| 
                 
                    Closing price on 3/8/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    7.30 | 
                 
                
                    | High | 
                    7.30 | 
                 
                
                    | Low | 
                    7.10 | 
                     
                
                    | Volume | 
                    15,740 | 
                                 
                
                    | Split-adjusted Price | 
                    2.66 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
SBA Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                3/8/2013
             | 
            
                -0.20 / -2.74%
             |             
            
                7.30
             |           
            
                7.30
             |               
            
                7.10
             |                           
            
                7.10
             | 
            
                7.10
             |                     
            
                2.66
             |                                 
            
                15,740
             |            
            
                 
             |                                       
         
    
        
            | 
                3/7/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.10
             |           
            
                7.30
             |               
            
                7.10
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                2.73
             |                                 
            
                22,260
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/6/2013
             | 
            
                +0.10 / +1.39%
             |             
            
                7.30
             |           
            
                7.30
             |               
            
                7.20
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                2.73
             |                                 
            
                33,830
             |            
            
                 
             |                                       
         
    
        
            | 
                3/5/2013
             | 
            
                -0.10 / -1.37%
             |             
            
                7.20
             |           
            
                7.80
             |               
            
                7.20
             |                           
            
                7.20
             | 
            
                7.20
             |                     
            
                2.70
             |                                 
            
                93,570
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/4/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.30
             |           
            
                7.30
             |               
            
                7.20
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                2.73
             |                                 
            
                77,080
             |            
            
                 
             |                                       
         
    
        
            | 
                3/1/2013
             | 
            
                +0.10 / +1.39%
             |             
            
                7.10
             |           
            
                7.30
             |               
            
                7.10
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                2.73
             |                                 
            
                90,180
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/28/2013
             | 
            
                +0.20 / +2.86%
             |             
            
                7.20
             |           
            
                7.20
             |               
            
                7.20
             |                           
            
                7.20
             | 
            
                7.20
             |                     
            
                2.70
             |                                 
            
                10
             |            
            
                 
             |                                       
         
    
        
            | 
                2/27/2013
             | 
            
                -0.10 / -1.41%
             |             
            
                6.90
             |           
            
                7.30
             |               
            
                6.90
             |                           
            
                7.00
             | 
            
                7.00
             |                     
            
                2.62
             |                                 
            
                271,230
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/26/2013
             | 
            
                -0.30 / -4.05%
             |             
            
                7.20
             |           
            
                7.30
             |               
            
                7.00
             |                           
            
                7.10
             | 
            
                7.10
             |                     
            
                2.66
             |                                 
            
                68,820
             |            
            
                 
             |                                       
         
    
        
            | 
                2/25/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.40
             |           
            
                7.40
             |               
            
                7.20
             |                           
            
                7.40
             | 
            
                7.40
             |                     
            
                2.77
             |                                 
            
                42,640
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/22/2013
             | 
            
                -0.10 / -1.33%
             |             
            
                7.30
             |           
            
                7.50
             |               
            
                7.30
             |                           
            
                7.40
             | 
            
                7.40
             |                     
            
                2.77
             |                                 
            
                121,450
             |            
            
                 
             |                                       
         
    
        
            | 
                2/21/2013
             | 
            
                +0.40 / +5.63%
             |             
            
                7.10
             |           
            
                7.50
             |               
            
                7.10
             |                           
            
                7.50
             | 
            
                7.50
             |                     
            
                2.81
             |                                 
            
                243,740
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/20/2013
             | 
            
                +0.10 / +1.43%
             |             
            
                7.00
             |           
            
                7.20
             |               
            
                7.00
             |                           
            
                7.10
             | 
            
                7.10
             |                     
            
                2.66
             |                                 
            
                51,250
             |            
            
                 
             |                                       
         
    
        
            | 
                2/19/2013
             | 
            
                -0.10 / -1.41%
             |             
            
                7.00
             |           
            
                7.00
             |               
            
                6.80
             |                           
            
                7.00
             | 
            
                7.00
             |                     
            
                2.62
             |                                 
            
                42,220
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/18/2013
             | 
            
                -0.20 / -2.74%
             |             
            
                7.30
             |           
            
                7.30
             |               
            
                7.00
             |                           
            
                7.10
             | 
            
                7.10
             |                     
            
                2.66
             |                                 
            
                12,680
             |            
            
                 
             |                                       
         
    
        
            | 
                2/8/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.20
             |           
            
