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                    Closing price on 11/21/2012
                 |  |  
    
        |           
                
                    | Open | 7.60 |  
                    | High | 7.60 |  
                    | Low | 7.40 |  
                    | Volume | 33,000 |  
                    | Split-adjusted Price | 2.32 |  
                
             | 
 |  EBS Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 11/21/2012 | -0.10 / -1.33% | 7.60 | 7.60 | 7.40 | 7.40 | 7.40 | 2.32 | 33,000 |   |  
            | 11/20/2012 | 0.00 / 0.00% | 7.60 | 7.60 | 7.50 | 7.50 | 7.50 | 2.36 | 24,400 |   |  			
            | 11/19/2012 | +0.20 / +2.74% | 7.40 | 7.70 | 7.40 | 7.50 | 7.50 | 2.36 | 178,400 |   |  
            | 11/16/2012 | 0.00 / 0.00% | 7.30 | 7.40 | 7.20 | 7.30 | 7.30 | 2.29 | 41,500 |   |  			
            | 11/15/2012 | -0.10 / -1.35% | 7.30 | 7.40 | 7.20 | 7.30 | 7.30 | 2.29 | 61,500 |   |  
            | 11/14/2012 | 0.00 / 0.00% | 7.30 | 7.40 | 7.20 | 7.40 | 7.40 | 2.32 | 71,300 |   |  			
            | 11/13/2012 | 0.00 / 0.00% | 7.40 | 7.40 | 7.20 | 7.40 | 7.40 | 2.32 | 40,100 |   |  
            | 11/12/2012 | +0.10 / +1.37% | 7.30 | 7.40 | 7.30 | 7.40 | 7.40 | 2.32 | 77,300 |   |  			
            | 11/9/2012 | +0.10 / +1.39% | 7.20 | 7.30 | 7.10 | 7.30 | 7.30 | 2.29 | 67,700 |   |  
            | 11/8/2012 | -0.10 / -1.37% | 7.30 | 7.30 | 7.20 | 7.20 | 7.20 | 2.26 | 42,500 |   |  			
            | 11/7/2012 | 0.00 / 0.00% | 7.20 | 7.40 | 7.20 | 7.30 | 7.30 | 2.29 | 54,500 |   |  
            | 11/6/2012 | +0.10 / +1.39% | 7.20 | 7.30 | 7.10 | 7.30 | 7.30 | 2.29 | 52,400 |   |  			
            | 11/5/2012 | +0.10 / +1.41% | 7.10 | 7.20 | 7.10 | 7.20 | 7.20 | 2.26 | 81,200 |   |  
            | 11/2/2012 | -0.20 / -2.74% | 7.20 | 7.20 | 6.90 | 7.10 | 7.10 | 2.23 | 367,400 |   |  			
            | 11/1/2012 | 0.00 / 0.00% | 7.40 | 7.40 | 7.30 | 7.30 | 7.30 | 2.29 | 55,600 |   |  
            | 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 |   |  |