / +2.41%
             |             
            
                8.20
             |           
            
                8.50
             |               
            
                8.00
             |                           
            
                8.50
             | 
            
                8.50
             |                     
            
                2.58
             |                                 
            
                21,100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/2/2012
             | 
            
                +0.40 / +5.06%
             |             
            
                8.00
             |           
            
                8.30
             |               
            
                8.00
             |                           
            
                8.30
             | 
            
                8.30
             |                     
            
                2.52
             |                                 
            
                21,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/27/2012
             | 
            
                +0.20 / +2.60%
             |             
            
                7.80
             |           
            
                8.00
             |               
            
                7.80
             |                           
            
                7.90
             | 
            
                7.90
             |                     
            
                2.40
             |                                 
            
                12,700
             |            
            
                 
             |                                       
         
    
        
            | 
                4/26/2012
             | 
            
                0.00 / 0.00%
             |             
            
                7.70
             |           
            
                7.70
             |               
            
                7.70
             |                           
            
                7.70
             | 
            
                7.70
             |                     
            
                2.34
             |                                 
            
                14,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/25/2012
             | 
            
                +0.40 / +5.48%
             |             
            
                7.50
             |           
            
                7.70
             |               
            
                7.50
             |                           
            
                7.70
             | 
            
                7.70
             |                     
            
                2.34
             |                                 
            
                15,200
             |            
            
                 
             |                                       
         
    
        
            | 
                4/24/2012
             | 
            
                -0.40 / -5.19%
             |             
            
                7.30
             |           
            
                7.60
             |               
            
                7.30
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                2.22
             |                                 
            
                38,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/23/2012
             | 
            
                +0.30 / +4.05%
             |             
            
                7.70
             |           
            
                7.90
             |               
            
                7.00
             |                           
            
                7.70
             | 
            
                7.70
             |                     
            
                2.34
             |                                 
            
                46,700
             |            
            
                 
             |                                       
         
    
        
            | 
                4/20/2012
             | 
            
                +0.40 / +5.71%
             |             
            
                7.20
             |           
            
                7.40
             |               
            
                7.00
             |                           
            
                7.40
             | 
            
                7.40
             |                     
            
                2.25
             |                                 
            
                40,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/19/2012
             | 
            
                -0.40 / -5.41%
             |             
            
                7.20
             |           
            
                7.20
             |               
            
                7.00
             |                           
            
                7.00
             | 
            
                7.00
             |                     
            
                2.13
             |                                 
            
                30,000
             |            
            
                 
             |                                       
         
    
        
            | 
                4/18/2012
             | 
            
                -0.20 / -2.63%
             |             
            
                7.70
             |           
            
                7.70
             |               
            
                7.30
             |                           
            
                7.40
             | 
            
                7.40
             |                     
            
                2.25
             |                                 
            
                8,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/17/2012
             | 
            
                +0.10 / +1.33%
             |             
            
                7.50
             |           
            
                7.70
             |               
            
                7.50
             |                           
            
                7.60
             | 
            
                7.60
             |                     
            
                2.31
             |                                 
            
                15,300
             |            
            
                 
             |                                       
         
    
        
            | 
                4/16/2012
             | 
            
                +0.30 / +4.17%
             |             
            
                7.20
             |           
            
                7.50
             |               
            
                7.20
             |                           
            
                7.50
             | 
            
                7.50
             |                     
            
                2.28
             |                                 
            
                12,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/13/2012
             | 
            
                0.00 / 0.00%
             |             
            
                7.20
             |           
            
                7.20
             |               
            
                7.20
             |                           
            
                7.20
             | 
            
                7.20
             |                     
            
                2.19
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                4/12/2012
             | 
            
                -0.10 / -1.37%
             |             
            
                7.50
             |           
            
                7.50
             |               
            
                7.20
             |                           
            
                7.20
             | 
            
                7.20
             |                     
            
                2.19
             |                                 
            
                11,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/11/2012
             | 
            
                -0.20 / -2.67%
             |             
            
                7.10
             |           
            
                7.30
             |               
            
                7.10
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                2.22
             |                                 
            
                300
             |            
            
                 
             |                                       
         
    
        
            | 
                4/10/2012
             | 
            
                -0.30 / -3.85%
             |             
            
                7.50
             |           
            
                7.50
             |               
            
                7.50
             |                           
            
                7.50
             | 
            
                7.50
             |                     
            
                2.28
             |                                 
            
                2,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/9/2012
             | 
            
                0.00 / 0.00%
             |             
            
                7.80
             |           
            
                7.90
             |               
            
                7.70
             |                           
            
                7.80
             | 
            
                7.80
             |                     
            
                2.37
             |                                 
            
                6,100
             |            
            
                 
             |                                       
         
    
        
            | 
                4/6/2012
             | 
            
                0.00 / 0.00%
             |             
            
                7.80
             |           
            
                7.80
             |               
            
                7.80
             |                           
            
                7.80
             | 
            
                7.80
             |                     
            
                2.37
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/5/2012
             | 
            
                +0.10 / +1.30%
             |             
            
                7.80
             |           
            
                7.80
             |               
            
                7.80
             |                           
            
                7.80
             | 
            
                7.80
             |                     
            
                2.37
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                4/4/2012
             | 
            
                +0.10 / +1.32%
             |             
            
                7.20
             |           
            
                7.70
             |               
            
                7.20
             |                           
            
                7.70
             | 
            
                7.70
             |                     
            
                2.34
             |                                 
            
                600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/3/2012
             | 
            
                +0.20 / +2.70%
             |             
            
                7.40
             |           
            
                7.60
             |               
            
                7.40
             |                           
            
                7.60
             | 
            
                7.60
             |                     
            
                2.31
             |                                 
            
                8,000
             |            
            
                 
             |                                       
         
    
        
            | 
                3/30/2012
             | 
            
                -0.10 / -1.33%
             |             
            
                7.40
             |           
            
                7.40
             |               
            
                7.40
             |                           
            
                7.40
             | 
            
                7.40
             |                     
            
                2.25
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/29/2012
             | 
            
                0.00 / 0.00%
             |             
            
                7.50
             |           
            
                7.50
             |               
            
                7.50
             |                           
            
                7.50
             | 
            
                7.50
             |                     
            
                2.28
             |                                 
            
                200
             |            
            
                 
             |                                       
         
    
        
            | 
                3/28/2012
             | 
            
                +0.20 / +2.74%
             |             
            
                7.50
             |           
            
                7.50
             |               
            
                7.50
             |                           
            
                7.50
             | 
            
                7.50
             |                     
            
                2.28
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/27/2012
             | 
            
                -0.20 / -2.67%
             |             
            
                7.40
             |           
            
                7.40
             |               
            
                7.30
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                2.22
             |                                 
            
                3,900
             |            
            
                 
             |                                       
         
    
        
            | 
                3/26/2012
             | 
            
                -0.10 / -1.32%
             |             
            
                7.60
             |           
            
                7.70
             |               
            
                7.50
             |                           
            
                7.50
             | 
            
                7.50
             |                     
            
                2.28
             |                                 
            
                9,100
             |  
            
                 
             |                                                              
             
    
         
    
    
 |