| 
                 
                    Closing price on 8/27/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    36.50 | 
                 
                
                    | High | 
                    36.90 | 
                 
                
                    | Low | 
                    36.50 | 
                     
                
                    | Volume | 
                    17,800 | 
                                 
                
                    | Split-adjusted Price | 
                    15.53 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
CTD Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                8/27/2013
             | 
            
                +0.60 / +1.66%
             |             
            
                36.50
             |           
            
                36.90
             |               
            
                36.50
             |                           
            
                36.70
             | 
            
                36.70
             |                     
            
                15.53
             |                                 
            
                17,800
             |            
            
                 
             |                                       
         
    
        
            | 
                8/26/2013
             | 
            
                -0.40 / -1.10%
             |             
            
                36.10
             |           
            
                36.10
             |               
            
                35.90
             |                           
            
                36.10
             | 
            
                36.10
             |                     
            
                15.28
             |                                 
            
                5,120
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/23/2013
             | 
            
                +0.10 / +0.27%
             |             
            
                36.40
             |           
            
                36.60
             |               
            
                36.40
             |                           
            
                36.50
             | 
            
                36.50
             |                     
            
                15.45
             |                                 
            
                1,290
             |            
            
                 
             |                                       
         
    
        
            | 
                8/22/2013
             | 
            
                +0.10 / +0.28%
             |             
            
                36.30
             |           
            
                36.40
             |               
            
                36.30
             |                           
            
                36.40
             | 
            
                36.40
             |                     
            
                15.40
             |                                 
            
                2,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/21/2013
             | 
            
                +0.10 / +0.28%
             |             
            
                36.50
             |           
            
                36.50
             |               
            
                36.30
             |                           
            
                36.30
             | 
            
                36.30
             |                     
            
                15.36
             |                                 
            
                170
             |            
            
                 
             |                                       
         
    
        
            | 
                8/20/2013
             | 
            
                0.00 / 0.00%
             |             
            
                37.00
             |           
            
                37.00
             |               
            
                36.20
             |                           
            
                36.20
             | 
            
                36.20
             |                     
            
                15.32
             |                                 
            
                103,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/19/2013
             | 
            
                -0.80 / -2.16%
             |             
            
                36.00
             |           
            
                37.50
             |               
            
                36.00
             |                           
            
                36.20
             | 
            
                36.20
             |                     
            
                15.32
             |                                 
            
                2,740
             |            
            
                 
             |                                       
         
    
        
            | 
                8/16/2013
             | 
            
                +2.00 / +5.71%
             |             
            
                36.90
             |           
            
                37.00
             |               
            
                36.90
             |                           
            
                37.00
             | 
            
                37.00
             |                     
            
                15.66
             |                                 
            
                800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/15/2013
             | 
            
                0.00 / 0.00%
             |             
            
                35.00
             |           
            
                35.00
             |               
            
                35.00
             |                           
            
                35.00
             | 
            
                35.00
             |                     
            
                14.81
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                8/14/2013
             | 
            
                -0.80 / -2.23%
             |             
            
                35.30
             |           
            
                37.50
             |               
            
                33.40
             |                           
            
                35.00
             | 
            
                35.00
             |                     
            
                14.81
             |                                 
            
                25,040
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/13/2013
             | 
            
                -2.10 / -5.54%
             |             
            
                36.00
             |           
            
                37.00
             |               
            
                35.80
             |                           
            
                35.80
             | 
            
                35.80
             |                     
            
                15.15
             |                                 
            
                5,250
             |            
            
                 
             |                                       
         
    
        
            | 
                8/12/2013
             | 
            
                +0.50 / +1.34%
             |             
            
                36.00
             |           
            
                37.90
             |               
            
                35.60
             |                           
            
                37.90
             | 
            
                37.90
             |                     
            
                16.04
             |                                 
            
                5,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/9/2013
             | 
            
                -0.40 / -1.06%
             |             
            
                37.00
             |           
            
                37.40
             |               
            
                37.00
             |                           
            
                37.40
             | 
            
                37.40
             |                     
            
                15.83
             |                                 
            
                27,430
             |            
            
                 
             |                                       
         
    
        
            | 
                8/8/2013
             | 
            
                -0.20 / -0.53%
             |             
            
                37.50
             |           
            
                37.80
             |               
            
                37.00
             |                           
            
                37.80
             | 
            
                37.80
             |                     
            
                16.00
             |                                 
            
                3,130
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/7/2013
             | 
            
