| 
                 
                    Closing price on 10/21/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    8.70 | 
                 
                
                    | High | 
                    8.70 | 
                 
                
                    | Low | 
                    8.50 | 
                     
                
                    | Volume | 
                    6,200 | 
                                 
                
                    | Split-adjusted Price | 
                    1.98 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
SRA Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                10/21/2011
             | 
            
                +0.20 / +2.41%
             |             
            
                8.70
             |           
            
                8.70
             |               
            
                8.50
             |                           
            
                8.50
             | 
            
                8.50
             |                     
            
                1.98
             |                                 
            
                6,200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/20/2011
             | 
            
                +0.20 / +2.47%
             |             
            
                8.30
             |           
            
                8.30
             |               
            
                8.30
             |                           
            
                8.30
             | 
            
                8.30
             |                     
            
                1.93
             |                                 
            
                600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/19/2011
             | 
            
                -0.40 / -4.71%
             |             
            
                8.90
             |           
            
                8.90
             |               
            
                8.00
             |                           
            
                8.10
             | 
            
                8.10
             |                     
            
                1.89
             |                                 
            
                5,200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/18/2011
             | 
            
                +0.40 / +4.94%
             |             
            
                8.50
             |           
            
                8.50
             |               
            
                8.50
             |                           
            
                8.50
             | 
            
                8.50
             |                     
            
                1.98
             |                                 
            
                500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/17/2011
             | 
            
                -0.60 / -6.90%
             |             
            
                9.00
             |           
            
                9.00
             |               
            
                8.10
             |                           
            
                8.10
             | 
            
                8.10
             |                     
            
                1.89
             |                                 
            
                5,200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/14/2011
             | 
            
                +0.20 / +2.35%
             |             
            
                8.70
             |           
            
                8.70
             |               
            
                8.70
             |                           
            
                8.70
             | 
            
                8.70
             |                     
            
                2.03
             |                                 
            
                500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/13/2011
             | 
            
                -0.30 / -3.41%
             |             
            
                8.80
             |           
            
                8.80
             |               
            
                8.20
             |                           
            
                8.50
             | 
            
                8.50
             |                     
            
                1.98
             |                                 
            
                3,500
             |            
            
                 
             |                                       
         
    
        
            | 
                10/12/2011
             | 
            
                -0.30 / -3.30%
             |             
            
                8.80
             |           
            
                8.80
             |               
            
                8.80
             |                           
            
                8.80
             | 
            
                8.80
             |                     
            
                2.05
             |                                 
            
                600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/11/2011
             | 
            
                +0.10 / +1.11%
             |             
            
                9.70
             |           
            
                10.10
             |               
            
                9.10
             |                           
            
                9.10
             | 
            
                9.10
             |                     
            
                2.12
             |                                 
            
                4,000
             |            
            
                 
             |                                       
         
    
        
            | 
                10/10/2011
             | 
            
                -0.60 / -6.25%
             |             
            
                10.10
             |           
            
                10.10
             |               
            
                9.00
             |                           
            
                9.00
             | 
            
                9.00
             |                     
            
                2.10
             |                                 
            
                1,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/7/2011
             | 
            
                +0.50 / +5.49%
             |             
            
                9.60
             |           
            
                9.60
             |               
            
                9.60
             |                           
            
                9.60
             | 
            
                9.60
             |                     
            
                2.24
             |                                 
            
                200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/6/2011
             | 
            
                0.00 / 0.00%
             |             
            
                9.40
             |           
            
                9.40
             |               
            
                8.80
             |                           
            
                9.10
             | 
            
                9.10
             |                     
            
                2.12
             |                                 
            
                12,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/5/2011
             | 
            
                +0.80 / +9.64%
             |             
            
                9.00
             |           
            
                9.10
             |               
            
                9.00
             |                           
            
                9.10
             | 
            
                9.10
             |                     
            
                2.12
             |                                 
            
                6,300
             |            
            
                 
             |                                       
         
    
        
            | 
                10/4/2011
             | 
            
                -0.10 / -1.19%
             |             
            
                9.00
             |           
            
                9.10
             |               
            
                8.30
             |                           
            
                8.30
             | 
            
                8.30
             |                     
            
                1.93
             |                                 
            
                12,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/3/2011
             | 
            
                +0.20 / +2.44%
             |             
            
                8.80
             |           
            
                8.80
             |               
            
                8.40
             |                           
            
                8.40
             | 
            
                8.40
             |                     
            
                1.96
             |                                 
            
                16,900
             |            
            
                 
             |                                       
         
    
        
