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                    Closing price on 2/6/2018
                 |  |  
    
        |           
                
                    | Open | 23.15 |  
                    | High | 24.10 |  
                    | Low | 23.15 |  
                    | Volume | 251,810 |  
                    | Split-adjusted Price | 23.28 |  
                
             | 
 |  SCD Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 2/6/2018 | -0.75 / -3.02% | 23.15 | 24.10 | 23.15 | 24.10 | 23.17 | 23.28 | 251,810 |   |  
            | 2/5/2018 | -1.85 / -6.93% | 26.50 | 26.70 | 24.85 | 24.85 | 24.92 | 24.00 | 26,520 |   |  			
            | 2/2/2018 | -2.00 / -6.97% | 26.70 | 27.95 | 26.70 | 26.70 | 27.01 | 25.79 | 9,180 |   |  
            | 2/1/2018 | +1.20 / +4.36% | 27.60 | 28.95 | 25.60 | 28.70 | 25.81 | 27.72 | 106,700 |   |  			
            | 1/31/2018 | +0.05 / +0.18% | 27.00 | 27.90 | 26.00 | 27.50 | 27.06 | 26.56 | 8,020 |   |  
            | 1/30/2018 | -2.05 / -6.95% | 27.50 | 28.60 | 27.45 | 27.45 | 27.47 | 26.52 | 30,580 |   |  			
            | 1/29/2018 | +0.75 / +2.61% | 29.75 | 29.75 | 27.80 | 29.50 | 29.18 | 28.50 | 8,260 |   |  
            | 1/26/2018 | -2.15 / -6.96% | 30.00 | 30.00 | 28.75 | 28.75 | 28.85 | 27.77 | 25,750 |   |  			
            | 1/25/2018 | +0.85 / +2.83% | 27.95 | 30.90 | 27.95 | 30.90 | 28.50 | 29.85 | 15,440 |   |  
            | 1/22/2018 | -2.25 / -6.97% | 30.05 | 30.05 | 30.05 | 30.05 | 30.05 | 29.03 | 12,690 |   |  			
            | 1/19/2018 | -0.50 / -1.52% | 32.80 | 32.80 | 30.55 | 32.30 | 30.60 | 31.20 | 25,590 |   |  
            | 1/18/2018 | +0.05 / +0.15% | 33.50 | 33.50 | 32.80 | 32.80 | 33.33 | 31.68 | 60 |   |  			
            | 1/17/2018 | +0.30 / +0.92% | 32.45 | 33.00 | 31.00 | 32.75 | 31.86 | 31.64 | 2,950 |   |  
            | 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 |   |  |