| 
                 
                    Closing price on 10/31/2012
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    7.40 | 
                 
                
                    | High | 
                    7.40 | 
                 
                
                    | Low | 
                    7.30 | 
                     
                
                    | Volume | 
                    56,600 | 
                                 
                
                    | Split-adjusted Price | 
                    2.29 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
EBS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                10/31/2012
             | 
            
                -0.10 / -1.35%
             |             
            
                7.40
             |           
            
                7.40
             |               
            
                7.30
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                2.29
             |                                 
            
                56,600
             |            
            
                 
             |                                       
         
    
        
            | 
                10/30/2012
             | 
            
                0.00 / 0.00%
             |             
            
                7.40
             |           
            
                7.50
             |               
            
                7.30
             |                           
            
                7.40
             | 
            
                7.40
             |                     
            
                2.32
             |                                 
            
                122,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/29/2012
             | 
            
                -0.20 / -2.63%
             |             
            
                7.50
             |           
            
                7.50
             |               
            
                7.30
             |                           
            
                7.40
             | 
            
                7.40
             |                     
            
                2.32
             |                                 
            
                128,200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/26/2012
             | 
            
                0.00 / 0.00%
             |             
            
                7.50
             |           
            
                7.70
             |               
            
                7.50
             |                           
            
                7.60
             | 
            
                7.60
             |                     
            
                2.39
             |                                 
            
                139,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/25/2012
             | 
            
                -0.10 / -1.30%
             |             
            
                7.60
             |           
            
                7.60
             |               
            
                7.50
             |                           
            
                7.60
             | 
            
                7.60
             |                     
            
                2.39
             |                                 
            
                94,200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/24/2012
             | 
            
                +0.10 / +1.32%
             |             
            
                7.80
             |           
            
                7.90
             |               
            
                7.50
             |                           
            
                7.70
             | 
            
                7.70
             |                     
            
                2.42
             |                                 
            
                154,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/23/2012
             | 
            
                -0.20 / -2.56%
             |             
            
                7.80
             |           
            
                7.90
             |               
            
                7.50
             |                           
            
                7.60
             | 
            
                7.60
             |                     
            
                2.39
             |                                 
            
                208,200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/22/2012
             | 
            
                0.00 / 0.00%
             |             
            
                7.80
             |           
            
                7.80
             |               
            
                7.60
             |                           
            
                7.80
             | 
            
                7.80
             |                     
            
                2.45
             |                                 
            
                45,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/19/2012
             | 
            
                -0.20 / -2.50%
             |             
            
                7.90
             |           
            
                8.00
             |               
            
                7.50
             |                           
            
                7.80
             | 
            
                7.80
             |                     
            
                2.45
             |                                 
            
                151,900
             |            
            
                 
             |                                       
         
    
        
            | 
                10/18/2012
             | 
            
                +0.40 / +5.26%
             |             
            
                7.60
             |           
            
                8.10
             |               
            
                7.60
             |                           
            
                8.00
             | 
            
                8.00
             |                     
            
                2.51
             |                                 
            
                699,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/17/2012
             | 
            
                -0.10 / -1.30%
             |             
            
                7.60
             |           
            
                7.60
             |               
            
                7.40
             |                           
            
                7.60
             | 
            
                7.60
             |                     
            
                2.39
             |                                 
            
                117,400
             |            
            
                 
             |                                       
         
    
        
            | 
                10/16/2012
             | 
            
                +0.40 / +5.48%
             |             
            
                7.30
             |           
            
                7.70
             |               
            
                7.30
             |                           
            
                7.70
             | 
            
                7.70
             |                     
            
                2.42
             |                                 
            
                185,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/15/2012
             | 
            
                0.00 / 0.00%
             |             
            
                7.20
             |           
            
                7.30
             |               
            
                7.20
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                2.29
             |                                 
            
                28,200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/12/2012
             | 
            
                -0.10 / -1.35%
             |             
            
                7.30
             |           
            
                7.50
             |               
            
                7.20
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                2.29
             |                                 
            
