| 
                 
                    Closing price on 10/4/2010
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    41.00 | 
                 
                
                    | High | 
                    42.20 | 
                 
                
                    | Low | 
                    38.00 | 
                     
                
                    | Volume | 
                    38,600 | 
                                 
                
                    | Split-adjusted Price | 
                    38.40 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
V15 Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                10/4/2010
             | 
            
                -2.00 / -4.95%
             |             
            
                41.00
             |           
            
                42.20
             |               
            
                38.00
             |                           
            
                38.40
             | 
            
                38.40
             |                     
            
                38.40
             |                                 
            
                38,600
             |            
            
                 
             |                                       
         
    
        
            | 
                10/1/2010
             | 
            
                -0.20 / -0.49%
             |             
            
                39.00
             |           
            
                43.00
             |               
            
                39.00
             |                           
            
                40.40
             | 
            
                40.60
             |                     
            
                40.40
             |                                 
            
                141,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/30/2010
             | 
            
                +1.10 / +2.78%
             |             
            
                39.70
             |           
            
                40.80
             |               
            
                39.70
             |                           
            
                40.60
             | 
            
                40.60
             |                     
            
                40.60
             |                                 
            
                130,100
             |            
            
                 
             |                                       
         
    
        
            | 
                9/29/2010
             | 
            
                -1.40 / -3.42%
             |             
            
                42.00
             |           
            
                42.50
             |               
            
                39.20
             |                           
            
                39.50
             | 
            
                39.50
             |                     
            
                39.50
             |                                 
            
                122,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/28/2010
             | 
            
                -1.60 / -3.76%
             |             
            
                42.00
             |           
            
                43.50
             |               
            
                40.90
             |                           
            
                40.90
             | 
            
                40.90
             |                     
            
                40.90
             |                                 
            
                107,400
             |            
            
                 
             |                                       
         
    
        
            | 
                9/27/2010
             | 
            
                +0.40 / +0.95%
             |             
            
                42.00
             |           
            
                43.40
             |               
            
                41.90
             |                           
            
                42.50
             | 
            
                42.50
             |                     
            
                42.50
             |                                 
            
                94,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/24/2010
             | 
            
                +2.10 / +5.25%
             |             
            
                41.50
             |           
            
                43.40
             |               
            
                41.50
             |                           
            
                42.10
             | 
            
                42.13
             |                     
            
                42.10
             |                                 
            
                100,500
             |            
            
                 
             |                                       
         
    
        
            | 
                9/23/2010
             | 
            
                -1.40 / -3.38%
             |             
            
                41.50
             |           
            
                42.90
             |               
            
                40.00
             |                           
            
                40.00
             | 
            
                40.00
             |                     
            
                40.00
             |                                 
            
                97,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/22/2010
             | 
            
                -2.70 / -6.12%
             |             
            
                41.40
             |           
            
                43.90
             |               
            
                41.30
             |                           
            
                41.40
             | 
            
                41.40
             |                     
            
                41.40
             |                                 
            
                151,500
             |            
            
                 
             |                                       
         
    
        
            | 
                9/21/2010
             | 
            
                -2.40 / -5.16%
             |             
            
                45.10
             |           
            
                46.30
             |               
            
                44.10
             |                           
            
                44.10
             | 
            
                44.10
             |                     
            
                44.10
             |                                 
            
                130,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/20/2010
             | 
            
                -1.10 / -2.31%
             |             
            
                45.00
             |           
            
                49.90
             |               
            
                45.00
             |                           
            
                46.50
             | 
            
                46.50
             |                     
            
                46.50
             |                                 
            
                195,200
             |            
            
                 
             |                                       
         
    
        
            | 
                9/17/2010
             | 
            
                +2.60 / +5.78%
             |             
            
                43.30
             |           
            
                47.70
             |               
            
                43.30
             |                           
            
                47.60
             | 
            
                45.00
             |                     
            
                47.60
             |                                 
            
                206,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/16/2010
             | 
            
                +0.20 / +0.45%
             |             
            
                43.30
             |           
            
                45.20
             |               
            
                43.30
             |                           
            
                45.00
             | 
            
                45.00
             |                     
            
                45.00
             |                                 
            
                123,800
             |            
            
                 
             |                                       
         
    
        
            | 
                9/15/2010
             | 
            
                -1.10 / -2.40%
             |             
            
                44.80
             |           
            
                45.20
             |               
            
                42.20
             |                           
            
                44.80
             | 
            
                44.80
             |                     
            
                44.80
             |                                 
            
                205,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/14/2010
             | 
            
                +1.40 / +3.15%
             |             
            
                44.00
             |           
            
                46.50
             |               
            
                44.00
             |                           
            
                45.90
             | 
            
                45.90
             |                     
            
                45.90
             |                                 
            
                73,100
             |            
            
                 
             |                                       
         
    
        
