| 
                 
                    Closing price on 10/22/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    11.10 | 
                 
                
                    | High | 
                    11.30 | 
                 
                
                    | Low | 
                    10.80 | 
                     
                
                    | Volume | 
                    16,800 | 
                                 
                
                    | Split-adjusted Price | 
                    4.37 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
SCL Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                10/22/2013
             | 
            
                -0.10 / -0.88%
             |             
            
                11.10
             |           
            
                11.30
             |               
            
                10.80
             |                           
            
                11.20
             | 
            
                11.15
             |                     
            
                4.37
             |                                 
            
                16,800
             |            
            
                 
             |                                       
         
    
        
            | 
                10/21/2013
             | 
            
                +1.00 / +9.71%
             |             
            
                10.50
             |           
            
                11.30
             |               
            
                10.50
             |                           
            
                11.30
             | 
            
                11.27
             |                     
            
                4.41
             |                                 
            
                33,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/18/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.10
             |           
            
                10.30
             |               
            
                10.00
             |                           
            
                10.30
             | 
            
                10.19
             |                     
            
                4.02
             |                                 
            
                258,100
             |            
            
                 
             |                                       
         
    
        
            | 
                10/17/2013
             | 
            
                -0.20 / -1.90%
             |             
            
                10.60
             |           
            
                10.60
             |               
            
                9.50
             |                           
            
                10.30
             | 
            
                10.35
             |                     
            
                4.02
             |                                 
            
                47,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/16/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.30
             |           
            
                10.50
             |               
            
                10.20
             |                           
            
                10.50
             | 
            
                10.35
             |                     
            
                4.09
             |                                 
            
                10,900
             |            
            
                 
             |                                       
         
    
        
            | 
                10/15/2013
             | 
            
                -0.30 / -2.78%
             |             
            
                10.20
             |           
            
                10.80
             |               
            
                10.20
             |                           
            
                10.50
             | 
            
                10.26
             |                     
            
                4.09
             |                                 
            
                7,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/14/2013
             | 
            
                -0.10 / -0.92%
             |             
            
                10.50
             |           
            
                10.80
             |               
            
                10.50
             |                           
            
                10.80
             | 
            
                10.53
             |                     
            
                4.21
             |                                 
            
                3,600
             |            
            
                 
             |                                       
         
    
        
            | 
                10/11/2013
             | 
            
                +0.50 / +4.81%
             |             
            
                10.40
             |           
            
                11.20
             |               
            
                10.40
             |                           
            
                10.90
             | 
            
                10.78
             |                     
            
                4.25
             |                                 
            
                17,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/10/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.40
             |           
            
                10.40
             |               
            
                10.30
             |                           
            
                10.40
             | 
            
                10.40
             |                     
            
                4.05
             |                                 
            
                7,100
             |            
            
                 
             |                                       
         
    
        
            | 
                10/9/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.40
             |           
            
                10.40
             |               
            
                10.40
             |                           
            
                10.40
             | 
            
                10.40
             |                     
            
                4.05
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/8/2013
             | 
            
                -0.10 / -0.95%
             |             
            
                10.50
             |           
            
                10.50
             |               
            
                10.40
             |                           
            
                10.40
             | 
            
                10.49
             |                     
            
                4.05
             |                                 
            
                3,500
             |            
            
                 
             |                                       
         
    
        
            | 
                10/7/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.40
             |           
            
                10.50
             |               
            
                10.00
             |                           
            
                10.50
             | 
            
                10.48
             |                     
            
                4.09
             |                                 
            
                18,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/4/2013
             | 
            
                -0.50 / -4.55%
             |             
            
                10.60
             |           
            
                10.60
             |               
            
                10.40
             |                           
            
                10.50
             | 
            
                10.56
             |                     
            
                4.09
             |                                 
            
                57,200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/3/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.50
             |           
            