                +0.20 / +0.53%
             |             
            
                36.50
             |           
            
                38.00
             |               
            
                36.30
             |                           
            
                38.00
             | 
            
                38.00
             |                     
            
                16.08
             |                                 
            
                164,680
             |            
            
                 
             |                                       
         
    
        
            | 
                8/6/2013
             | 
            
                +0.80 / +2.16%
             |             
            
                37.80
             |           
            
                37.80
             |               
            
                37.80
             |                           
            
                37.80
             | 
            
                37.80
             |                     
            
                16.00
             |                                 
            
                10
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/5/2013
             | 
            
                +0.80 / +2.21%
             |             
            
                36.20
             |           
            
                37.00
             |               
            
                33.70
             |                           
            
                37.00
             | 
            
                37.00
             |                     
            
                15.66
             |                                 
            
                27,020
             |            
            
                 
             |                                       
         
    
        
            | 
                8/2/2013
             | 
            
                -0.80 / -2.16%
             |             
            
                36.10
             |           
            
                36.50
             |               
            
                36.00
             |                           
            
                36.20
             | 
            
                36.20
             |                     
            
                15.32
             |                                 
            
                12,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/1/2013
             | 
            
                -0.20 / -0.54%
             |             
            
                34.80
             |           
            
                37.40
             |               
            
                34.80
             |                           
            
                37.00
             | 
            
                37.00
             |                     
            
                15.66
             |                                 
            
                6,010
             |            
            
                 
             |                                       
         
    
        
            | 
                7/31/2013
             | 
            
                -0.10 / -0.27%
             |             
            
                37.20
             |           
            
                37.20
             |               
            
                36.10
             |                           
            
                37.20
             | 
            
                37.20
             |                     
            
                15.74
             |                                 
            
                590
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/30/2013
             | 
            
                -0.10 / -0.27%
             |             
            
                37.30
             |           
            
                37.30
             |               
            
                37.30
             |                           
            
                37.30
             | 
            
                37.30
             |                     
            
                15.78
             |                                 
            
                1,000
             |            
            
                 
             |                                       
         
    
        
            | 
                7/29/2013
             | 
            
                0.00 / 0.00%
             |             
            
                37.40
             |           
            
                37.40
             |               
            
                37.40
             |                           
            
                37.40
             | 
            
                37.40
             |                     
            
                15.83
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/26/2013
             | 
            
                0.00 / 0.00%
             |             
            
                37.40
             |           
            
                37.40
             |               
            
                37.40
             |                           
            
                37.40
             | 
            
                37.40
             |                     
            
                15.83
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                7/25/2013
             | 
            
                -0.10 / -0.27%
             |             
            
                37.10
             |           
            
                37.40
             |               
            
                37.10
             |                           
            
                37.40
             | 
            
                37.40
             |                     
            
                15.83
             |                                 
            
                1,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/24/2013
             | 
            
                0.00 / 0.00%
             |             
            
                37.50
             |           
            
                37.50
             |               
            
                37.50
             |                           
            
                37.50
             | 
            
                37.50
             |                     
            
                15.87
             |                                 
            
                50,000
             |            
            
                 
             |                                       
         
    
        
            | 
                7/23/2013
             | 
            
                +1.50 / +4.17%
             |             
            
                36.50
             |           
            
                37.50
             |               
            
                36.00
             |                           
            
                37.50
             | 
            
                37.50
             |                     
            
                15.87
             |                                 
            
                15,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/22/2013
             | 
            
                -0.90 / -2.44%
             |             
            
                35.00
             |           
            
                36.00
             |               
            
                35.00
             |                           
            
                36.00
             | 
            
                36.00
             |                     
            
                15.23
             |                                 
            
                1,300
             |            
            
                 
             |                                       
         
    
        
            | 
                7/19/2013
             | 
            
                0.00 / 0.00%
             |             
            
                36.80
             |           
            
                36.90
             |               
            
                36.80
             |                           
            
                36.90
             | 
            
                36.90
             |                     
            
                15.61
             |                                 
            
                41,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/18/2013
             | 
            
                +0.90 / +2.50%
             |             
            
                33.80
             |           
            
                36.90
             |               
            
                33.50
             |                           
            
                36.90
             | 
            
                36.90
             |                     
            
                15.61
             |                                 
            
                255,650
             |            
            
                 
             |                                       
         
    
        
            | 
                7/17/2013
             | 
            
                -1.00 / -2.70%
             |             
            
                37.00
             |           
            
                37.00
             |               
            
                36.00
             |                           
            
                36.00
             | 
            
                36.00
             |                     
            
                15.23
             |                                 
            
                3,000
             |  
            
                 
             |                                                              
             
    
         
    
    
 |