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            | 
                    Closing price on 1/18/2013
                 |  |  
    
        |           
                
                    | Open | 8.20 |  
                    | High | 8.30 |  
                    | Low | 8.20 |  
                    | Volume | 243,200 |  
                    | Split-adjusted Price | 2.61 |  
                
             | 
 |  EBS Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 1/18/2013 | +0.10 / +1.22% | 8.20 | 8.30 | 8.20 | 8.30 | 8.30 | 2.61 | 243,200 |   |  
            | 1/17/2013 | -0.10 / -1.20% | 8.30 | 8.40 | 8.20 | 8.20 | 8.20 | 2.58 | 226,200 |   |  			
            | 1/16/2013 | 0.00 / 0.00% | 8.30 | 8.50 | 8.30 | 8.30 | 8.30 | 2.61 | 273,000 |   |  
            | 1/15/2013 | +0.10 / +1.22% | 8.20 | 8.40 | 8.20 | 8.30 | 8.30 | 2.61 | 265,600 |   |  			
            | 1/14/2013 | -0.10 / -1.20% | 8.20 | 8.30 | 8.10 | 8.20 | 8.20 | 2.58 | 175,800 |   |  
            | 1/11/2013 | +0.20 / +2.47% | 8.30 | 8.40 | 8.20 | 8.30 | 8.30 | 2.61 | 285,800 |   |  			
            | 1/10/2013 | -0.10 / -1.22% | 8.20 | 8.30 | 8.10 | 8.10 | 8.10 | 2.54 | 169,400 |   |  
            | 1/9/2013 | 0.00 / 0.00% | 8.20 | 8.40 | 8.10 | 8.20 | 8.20 | 2.58 | 243,600 |   |  			
            | 1/8/2013 | 0.00 / 0.00% | 8.10 | 8.30 | 8.10 | 8.20 | 8.20 | 2.58 | 166,400 |   |  
            | 1/7/2013 | +0.10 / +1.23% | 8.10 | 8.30 | 8.10 | 8.20 | 8.20 | 2.58 | 223,900 |   |  			
            | 1/4/2013 | +0.10 / +1.25% | 8.00 | 8.10 | 8.00 | 8.10 | 8.10 | 2.54 | 65,200 |   |  
            | 1/3/2013 | -0.20 / -2.44% | 8.20 | 8.20 | 8.00 | 8.00 | 8.00 | 2.51 | 167,344 |   |  			
            | 1/2/2013 | +0.20 / +2.50% | 8.00 | 8.20 | 8.00 | 8.20 | 8.20 | 2.58 | 246,008 |   |  
            | 12/28/2012 | +0.10 / +1.27% | 7.90 | 8.00 | 7.80 | 8.00 | 8.00 | 2.51 | 113,500 |   |  			
            | 12/27/2012 | -0.10 / -1.25% | 7.90 | 8.20 | 7.90 | 7.90 | 7.90 | 2.48 | 345,808 |   |  
            | 12/26/2012 | +0.30 / +3.90% | 7.70 | 8.00 | 7.70 | 8.00 | 8.00 | 2.51 | 98,808 |   |  			
            | 12/25/2012 | -0.10 / -1.28% | 7.80 | 7.80 | 7.70 | 7.70 | 7.70 | 2.42 | 104,300 |   |  
            | 12/24/2012 | +0.10 / +1.30% | 7.70 | 7.80 | 7.70 | 7.80 | 7.80 | 2.45 | 59,600 |   |  			
            | 12/21/2012 | -0.10 / -1.28% | 7.70 | 7.80 | 7.70 | 7.70 | 7.70 | 2.42 | 97,400 |   |  
            | 12/20/2012 | -0.10 / -1.27% | 8.00 | 8.00 | 7.80 | 7.80 | 7.80 | 2.45 | 126,400 |   |  			
            | 12/19/2012 | +0.10 / +1.28% | 7.90 | 8.00 | 7.80 | 7.90 | 7.90 | 2.48 | 107,000 |   |  
            | 12/18/2012 | -0.20 / -2.50% | 7.90 | 7.90 | 7.80 | 7.80 | 7.80 | 2.45 | 97,500 |   |  			
            | 12/17/2012 | +0.10 / +1.27% | 7.90 | 8.00 | 7.80 | 8.00 | 8.00 | 2.51 | 30,000 |   |  
            | 12/14/2012 | -0.20 / -2.47% | 8.00 | 8.00 | 7.90 | 7.90 | 7.90 | 2.48 | 174,400 |   |  			
            | 12/13/2012 | 0.00 / 0.00% | 8.10 | 8.10 | 7.90 | 8.10 | 8.10 | 2.54 | 130,900 |   |  
            | 12/12/2012 | +0.10 / +1.25% | 7.90 | 8.10 | 7.90 | 8.10 | 8.10 | 2.54 | 126,600 |   |  			
            | 12/11/2012 | 0.00 / 0.00% | 8.00 | 8.10 | 8.00 | 8.00 | 8.00 | 2.51 | 156,700 |   |  
            | 12/10/2012 | +0.10 / +1.27% | 7.90 | 8.10 | 7.80 | 8.00 | 8.00 | 2.51 | 144,100 |   |  			
            | 12/7/2012 | 0.00 / 0.00% | 7.90 | 7.90 | 7.80 | 7.90 | 7.90 | 2.48 | 42,200 |   |  
            | 12/6/2012 | -0.10 / -1.25% | 8.00 | 8.00 | 7.80 | 7.90 | 7.90 | 2.48 | 137,320 |   |  |