            | 
                9/30/2011
             | 
            
                -0.20 / -2.38%
             |             
            
                9.00
             |           
            
                9.00
             |               
            
                8.20
             |                           
            
                8.20
             | 
            
                8.20
             |                     
            
                1.91
             |                                 
            
                11,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/29/2011
             | 
            
                -0.80 / -8.70%
             |             
            
                9.30
             |           
            
                9.30
             |               
            
                8.40
             |                           
            
                8.40
             | 
            
                8.40
             |                     
            
                1.96
             |                                 
            
                19,300
             |            
            
                 
             |                                       
         
    
        
            | 
                9/28/2011
             | 
            
                +0.60 / +6.98%
             |             
            
                9.20
             |           
            
                9.20
             |               
            
                8.80
             |                           
            
                9.20
             | 
            
                9.20
             |                     
            
                2.14
             |                                 
            
                11,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/27/2011
             | 
            
                -0.20 / -2.27%
             |             
            
                9.40
             |           
            
                9.40
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                2.00
             |                                 
            
                2,300
             |            
            
                 
             |                                       
         
    
        
            | 
                9/26/2011
             | 
            
                -0.40 / -4.35%
             |             
            
                8.90
             |           
            
                8.90
             |               
            
                8.80
             |                           
            
                8.80
             | 
            
                8.80
             |                     
            
                2.05
             |                                 
            
                13,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/23/2011
             | 
            
                -0.60 / -6.12%
             |             
            
                10.00
             |           
            
                10.00
             |               
            
                9.20
             |                           
            
                9.20
             | 
            
                9.20
             |                     
            
                2.14
             |                                 
            
                12,500
             |            
            
                 
             |                                       
         
    
        
            | 
                9/22/2011
             | 
            
                +0.50 / +5.38%
             |             
            
                9.90
             |           
            
                9.90
             |               
            
                9.30
             |                           
            
                9.80
             | 
            
                9.80
             |                     
            
                2.28
             |                                 
            
                7,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/21/2011
             | 
            
                -0.20 / -2.11%
             |             
            
                9.90
             |           
            
                9.90
             |               
            
                9.30
             |                           
            
                9.30
             | 
            
                9.30
             |                     
            
                2.17
             |                                 
            
                7,000
             |            
            
                 
             |                                       
         
    
        
            | 
                9/20/2011
             | 
            
                -0.10 / -1.04%
             |             
            
                10.10
             |           
            
                10.10
             |               
            
                9.20
             |                           
            
                9.50
             | 
            
                9.50
             |                     
            
                2.21
             |                                 
            
                22,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/19/2011
             | 
            
                +0.80 / +9.09%
             |             
            
                9.50
             |           
            
                9.60
             |               
            
                9.40
             |                           
            
                9.60
             | 
            
                9.60
             |                     
            
                2.24
             |                                 
            
                16,500
             |            
            
                 
             |                                       
         
    
        
            | 
                9/16/2011
             | 
            
                -0.50 / -5.38%
             |             
            
                9.60
             |           
            
                9.60
             |               
            
                8.80
             |                           
            
                8.80
             | 
            
                8.80
             |                     
            
                2.05
             |                                 
            
                78,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/15/2011
             | 
            
                -0.30 / -3.13%
             |             
            
                9.60
             |           
            
                9.80
             |               
            
                9.20
             |                           
            
                9.30
             | 
            
                9.30
             |                     
            
                2.17
             |                                 
            
                33,300
             |            
            
                 
             |                                       
         
    
        
            | 
                9/14/2011
             | 
            
                -0.30 / -3.03%
             |             
            
                10.60
             |           
            
                10.60
             |               
            
                9.40
             |                           
            
                9.60
             | 
            
                9.60
             |                     
            
                2.24
             |                                 
            
                127,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/13/2011
             | 
            
                +0.50 / +5.32%
             |             
            
                10.00
             |           
            
                10.00
             |               
            
                9.80
             |                           
            
                9.90
             | 
            
                9.90
             |                     
            
                2.31
             |                                 
            
                47,400
             |            
            
                 
             |                                       
         
    
        
            | 
                9/12/2011
             | 
            
                +0.40 / +4.44%
             |             
            
                9.00
             |           
            
                9.40
             |               
            
                9.00
             |                           
            
                9.40
             | 
            
                9.40
             |                     
            
                2.19
             |                                 
            
                29,500
             |  
            
                 
             |                                                              
             
    
         
    
    
 |