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            | 
                    Closing price on 11/9/2015
                 |  |  
    
        |           
                
                    | Open | 7.90 |  
                    | High | 8.00 |  
                    | Low | 7.90 |  
                    | Volume | 626,800 |  
                    | Split-adjusted Price | 8.00 |  
                
             | 
 |  WSS Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 11/9/2015 | 0.00 / 0.00% | 7.90 | 8.00 | 7.90 | 8.00 | 7.90 | 8.00 | 626,800 |   |  
            | 11/6/2015 | -0.10 / -1.23% | 8.00 | 8.10 | 7.90 | 8.00 | 7.92 | 8.00 | 575,300 |   |  			
            | 11/5/2015 | 0.00 / 0.00% | 8.00 | 8.10 | 7.80 | 8.10 | 7.93 | 8.10 | 630,100 |   |  
            | 11/4/2015 | 0.00 / 0.00% | 8.10 | 8.10 | 7.80 | 8.10 | 7.93 | 8.10 | 671,500 |   |  			
            | 11/3/2015 | 0.00 / 0.00% | 8.00 | 8.10 | 7.80 | 8.10 | 7.91 | 8.10 | 647,300 |   |  
            | 11/2/2015 | 0.00 / 0.00% | 8.00 | 8.10 | 7.90 | 8.10 | 7.97 | 8.10 | 400,400 |   |  			
            | 10/30/2015 | -0.10 / -1.22% | 8.20 | 8.20 | 7.90 | 8.10 | 8.00 | 8.10 | 196,800 |   |  
            | 10/29/2015 | 0.00 / 0.00% | 8.10 | 8.20 | 7.90 | 8.20 | 8.06 | 8.20 | 241,000 |   |  			
            | 10/28/2015 | 0.00 / 0.00% | 8.20 | 8.20 | 7.90 | 8.20 | 8.02 | 8.20 | 250,400 |   |  
            | 10/27/2015 | +0.10 / +1.23% | 8.10 | 8.20 | 7.90 | 8.20 | 8.03 | 8.20 | 518,200 |   |  			
            | 10/26/2015 | -0.10 / -1.22% | 8.10 | 8.20 | 8.00 | 8.10 | 8.10 | 8.10 | 487,600 |   |  
            | 10/23/2015 | +0.10 / +1.23% | 8.00 | 8.20 | 7.90 | 8.20 | 8.02 | 8.20 | 658,400 |   |  			
            | 10/22/2015 | +0.10 / +1.25% | 7.90 | 8.10 | 7.90 | 8.10 | 7.99 | 8.10 | 481,000 |   |  
            | 10/21/2015 | -0.20 / -2.44% | 8.10 | 8.20 | 7.90 | 8.00 | 8.00 | 8.00 | 606,100 |   |  			
            | 10/20/2015 | 0.00 / 0.00% | 8.10 | 8.30 | 8.00 | 8.20 | 8.09 | 8.20 | 565,400 |   |  
            | 10/19/2015 | -0.10 / -1.20% | 8.30 | 8.40 | 8.00 | 8.20 | 8.14 | 8.20 | 799,000 |   |  			
            | 10/16/2015 | 0.00 / 0.00% | 8.30 | 8.30 | 8.20 | 8.30 | 8.20 | 8.30 | 624,300 |   |  
            | 10/15/2015 | -0.10 / -1.19% | 8.40 | 8.50 | 8.20 | 8.30 | 8.28 | 8.30 | 644,100 |   |  			
            | 10/14/2015 | 0.00 / 0.00% | 8.40 | 8.50 | 8.20 | 8.40 | 8.31 | 8.40 | 679,500 |   |  
            | 10/13/2015 | -0.10 / -1.18% | 8.40 | 8.50 | 8.30 | 8.40 | 8.50 | 8.40 | 448,500 |   |  			
            | 10/12/2015 | 0.00 / 0.00% | 8.50 | 8.50 | 8.30 | 8.50 | 8.40 | 8.50 | 704,300 |   |  
            | 10/9/2015 | +0.10 / +1.19% | 8.30 | 8.50 | 8.20 | 8.50 | 8.32 | 8.50 | 889,000 |   |  			
            | 10/8/2015 | +0.20 / +2.44% | 8.20 | 8.40 | 8.10 | 8.40 | 8.23 | 8.40 | 1,075,500 |   |  
            | 10/7/2015 | -0.10 / -1.20% | 8.30 | 8.30 | 8.10 | 8.20 | 8.18 | 8.20 | 806,800 |   |  			
            | 10/6/2015 | +0.30 / +3.75% | 8.00 | 8.30 | 7.90 | 8.30 | 8.06 | 8.30 | 905,800 |   |  
            | 10/5/2015 | 0.00 / 0.00% | 8.00 | 8.00 | 7.80 | 8.00 | 7.88 | 8.00 | 531,800 |   |  			
            | 10/2/2015 | 0.00 / 0.00% | 8.00 | 8.10 | 7.80 | 8.00 | 7.95 | 8.00 | 208,200 |   |  
            | 10/1/2015 | 0.00 / 0.00% | 8.00 | 8.10 | 7.90 | 8.00 | 7.98 | 8.00 | 354,200 |   |  			
            | 9/30/2015 | 0.00 / 0.00% | 8.00 | 8.10 | 7.90 | 8.00 | 8.00 | 8.00 | 110,500 |   |  
            | 9/29/2015 | 0.00 / 0.00% | 8.00 | 8.00 | 7.80 | 8.00 | 7.90 | 8.00 | 170,217 |   |  |