                7.40
             |               
            
                7.20
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                2.73
             |                                 
            
                6,140
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/7/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.50
             |           
            
                7.50
             |               
            
                7.30
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                2.73
             |                                 
            
                14,550
             |            
            
                 
             |                                       
         
    
        
            | 
                2/6/2013
             | 
            
                +0.20 / +2.82%
             |             
            
                7.20
             |           
            
                7.50
             |               
            
                7.20
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                2.73
             |                                 
            
                341,860
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/5/2013
             | 
            
                +0.40 / +5.97%
             |             
            
                6.70
             |           
            
                7.10
             |               
            
                6.70
             |                           
            
                7.10
             | 
            
                7.10
             |                     
            
                2.66
             |                                 
            
                225,930
             |            
            
                 
             |                                       
         
    
        
            | 
                2/4/2013
             | 
            
                +0.40 / +6.35%
             |             
            
                6.40
             |           
            
                6.70
             |               
            
                6.40
             |                           
            
                6.70
             | 
            
                6.70
             |                     
            
                2.51
             |                                 
            
                315,590
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/1/2013
             | 
            
                -0.10 / -1.56%
             |             
            
                6.40
             |           
            
                6.40
             |               
            
                6.30
             |                           
            
                6.30
             | 
            
                6.30
             |                     
            
                2.36
             |                                 
            
                47,930
             |            
            
                 
             |                                       
         
    
        
            | 
                1/31/2013
             | 
            
                +0.10 / +1.59%
             |             
            
                6.30
             |           
            
                6.70
             |               
            
                6.30
             |                           
            
                6.40
             | 
            
                6.40
             |                     
            
                2.40
             |                                 
            
                271,680
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/30/2013
             | 
            
                +0.10 / +1.61%
             |             
            
                6.20
             |           
            
                6.30
             |               
            
                6.10
             |                           
            
                6.30
             | 
            
                6.30
             |                     
            
                2.36
             |                                 
            
                104,180
             |            
            
                 
             |                                       
         
    
        
            | 
                1/29/2013
             | 
            
                -0.10 / -1.59%
             |             
            
                6.00
             |           
            
                6.20
             |               
            
                6.00
             |                           
            
                6.20
             | 
            
                6.20
             |                     
            
                2.32
             |                                 
            
                15,910
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/28/2013
             | 
            
                +0.30 / +5.00%
             |             
            
                6.10
             |           
            
                6.30
             |               
            
                6.00
             |                           
            
                6.30
             | 
            
                6.30
             |                     
            
                2.36
             |                                 
            
                143,230
             |            
            
                 
             |                                       
         
    
        
            | 
                1/25/2013
             | 
            
                +0.30 / +5.26%
             |             
            
                6.00
             |           
            
                6.00
             |               
            
                5.90
             |                           
            
                6.00
             | 
            
                6.00
             |                     
            
                2.25
             |                                 
            
                391,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/24/2013
             | 
            
                +0.30 / +5.56%
             |             
            
                5.50
             |           
            
                5.70
             |               
            
                5.50
             |                           
            
                5.70
             | 
            
                5.70
             |                     
            
                2.13
             |                                 
            
                78,720
             |            
            
                 
             |                                       
         
    
        
            | 
                1/23/2013
             | 
            
                -0.30 / -5.26%
             |             
            
                5.60
             |           
            
                5.60
             |               
            
                5.40
             |                           
            
                5.40
             | 
            
                5.40
             |                     
            
                2.02
             |                                 
            
                65,930
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/22/2013
             | 
            
                -0.20 / -3.39%
             |             
            
                5.90
             |           
            
                5.90
             |               
            
                5.60
             |                           
            
                5.70
             | 
            
                5.70
             |                     
            
                2.13
             |                                 
            
                280,060
             |            
            
                 
             |                                       
         
    
        
            | 
                1/21/2013
             | 
            
                0.00 / 0.00%
             |             
            
                6.00
             |           
            
                6.00
             |               
            
                5.80
             |                           
            
                5.90
             | 
            
                5.90
             |                     
            
                2.21
             |                                 
            
                67,940
             |  
            
                 
             |                                                              
             
    
         
    
    
 |