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                    Closing price on 1/16/2018
                 |  |  
    
        |           
                
                    | Open | 31.30 |  
                    | High | 33.20 |  
                    | Low | 30.65 |  
                    | Volume | 8,180 |  
                    | Split-adjusted Price | 31.35 |  
                
             | 
 |  SCD Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 1/16/2018 | -0.50 / -1.52% | 31.30 | 33.20 | 30.65 | 32.45 | 30.93 | 31.35 | 8,180 |   |  
            | 1/15/2018 | -2.45 / -6.92% | 34.00 | 34.00 | 32.95 | 32.95 | 33.01 | 31.83 | 11,390 |   |  			
            | 1/12/2018 | +1.55 / +4.58% | 33.90 | 36.15 | 33.85 | 35.40 | 34.45 | 34.19 | 2,090 |   |  
            | 1/11/2018 | -0.95 / -2.73% | 35.00 | 35.00 | 32.40 | 33.85 | 32.50 | 32.70 | 15,290 |   |  			
            | 1/10/2018 | -1.20 / -3.33% | 33.50 | 34.90 | 33.50 | 34.80 | 33.53 | 33.62 | 25,980 |   |  
            | 1/9/2018 | -1.00 / -2.70% | 37.00 | 37.10 | 34.45 | 36.00 | 34.95 | 34.77 | 24,260 |   |  			
            | 1/8/2018 | -0.90 / -2.37% | 37.90 | 37.90 | 37.00 | 37.00 | 37.16 | 35.74 | 1,480 |   |  
            | 1/5/2018 | +0.85 / +2.29% | 38.75 | 38.75 | 37.00 | 37.90 | 37.07 | 36.61 | 5,880 |   |  			
            | 1/4/2018 | 0.00 / 0.00% | 39.40 | 39.40 | 37.05 | 37.05 | 37.07 | 35.79 | 6,690 |   |  
            | 1/3/2018 | -2.75 / -6.91% | 39.80 | 39.80 | 37.05 | 37.05 | 37.72 | 35.79 | 10,100 |   |  			
            | 1/2/2018 | -0.05 / -0.13% | 40.40 | 40.40 | 38.20 | 39.80 | 39.77 | 38.45 | 880 |   |  
            | 12/29/2017 | +0.45 / +1.14% | 38.80 | 40.45 | 38.80 | 39.85 | 39.47 | 38.49 | 5,650 |   |  			
            | 12/28/2017 | -0.30 / -0.76% | 38.00 | 39.50 | 38.00 | 39.40 | 38.11 | 38.06 | 3,700 |   |  
            | 12/27/2017 | -0.20 / -0.50% | 39.70 | 39.70 | 39.70 | 39.70 | 39.70 | 38.35 | 100 |   |  			
            | 12/26/2017 | -0.10 / -0.25% | 39.50 | 40.00 | 39.00 | 39.90 | 39.76 | 38.54 | 2,540 |   |  
            | 12/25/2017 | -0.90 / -2.20% | 40.00 | 40.00 | 39.00 | 40.00 | 39.53 | 38.64 | 430 |   |  			
            | 12/22/2017 | +0.10 / +0.25% | 40.95 | 40.95 | 39.50 | 40.90 | 40.58 | 39.51 | 190 |   |  
            | 12/21/2017 | -1.00 / -2.39% | 39.00 | 41.00 | 39.00 | 40.80 | 40.07 | 39.41 | 5,490 |   |  			
            | 12/20/2017 | +0.20 / +0.48% | 40.00 | 41.80 | 38.90 | 41.80 | 39.22 | 40.38 | 510 |   |  
            | 12/19/2017 | -0.40 / -0.95% | 41.00 | 41.75 | 40.20 | 41.60 | 40.54 | 40.18 | 1,110 |   |  			
            | 12/18/2017 | 0.00 / 0.00% | 42.00 | 42.00 | 42.00 | 42.00 | 42.00 | 40.57 | 460 |   |  
            | 12/15/2017 | 0.00 / 0.00% | 42.00 | 42.00 | 42.00 | 42.00 | 42.00 | 40.57 | 210 |   |  			
            | 12/14/2017 | -0.45 / -1.06% | 42.45 | 42.45 | 42.00 | 42.00 | 42.23 | 40.57 | 160 |   |  
            | 12/13/2017 | +0.15 / +0.35% | 42.45 | 42.45 | 42.45 | 42.45 | 42.45 | 41.00 | 10 |   |  			
            | 12/12/2017 | +1.30 / +3.17% | 42.40 | 42.40 | 41.00 | 42.30 | 42.03 | 40.86 | 1,100 |   |  
            | 12/11/2017 | -1.30 / -3.07% | 42.25 | 42.25 | 40.00 | 41.00 | 40.68 | 39.60 | 1,180 |   |  			
            | 12/8/2017 | -0.30 / -0.70% | 42.20 | 42.30 | 42.20 | 42.30 | 42.25 | 40.86 | 60 |   |  
            | 12/7/2017 | +1.40 / +3.40% | 42.60 | 42.60 | 42.60 | 42.60 | 42.60 | 41.15 | 10 |   |  			
            | 12/6/2017 | -1.30 / -3.06% | 42.40 | 42.40 | 40.00 | 41.20 | 41.44 | 39.80 | 1,810 |   |  
            | 12/5/2017 | 0.00 / 0.00% | 41.60 | 42.50 | 41.60 | 42.50 | 42.05 | 41.05 | 510 |   |  |