| 
                 
                    Closing price on 7/20/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    8.30 | 
                 
                
                    | High | 
                    8.40 | 
                 
                
                    | Low | 
                    8.30 | 
                     
                
                    | Volume | 
                    1,600 | 
                                 
                
                    | Split-adjusted Price | 
                    1.96 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
SRA Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                7/20/2011
             | 
            
                +0.20 / +2.44%
             |             
            
                8.30
             |           
            
                8.40
             |               
            
                8.30
             |                           
            
                8.40
             | 
            
                8.40
             |                     
            
                1.96
             |                                 
            
                1,600
             |            
            
                 
             |                                       
         
    
        
            | 
                7/19/2011
             | 
            
                +0.30 / +3.80%
             |             
            
                8.40
             |           
            
                8.40
             |               
            
                7.90
             |                           
            
                8.20
             | 
            
                8.20
             |                     
            
                1.91
             |                                 
            
                4,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/18/2011
             | 
            
                -0.50 / -5.95%
             |             
            
                7.90
             |           
            
                7.90
             |               
            
                7.90
             |                           
            
                7.90
             | 
            
                7.90
             |                     
            
                1.84
             |                                 
            
                1,100
             |            
            
                 
             |                                       
         
    
        
            | 
                7/15/2011
             | 
            
                -0.60 / -6.67%
             |             
            
                9.00
             |           
            
                9.00
             |               
            
                8.40
             |                           
            
                8.40
             | 
            
                8.40
             |                     
            
                1.96
             |                                 
            
                3,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/14/2011
             | 
            
                +0.40 / +4.65%
             |             
            
                9.00
             |           
            
                9.00
             |               
            
                9.00
             |                           
            
                9.00
             | 
            
                9.00
             |                     
            
                2.10
             |                                 
            
                1,800
             |            
            
                 
             |                                       
         
    
        
            | 
                7/13/2011
             | 
            
                +0.50 / +6.17%
             |             
            
                8.60
             |           
            
                8.60
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                2.00
             |                                 
            
                9,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/12/2011
             | 
            
                -0.30 / -3.57%
             |             
            
                8.00
             |           
            
                8.20
             |               
            
                8.00
             |                           
            
                8.10
             | 
            
                8.10
             |                     
            
                1.89
             |                                 
            
                1,500
             |            
            
                 
             |                                       
         
    
        
            | 
                7/11/2011
             | 
            
                -0.50 / -5.62%
             |             
            
                8.30
             |           
            
                8.50
             |               
            
                8.30
             |                           
            
                8.40
             | 
            
                8.40
             |                     
            
                1.96
             |                                 
            
                2,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/8/2011
             | 
            
                -0.60 / -6.32%
             |             
            
                9.00
             |           
            
                9.00
             |               
            
                8.90
             |                           
            
                8.90
             | 
            
                8.90
             |                     
            
                2.07
             |                                 
            
                3,800
             |            
            
                 
             |                                       
         
    
        
            | 
                7/7/2011
             | 
            
                0.00 / 0.00%
             |             
            
                9.50
             |           
            
                9.50
             |               
            
                9.50
             |                           
            
                9.50
             | 
            
                9.50
             |                     
            
                2.21
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/6/2011
             | 
            
                0.00 / 0.00%
             |             
            
                9.50
             |           
            
                9.50
             |               
            
                9.50
             |                           
            
                9.50
             | 
            
                9.50
             |                     
            
                2.21
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                7/5/2011
             | 
            
                +0.60 / +6.74%
             |             
            
                9.50
             |           
            
                9.50
             |               
            
                9.50
             |                           
            
                9.50
             | 
            
                9.50
             |                     
            
                2.21
             |                                 
            
                3,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/4/2011
             | 
            
                +0.60 / +7.23%
             |             
            
                8.90
             |           
            
                8.90
             |               
            
                8.90
             |                           
            
                8.90
             | 
            
                8.90
             |                     
            
                2.07
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                7/1/2011
             | 
            