                51,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/11/2012
             | 
            
                0.00 / 0.00%
             |             
            
                7.40
             |           
            
                7.50
             |               
            
                7.30
             |                           
            
                7.40
             | 
            
                7.40
             |                     
            
                2.32
             |                                 
            
                109,100
             |            
            
                 
             |                                       
         
    
        
            | 
                10/10/2012
             | 
            
                +0.10 / +1.37%
             |             
            
                7.20
             |           
            
                7.40
             |               
            
                7.20
             |                           
            
                7.40
             | 
            
                7.40
             |                     
            
                2.32
             |                                 
            
                52,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/9/2012
             | 
            
                -0.10 / -1.35%
             |             
            
                7.30
             |           
            
                7.40
             |               
            
                7.30
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                2.29
             |                                 
            
                49,600
             |            
            
                 
             |                                       
         
    
        
            | 
                10/8/2012
             | 
            
                +0.20 / +2.78%
             |             
            
                7.20
             |           
            
                7.40
             |               
            
                7.20
             |                           
            
                7.40
             | 
            
                7.40
             |                     
            
                2.32
             |                                 
            
                111,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/5/2012
             | 
            
                +0.10 / +1.41%
             |             
            
                7.10
             |           
            
                7.20
             |               
            
                7.10
             |                           
            
                7.20
             | 
            
                7.20
             |                     
            
                2.26
             |                                 
            
                46,500
             |            
            
                 
             |                                       
         
    
        
            | 
                10/4/2012
             | 
            
                -0.10 / -1.39%
             |             
            
                7.10
             |           
            
                7.10
             |               
            
                7.10
             |                           
            
                7.10
             | 
            
                7.10
             |                     
            
                2.23
             |                                 
            
                29,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/3/2012
             | 
            
                +0.20 / +2.86%
             |             
            
                7.10
             |           
            
                7.20
             |               
            
                7.10
             |                           
            
                7.20
             | 
            
                7.20
             |                     
            
                2.26
             |                                 
            
                20,200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/2/2012
             | 
            
                -0.10 / -1.41%
             |             
            
                7.00
             |           
            
                7.10
             |               
            
                7.00
             |                           
            
                7.00
             | 
            
                7.00
             |                     
            
                2.20
             |                                 
            
                45,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/1/2012
             | 
            
                0.00 / 0.00%
             |             
            
                7.10
             |           
            
                7.20
             |               
            
                7.00
             |                           
            
                7.10
             | 
            
                7.10
             |                     
            
                2.23
             |                                 
            
                86,300
             |            
            
                 
             |                                       
         
    
        
            | 
                9/28/2012
             | 
            
                -0.10 / -1.39%
             |             
            
                7.20
             |           
            
                7.20
             |               
            
                7.10
             |                           
            
                7.10
             | 
            
                7.10
             |                     
            
                2.23
             |                                 
            
                53,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/27/2012
             | 
            
                -0.10 / -1.37%
             |             
            
                7.20
             |           
            
                7.30
             |               
            
                7.20
             |                           
            
                7.20
             | 
            
                7.20
             |                     
            
                2.26
             |                                 
            
                5,300
             |            
            
                 
             |                                       
         
    
        
            | 
                9/26/2012
             | 
            
                0.00 / 0.00%
             |             
            
                7.20
             |           
            
                7.30
             |               
            
                7.10
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                2.29
             |                                 
            
                46,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/25/2012
             | 
            
                0.00 / 0.00%
             |             
            
                7.20
             |           
            
                7.30
             |               
            
                7.10
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                2.29
             |                                 
            
                53,000
             |            
            
                 
             |                                       
         
    
        
            | 
                9/24/2012
             | 
            
                -0.10 / -1.35%
             |             
            
                7.30
             |           
            
                7.30
             |               
            
                7.30
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                2.29
             |                                 
            
                10,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/21/2012
             | 
            
                +0.20 / +2.78%
             |             
            
                7.30
             |           
            
                7.40
             |               
            
                7.30
             |                           
            
                7.40
             | 
            
                7.40
             |                     
            
                2.32
             |                                 
            
                21,500
             |            
            
                 
             |                                       
         
    
        
            | 
                9/20/2012
             | 
            
                -0.10 / -1.37%
             |             
            
                7.20
             |           
            
                7.30
             |               
            
                7.20
             |                           
            
                7.20
             | 
            
                7.20
             |                     
            
                2.26
             |                                 
            
                42,800
             |  
            
                 
             |                                                              
             
    
         
    
    
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