| 
                 
                    Closing price on 4/7/2008
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    54.20 | 
                 
                
                    | High | 
                    54.20 | 
                 
                
                    | Low | 
                    54.20 | 
                     
                
                    | Volume | 
                    11,000 | 
                                 
                
                    | Split-adjusted Price | 
                    54.20 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
ILC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                4/7/2008
             | 
            
                +1.50 / +2.85%
             |             
            
                54.20
             |           
            
                54.20
             |               
            
                54.20
             |                           
            
                54.20
             | 
            
                54.20
             |                     
            
                54.20
             |                                 
            
                11,000
             |            
            
                 
             |                                       
         
    
        
            | 
                4/4/2008
             | 
            
                +1.00 / +1.93%
             |             
            
                52.70
             |           
            
                52.70
             |               
            
                52.70
             |                           
            
                52.70
             | 
            
                52.70
             |                     
            
                52.70
             |                                 
            
                300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/3/2008
             | 
            
                +1.00 / +1.97%
             |             
            
                51.70
             |           
            
                51.70
             |               
            
                51.70
             |                           
            
                51.70
             | 
            
                51.70
             |                     
            
                51.70
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                4/2/2008
             | 
            
                +0.90 / +1.81%
             |             
            
                50.70
             |           
            
                50.70
             |               
            
                50.70
             |                           
            
                50.70
             | 
            
                50.70
             |                     
            
                50.70
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/1/2008
             | 
            
                +0.90 / +1.84%
             |             
            
                49.80
             |           
            
                49.80
             |               
            
                49.80
             |                           
            
                49.80
             | 
            
                49.80
             |                     
            
                49.80
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                3/31/2008
             | 
            
                +0.90 / +1.88%
             |             
            
                48.90
             |           
            
                48.90
             |               
            
                48.90
             |                           
            
                48.90
             | 
            
                48.90
             |                     
            
                48.90
             |                                 
            
                2,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/28/2008
             | 
            
                +0.90 / +1.91%
             |             
            
                48.00
             |           
            
                48.00
             |               
            
                48.00
             |                           
            
                48.00
             | 
            
                48.00
             |                     
            
                48.00
             |                                 
            
                4,000
             |            
            
                 
             |                                       
         
    
        
            | 
                3/27/2008
             | 
            
                +0.10 / +0.21%
             |             
            
                47.10
             |           
            
                47.10
             |               
            
                47.10
             |                           
            
                47.10
             | 
            
                47.10
             |                     
            
                47.10
             |                                 
            
                1,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/26/2008
             | 
            
                +1.20 / +2.62%
             |             
            
                47.20
             |           
            
                50.00
             |               
            
                41.40
             |                           
            
                47.00
             | 
            
                47.00
             |                     
            
                47.00
             |                                 
            
                49,100
             |            
            
                 
             |                                       
         
    
        
            | 
                3/25/2008
             | 
            
                -4.60 / -9.13%
             |             
            
                46.00
             |           
            
                47.10
             |               
            
                45.80
             |                           
            
                45.80
             | 
            
                45.80
             |                     
            
                45.80
             |                                 
            
                17,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/24/2008
             | 
            
                -5.30 / -9.52%
             |             
            
                55.90
             |           
            
                55.90
             |               
            
                50.40
             |                           
            
                50.40
             | 
            
                50.40
             |                     
            
                50.40
             |                                 
            
                12,400
             |            
            
                 
             |                                       
         
    
        
            | 
                3/21/2008
             | 
            
                -2.30 / -3.97%
             |             
            
                58.60
             |           
            
                58.60
             |               
            
                55.00
             |                           
            
                55.70
             | 
            
                55.70
             |                     
            
                55.70
             |                                 
            
                17,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/20/2008
             | 
            
                -1.00 / -1.69%
             |             
            
                60.00
             |           
            
                63.00
             |               
            
                57.10
             |                           
            
                58.00
             | 
            
                58.00
             |                     
            
                58.00
             |                                 
            
                34,000
             |            
            
                 
             |                                       
         
    
        
            | 
                3/19/2008
             | 
            
                +2.00 / +3.51%
             |             
            
                54.50
             |           
            
                62.80
             |               
            
                54.50
             |                           
            
                59.00
             | 
            
                59.00
             |                     
            
                59.00
             |                                 
            
                40,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/18/2008
             | 
            
                -5.70 / -9.09%
             |             
            
                57.00
             |           
            
                59.50
             |               
            
                57.00
             |                           
            
                57.00
             | 
            
                57.00
             |                     
            
                57.00
             |                                 
            
                47,000
             |            
            
                 
             |                                       
         
    
        