                11.00
             |               
            
                10.50
             |                           
            
                11.00
             | 
            
                10.50
             |                     
            
                4.29
             |                                 
            
                14,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/2/2013
             | 
            
                -0.30 / -2.65%
             |             
            
                10.80
             |           
            
                11.00
             |               
            
                10.80
             |                           
            
                11.00
             | 
            
                10.81
             |                     
            
                4.29
             |                                 
            
                3,500
             |            
            
                 
             |                                       
         
    
        
            | 
                10/1/2013
             | 
            
                +0.70 / +6.60%
             |             
            
                10.60
             |           
            
                11.40
             |               
            
                10.60
             |                           
            
                11.30
             | 
            
                10.62
             |                     
            
                4.41
             |                                 
            
                8,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/30/2013
             | 
            
                0.00 / 0.00%
             |             
            
                10.60
             |           
            
                10.60
             |               
            
                10.60
             |                           
            
                10.60
             | 
            
                10.60
             |                     
            
                4.13
             |                                 
            
                13,600
             |            
            
                 
             |                                       
         
    
        
            | 
                9/27/2013
             | 
            
                +0.10 / +0.95%
             |             
            
                11.40
             |           
            
                11.40
             |               
            
                10.50
             |                           
            
                10.60
             | 
            
                10.53
             |                     
            
                4.13
             |                                 
            
                38,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/26/2013
             | 
            
                -1.00 / -8.70%
             |             
            
                11.20
             |           
            
                11.20
             |               
            
                10.50
             |                           
            
                10.50
             | 
            
                10.69
             |                     
            
                4.09
             |                                 
            
                31,100
             |            
            
                 
             |                                       
         
    
        
            | 
                9/25/2013
             | 
            
                -0.10 / -0.86%
             |             
            
                11.60
             |           
            
                11.60
             |               
            
                11.40
             |                           
            
                11.50
             | 
            
                11.50
             |                     
            
                4.48
             |                                 
            
                1,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/24/2013
             | 
            
                +0.10 / +0.87%
             |             
            
                11.10
             |           
            
                11.60
             |               
            
                10.60
             |                           
            
                11.60
             | 
            
                11.13
             |                     
            
                4.52
             |                                 
            
                9,400
             |            
            
                 
             |                                       
         
    
        
            | 
                9/23/2013
             | 
            
                +0.40 / +3.60%
             |             
            
                11.50
             |           
            
                11.50
             |               
            
                10.50
             |                           
            
                11.50
             | 
            
                10.97
             |                     
            
                4.48
             |                                 
            
                13,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/20/2013
             | 
            
                -0.80 / -6.72%
             |             
            
                11.90
             |           
            
                11.90
             |               
            
                11.00
             |                           
            
                11.10
             | 
            
                11.56
             |                     
            
                4.33
             |                                 
            
                34,800
             |            
            
                 
             |                                       
         
    
        
            | 
                9/19/2013
             | 
            
                -0.10 / -0.83%
             |             
            
                11.90
             |           
            
                11.90
             |               
            
                11.90
             |                           
            
                11.90
             | 
            
                11.90
             |                     
            
                4.64
             |                                 
            
                1,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/18/2013
             | 
            
                -0.20 / -1.64%
             |             
            
                12.00
             |           
            
                12.00
             |               
            
                11.80
             |                           
            
                12.00
             | 
            
                11.98
             |                     
            
                4.68
             |                                 
            
                15,300
             |            
            
                 
             |                                       
         
    
        
            | 
                9/17/2013
             | 
            
                +0.30 / +2.52%
             |             
            
                12.00
             |           
            
                13.00
             |               
            
                11.10
             |                           
            
                12.20
             | 
            
                12.09
             |                     
            
                4.76
             |                                 
            
                37,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/16/2013
             | 
            
                +0.30 / +2.59%
             |             
            
                11.50
             |           
            
                11.90
             |               
            
                11.50
             |                           
            
                11.90
             | 
            
                11.51
             |                     
            
                4.64
             |                                 
            
                3,100
             |            
            
                 
             |                                       
         
    
        
            | 
                9/13/2013
             | 
            
                -0.20 / -1.69%
             |             
            
                11.00
             |           
            
                11.70
             |               
            
                11.00
             |                           
            
                11.60
             | 
            
                11.60
             |                     
            
                4.52
             |                                 
            
                33,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/12/2013
             | 
            
                0.00 / 0.00%
             |             
            
                11.00
             |           
            
                11.80
             |               
            
                11.00
             |                           
            
                11.80
             | 
            
                11.39
             |                     
            
                4.60
             |                                 
            
                3,100
             |            
            
                 
             |                                       
         
    
        
            | 
                9/11/2013
             | 
            
                +0.20 / +1.72%
             |             
            
                11.80
             |           
            
                11.80
             |               
            
                11.80
             |                           
            
                11.80
             | 
            
                11.80
             |                     
            
                4.60
             |                                 
            
                1,300
             |  
            
                 
             |                                                              
             
    
         
    
    
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