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            | 
                    Closing price on 11/23/2017
                 |  |  
    
        |           
                
                    | Open | 13.40 |  
                    | High | 13.50 |  
                    | Low | 13.30 |  
                    | Volume | 89,400 |  
                    | Split-adjusted Price | 9.50 |  
                
             | 
 |  LAS Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 11/23/2017 | -0.10 / -0.74% | 13.40 | 13.50 | 13.30 | 13.40 | 13.40 | 9.50 | 89,400 |   |  
            | 11/22/2017 | -0.10 / -0.74% | 13.50 | 13.60 | 13.40 | 13.50 | 13.51 | 9.57 | 55,059 |   |  			
            | 11/21/2017 | +0.10 / +0.74% | 13.50 | 13.60 | 13.50 | 13.60 | 13.52 | 9.64 | 144,235 |   |  
            | 11/20/2017 | 0.00 / 0.00% | 13.40 | 13.60 | 13.40 | 13.50 | 13.49 | 9.57 | 81,400 |   |  			
            | 11/17/2017 | -0.20 / -1.46% | 13.60 | 13.70 | 13.40 | 13.50 | 13.48 | 9.57 | 63,900 |   |  
            | 11/16/2017 | +0.40 / +3.01% | 13.40 | 13.70 | 13.40 | 13.70 | 13.54 | 9.71 | 84,821 |   |  			
            | 11/15/2017 | -0.30 / -2.21% | 13.40 | 13.40 | 13.20 | 13.30 | 13.32 | 9.43 | 126,225 |   |  
            | 11/14/2017 | -0.10 / -0.73% | 13.60 | 13.70 | 13.40 | 13.60 | 13.52 | 9.64 | 54,740 |   |  			
            | 11/13/2017 | 0.00 / 0.00% | 13.60 | 13.70 | 13.60 | 13.70 | 13.61 | 9.71 | 30,420 |   |  
            | 11/10/2017 | -0.50 / -3.52% | 14.00 | 14.10 | 13.60 | 13.70 | 13.87 | 9.71 | 52,583 |   |  			
            | 11/9/2017 | +0.10 / +0.71% | 14.10 | 14.30 | 14.00 | 14.20 | 14.16 | 9.64 | 53,480 |   |  
            | 11/8/2017 | +0.10 / +0.71% | 14.00 | 14.10 | 14.00 | 14.10 | 14.04 | 9.57 | 45,005 |   |  			
            | 11/7/2017 | 0.00 / 0.00% | 14.00 | 14.10 | 13.90 | 14.00 | 14.00 | 9.50 | 166,270 |   |  
            | 11/6/2017 | +0.10 / +0.72% | 14.00 | 14.10 | 13.90 | 14.00 | 13.97 | 9.50 | 92,658 |   |  			
            | 11/3/2017 | +0.30 / +2.21% | 13.60 | 13.90 | 13.50 | 13.90 | 13.63 | 9.43 | 115,900 |   |  
            | 11/2/2017 | 0.00 / 0.00% | 13.60 | 13.60 | 13.40 | 13.60 | 13.53 | 9.23 | 75,715 |   |  			
            | 11/1/2017 | -0.20 / -1.45% | 13.80 | 13.90 | 13.50 | 13.60 | 13.65 | 9.23 | 127,844 |   |  
            | 10/31/2017 | -0.10 / -0.72% | 13.90 | 13.90 | 13.50 | 13.80 | 13.70 | 9.37 | 284,010 |   |  			
            | 10/30/2017 | -0.30 / -2.11% | 14.10 | 14.30 | 13.80 | 13.90 | 14.00 | 9.43 | 216,450 |   |  
            | 10/27/2017 | -0.30 / -2.07% | 14.50 | 14.50 | 14.10 | 14.20 | 14.21 | 9.64 | 59,010 |   |  			
            | 10/26/2017 | 0.00 / 0.00% | 14.50 | 14.60 | 14.20 | 14.50 | 14.31 | 9.84 | 58,210 |   |  
            | 10/25/2017 | -0.20 / -1.36% | 14.70 | 14.70 | 14.20 | 14.50 | 14.47 | 9.84 | 289,125 |   |  			
            | 10/24/2017 | -0.30 / -2.00% | 15.00 | 15.00 | 14.60 | 14.70 | 14.72 | 9.98 | 297,775 |   |  
            | 10/23/2017 | -0.10 / -0.66% | 15.10 | 15.30 | 14.90 | 15.00 | 15.08 | 10.18 | 210,010 |   |  			
            | 10/20/2017 | -0.30 / -1.95% | 15.30 | 15.30 | 15.00 | 15.10 | 15.13 | 10.25 | 174,550 |   |  
            | 10/19/2017 | +0.20 / +1.32% | 15.20 | 15.40 | 15.10 | 15.40 | 15.29 | 10.45 | 109,400 |   |  			
            | 10/18/2017 | -0.20 / -1.30% | 15.30 | 15.50 | 15.20 | 15.20 | 15.34 | 10.32 | 226,940 |   |  
            | 10/17/2017 | +0.20 / +1.32% | 15.30 | 15.40 | 15.10 | 15.40 | 15.19 | 10.45 | 176,016 |   |  			
            | 10/16/2017 | -0.10 / -0.65% | 15.20 | 15.30 | 15.10 | 15.20 | 15.18 | 10.32 | 164,670 |   |  
            | 10/13/2017 | 0.00 / 0.00% | 15.30 | 15.40 | 15.20 | 15.30 | 15.31 | 10.38 | 100,720 |   |  |