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            | 
                    Closing price on 3/15/2017
                 |  |  
    
        |           
                
                    | Open | 115.00 |  
                    | High | 118.00 |  
                    | Low | 115.00 |  
                    | Volume | 14,682 |  
                    | Split-adjusted Price | 49.74 |  
                
             | 
 |  SLS Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 3/15/2017 | +3.00 / +2.61% | 115.00 | 118.00 | 115.00 | 118.00 | 116.07 | 49.74 | 14,682 |   |  
            | 3/14/2017 | +0.30 / +0.26% | 115.00 | 115.70 | 114.70 | 115.00 | 115.15 | 48.47 | 21,850 |   |  			
            | 3/13/2017 | +0.80 / +0.70% | 114.00 | 115.10 | 113.70 | 114.70 | 114.32 | 48.34 | 19,720 |   |  
            | 3/10/2017 | +0.70 / +0.62% | 113.90 | 114.00 | 110.30 | 113.90 | 112.83 | 48.01 | 6,760 |   |  			
            | 3/9/2017 | +1.40 / +1.25% | 113.00 | 114.40 | 112.00 | 113.20 | 113.22 | 47.71 | 16,470 |   |  
            | 3/8/2017 | +2.50 / +2.29% | 109.50 | 112.00 | 109.50 | 111.80 | 110.70 | 47.12 | 8,580 |   |  			
            | 3/7/2017 | -0.60 / -0.55% | 111.00 | 111.90 | 109.00 | 109.30 | 109.25 | 46.07 | 7,400 |   |  
            | 3/6/2017 | +5.70 / +5.47% | 104.20 | 110.00 | 104.20 | 109.90 | 104.20 | 46.32 | 30,640 |   |  			
            | 3/3/2017 | -0.60 / -0.57% | 104.00 | 105.00 | 103.00 | 104.20 | 104.05 | 43.92 | 4,450 |   |  
            | 3/2/2017 | +1.80 / +1.75% | 102.00 | 105.00 | 101.10 | 104.80 | 103.18 | 44.17 | 16,240 |   |  			
            | 3/1/2017 | +2.00 / +1.98% | 101.20 | 104.00 | 101.00 | 103.00 | 102.18 | 43.41 | 2,500 |   |  
            | 2/28/2017 | +1.00 / +1.00% | 100.00 | 102.50 | 99.50 | 101.00 | 100.37 | 42.57 | 50,312 |   |  			
            | 2/27/2017 | -2.00 / -1.96% | 100.00 | 101.50 | 99.00 | 100.00 | 100.31 | 42.15 | 21,600 |   |  
            | 2/24/2017 | -1.70 / -1.64% | 104.00 | 104.00 | 100.00 | 102.00 | 102.55 | 42.99 | 14,340 |   |  			
            | 2/23/2017 | -0.10 / -0.10% | 105.00 | 105.00 | 100.50 | 103.70 | 102.65 | 43.71 | 18,870 |   |  
            | 2/22/2017 | +1.10 / +1.07% | 102.80 | 105.00 | 102.80 | 103.80 | 103.71 | 43.75 | 16,148 |   |  			
            | 2/21/2017 | +1.80 / +1.78% | 100.10 | 105.60 | 100.00 | 102.70 | 101.62 | 43.29 | 12,204 |   |  
            | 2/20/2017 | +0.90 / +0.90% | 100.00 | 102.00 | 99.00 | 100.90 | 100.01 | 42.53 | 24,731 |   |  			
            | 2/17/2017 | +2.50 / +2.56% | 97.50 | 100.00 | 96.00 | 100.00 | 97.38 | 42.15 | 52,790 |   |  
            | 2/16/2017 | -2.50 / -2.50% | 101.00 | 101.00 | 97.50 | 97.50 | 100.00 | 41.09 | 9,080 |   |  			
            | 2/15/2017 | -2.50 / -2.44% | 102.00 | 102.50 | 99.50 | 100.00 | 100.18 | 42.15 | 11,888 |   |  
            | 2/14/2017 | 0.00 / 0.00% | 102.50 | 103.30 | 100.80 | 102.50 | 101.81 | 43.20 | 9,110 |   |  			
            | 2/13/2017 | +4.10 / +4.17% | 98.00 | 102.50 | 98.00 | 102.50 | 100.44 | 43.20 | 12,117 |   |  
            | 2/10/2017 | +2.40 / +2.50% | 96.00 | 98.50 | 96.00 | 98.40 | 96.84 | 41.47 | 14,786 |   |  			
            | 2/9/2017 | +1.20 / +1.27% | 92.50 | 96.00 | 92.50 | 96.00 | 94.93 | 40.46 | 13,740 |   |  
            | 2/8/2017 | -2.20 / -2.27% | 97.00 | 97.00 | 93.00 | 94.80 | 95.51 | 39.96 | 11,411 |   |  			
            | 2/7/2017 | +2.00 / +2.11% | 95.00 | 99.50 | 95.00 | 97.00 | 97.24 | 40.88 | 43,505 |   |  
            | 2/6/2017 | +7.80 / +8.94% | 87.50 | 95.90 | 87.40 | 95.00 | 92.05 | 40.04 | 34,450 |   |  			
            | 2/3/2017 | -0.30 / -0.34% | 88.10 | 88.10 | 87.20 | 87.20 | 87.81 | 36.75 | 15,110 |   |  
            | 2/2/2017 | +2.00 / +2.34% | 85.50 | 88.00 | 85.50 | 87.50 | 86.71 | 36.88 | 7,278 |   |  |