                -0.50 / -5.68%
             |             
            
                8.80
             |           
            
                8.80
             |               
            
                8.30
             |                           
            
                8.30
             | 
            
                8.30
             |                     
            
                1.93
             |                                 
            
                8,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/30/2011
             | 
            
                -0.60 / -6.38%
             |             
            
                9.50
             |           
            
                9.50
             |               
            
                8.80
             |                           
            
                8.80
             | 
            
                8.80
             |                     
            
                2.05
             |                                 
            
                9,500
             |            
            
                 
             |                                       
         
    
        
            | 
                6/29/2011
             | 
            
                +0.10 / +1.08%
             |             
            
                9.40
             |           
            
                9.40
             |               
            
                9.40
             |                           
            
                9.40
             | 
            
                9.40
             |                     
            
                2.19
             |                                 
            
                2,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/28/2011
             | 
            
                -0.80 / -7.92%
             |             
            
                10.30
             |           
            
                10.30
             |               
            
                9.30
             |                           
            
                9.30
             | 
            
                9.30
             |                     
            
                2.17
             |                                 
            
                6,700
             |            
            
                 
             |                                       
         
    
        
            | 
                6/27/2011
             | 
            
                0.00 / 0.00%
             |             
            
                10.30
             |           
            
                10.30
             |               
            
                9.50
             |                           
            
                10.10
             | 
            
                10.10
             |                     
            
                2.35
             |                                 
            
                1,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/24/2011
             | 
            
                +0.10 / +1.00%
             |             
            
                9.40
             |           
            
                10.10
             |               
            
                9.40
             |                           
            
                10.10
             | 
            
                10.10
             |                     
            
                2.35
             |                                 
            
                1,000
             |            
            
                 
             |                                       
         
    
        
            | 
                6/23/2011
             | 
            
                -0.70 / -6.54%
             |             
            
                10.90
             |           
            
                10.90
             |               
            
                10.00
             |                           
            
                10.00
             | 
            
                10.00
             |                     
            
                2.33
             |                                 
            
                7,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/22/2011
             | 
            
                -0.70 / -6.14%
             |             
            
                11.80
             |           
            
                11.80
             |               
            
                10.60
             |                           
            
                10.70
             | 
            
                10.70
             |                     
            
                2.49
             |                                 
            
                5,100
             |            
            
                 
             |                                       
         
    
        
            | 
                6/21/2011
             | 
            
                +0.10 / +0.88%
             |             
            
                11.30
             |           
            
                11.40
             |               
            
                11.30
             |                           
            
                11.40
             | 
            
                11.40
             |                     
            
                2.66
             |                                 
            
                5,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/20/2011
             | 
            
                +0.60 / +5.61%
             |             
            
                11.30
             |           
            
                11.30
             |               
            
                11.30
             |                           
            
                11.30
             | 
            
                11.30
             |                     
            
                2.63
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                6/17/2011
             | 
            
                -0.50 / -4.46%
             |             
            
                10.50
             |           
            
                10.90
             |               
            
                10.50
             |                           
            
                10.70
             | 
            
                10.70
             |                     
            
                2.49
             |                                 
            
                3,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/16/2011
             | 
            
                -0.80 / -6.67%
             |             
            
                11.20
             |           
            
                11.50
             |               
            
                11.20
             |                           
            
                11.20
             | 
            
                11.20
             |                     
            
                2.61
             |                                 
            
                41,300
             |            
            
                 
             |                                       
         
    
        
            | 
                6/15/2011
             | 
            
                +0.40 / +3.45%
             |             
            
                12.00
             |           
            
                12.00
             |               
            
                12.00
             |                           
            
                12.00
             | 
            
                12.00
             |                     
            
                2.80
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/14/2011
             | 
            
                -0.10 / -0.85%
             |             
            
                12.30
             |           
            
                12.40
             |               
            
                11.60
             |                           
            
                11.60
             | 
            
                11.60
             |                     
            
                2.70
             |                                 
            
                26,000
             |            
            
                 
             |                                       
         
    
        
            | 
                6/13/2011
             | 
            
                +0.60 / +5.41%
             |             
            
                11.70
             |           
            
                11.70
             |               
            
                10.70
             |                           
            
                11.70
             | 
            
                11.70
             |                     
            
                2.73
             |                                 
            
                11,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/10/2011
             | 
            
                +0.50 / +4.72%
             |             
            
                11.10
             |           
            
                11.10
             |               
            
                10.70
             |                           
            
                11.10
             | 
            
                11.10
             |                     
            
                2.59
             |                                 
            
                54,700
             |            
            
                 
             |                                       
         
    
        
            | 
                6/9/2011
             | 
            
                -0.10 / -0.93%
             |             
            
                10.00
             |           
            
                10.70
             |               
            
                10.00
             |                           
            
                10.60
             | 
            
                10.60
             |                     
            
                2.47
             |                                 
            
                15,500
             |  
            
                 
             |                                                              
             
    
         
    
    
 |