            | 
                9/13/2010
             | 
            
                -1.90 / -4.09%
             |             
            
                43.30
             |           
            
                46.90
             |               
            
                43.30
             |                           
            
                44.50
             | 
            
                44.50
             |                     
            
                44.50
             |                                 
            
                83,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/10/2010
             | 
            
                +2.30 / +5.22%
             |             
            
                44.90
             |           
            
                46.70
             |               
            
                42.00
             |                           
            
                46.40
             | 
            
                44.10
             |                     
            
                46.40
             |                                 
            
                343,800
             |            
            
                 
             |                                       
         
    
        
            | 
                9/9/2010
             | 
            
                +3.40 / +8.35%
             |             
            
                41.00
             |           
            
                44.10
             |               
            
                41.00
             |                           
            
                44.10
             | 
            
                44.10
             |                     
            
                44.10
             |                                 
            
                229,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/8/2010
             | 
            
                -0.70 / -1.69%
             |             
            
                42.60
             |           
            
                42.60
             |               
            
                40.00
             |                           
            
                40.70
             | 
            
                40.70
             |                     
            
                40.70
             |                                 
            
                63,900
             |            
            
                 
             |                                       
         
    
        
            | 
                9/7/2010
             | 
            
                -2.80 / -6.33%
             |             
            
                42.80
             |           
            
                44.30
             |               
            
                41.30
             |                           
            
                41.40
             | 
            
                41.40
             |                     
            
                41.40
             |                                 
            
                116,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/6/2010
             | 
            
                +3.70 / +9.14%
             |             
            
                40.20
             |           
            
                44.20
             |               
            
                39.10
             |                           
            
                44.20
             | 
            
                44.20
             |                     
            
                44.20
             |                                 
            
                255,900
             |            
            
                 
             |                                       
         
    
        
            | 
                9/1/2010
             | 
            
                +0.10 / +0.25%
             |             
            
                41.00
             |           
            
                41.80
             |               
            
                39.50
             |                           
            
                40.50
             | 
            
                40.40
             |                     
            
                40.50
             |                                 
            
                70,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/31/2010
             | 
            
                -0.20 / -0.49%
             |             
            
                41.00
             |           
            
                41.30
             |               
            
                40.00
             |                           
            
                40.40
             | 
            
                40.40
             |                     
            
                40.40
             |                                 
            
                70,900
             |            
            
                 
             |                                       
         
    
        
            | 
                8/30/2010
             | 
            
                +0.60 / +1.50%
             |             
            
                40.50
             |           
            
                40.70
             |               
            
                40.00
             |                           
            
                40.60
             | 
            
                40.60
             |                     
            
                40.60
             |                                 
            
                69,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/27/2010
             | 
            
                +1.00 / +2.56%
             |             
            
                40.70
             |           
            
                40.90
             |               
            
                38.30
             |                           
            
                40.00
             | 
            
                39.00
             |                     
            
                40.00
             |                                 
            
                54,700
             |            
            
                 
             |                                       
         
    
        
            | 
                8/26/2010
             | 
            
                -1.00 / -2.50%
             |             
            
                40.50
             |           
            
                41.80
             |               
            
                38.60
             |                           
            
                39.00
             | 
            
                39.00
             |                     
            
                39.00
             |                                 
            
                38,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/25/2010
             | 
            
                +1.30 / +3.36%
             |             
            
                39.90
             |           
            
                42.40
             |               
            
                38.50
             |                           
            
                40.00
             | 
            
                40.00
             |                     
            
                40.00
             |                                 
            
                202,000
             |            
            
                 
             |                                       
         
    
        
            | 
                8/24/2010
             | 
            
                -0.60 / -1.53%
             |             
            
                38.70
             |           
            
                41.00
             |               
            
                38.70
             |                           
            
                38.70
             | 
            
                38.70
             |                     
            
                38.70
             |                                 
            
                87,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/23/2010
             | 
            
                -0.70 / -1.75%
             |             
            
                41.20
             |           
            
                41.90
             |               
            
                39.10
             |                           
            
                39.30
             | 
            
                39.30
             |                     
            
                39.30
             |                                 
            
                33,900
             |            
            
                 
             |                                       
         
    
        
            | 
                8/20/2010
             | 
            
                -1.00 / -2.44%
             |             
            
                41.50
             |           
            
                43.00
             |               
            
                39.90
             |                           
            
                40.00
             | 
            
                41.00
             |                     
            
                40.00
             |                                 
            
                66,300
             |  
            
                 
             |                                                              
             
    
         
    
    
 |