            | 
                3/17/2008
             | 
            
                -7.30 / -10.43%
             |             
            
                66.50
             |           
            
                67.00
             |               
            
                62.70
             |                           
            
                62.70
             | 
            
                62.70
             |                     
            
                62.70
             |                                 
            
                38,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/14/2008
             | 
            
                -1.50 / -2.10%
             |             
            
                69.00
             |           
            
                71.20
             |               
            
                68.00
             |                           
            
                70.00
             | 
            
                70.00
             |                     
            
                70.00
             |                                 
            
                23,000
             |            
            
                 
             |                                       
         
    
        
            | 
                3/13/2008
             | 
            
                0.00 / 0.00%
             |             
            
                73.90
             |           
            
                73.90
             |               
            
                70.00
             |                           
            
                71.50
             | 
            
                71.50
             |                     
            
                71.50
             |                                 
            
                12,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/12/2008
             | 
            
                +4.30 / +6.40%
             |             
            
                64.00
             |           
            
                74.00
             |               
            
                64.00
             |                           
            
                71.50
             | 
            
                71.50
             |                     
            
                71.50
             |                                 
            
                44,300
             |            
            
                 
             |                                       
         
    
        
            | 
                3/11/2008
             | 
            
                -4.80 / -6.67%
             |             
            
                75.80
             |           
            
                79.50
             |               
            
                67.00
             |                           
            
                67.20
             | 
            
                67.20
             |                     
            
                67.20
             |                                 
            
                50,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/10/2008
             | 
            
                +2.90 / +4.20%
             |             
            
                76.00
             |           
            
                76.00
             |               
            
                70.10
             |                           
            
                72.00
             | 
            
                72.00
             |                     
            
                72.00
             |                                 
            
                107,700
             |            
            
                 
             |                                       
         
    
        
            | 
                3/7/2008
             | 
            
                +6.20 / +9.86%
             |             
            
                69.10
             |           
            
                69.10
             |               
            
                69.10
             |                           
            
                69.10
             | 
            
                69.10
             |                     
            
                69.10
             |                                 
            
                1,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/6/2008
             | 
            
                +4.90 / +8.45%
             |             
            
                62.90
             |           
            
                62.90
             |               
            
                62.90
             |                           
            
                62.90
             | 
            
                62.90
             |                     
            
                62.90
             |                                 
            
                3,900
             |            
            
                 
             |                                       
         
    
        
            | 
                3/5/2008
             | 
            
                -4.40 / -7.05%
             |             
            
                56.20
             |           
            
                61.00
             |               
            
                56.20
             |                           
            
                58.00
             | 
            
                58.00
             |                     
            
                58.00
             |                                 
            
                107,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/4/2008
             | 
            
                -5.60 / -8.24%
             |             
            
                63.10
             |           
            
                63.10
             |               
            
                62.40
             |                           
            
                62.40
             | 
            
                62.40
             |                     
            
                62.40
             |                                 
            
                22,200
             |            
            
                 
             |                                       
         
    
        
            | 
                3/3/2008
             | 
            
                -7.00 / -9.33%
             |             
            
                77.10
             |           
            
                77.10
             |               
            
                67.60
             |                           
            
                68.00
             | 
            
                68.00
             |                     
            
                68.00
             |                                 
            
                46,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/29/2008
             | 
            
                -2.90 / -3.72%
             |             
            
                75.10
             |           
            
                77.00
             |               
            
                74.00
             |                           
            
                75.00
             | 
            
                75.00
             |                     
            
                75.00
             |                                 
            
                26,200
             |            
            
                 
             |                                       
         
    
        
            | 
                2/28/2008
             | 
            
                -0.10 / -0.13%
             |             
            
                79.80
             |           
            
                80.00
             |               
            
                76.00
             |                           
            
                77.90
             | 
            
                77.90
             |                     
            
                77.90
             |                                 
            
                28,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/27/2008
             | 
            
                +2.50 / +3.31%
             |             
            
                75.50
             |           
            
                82.00
             |               
            
                74.50
             |                           
            
                78.00
             | 
            
                78.00
             |                     
            
                78.00
             |                                 
            
                46,900
             |            
            
                 
             |                                       
         
    
        
            | 
                2/26/2008
             | 
            
                -4.10 / -5.15%
             |             
            
                85.50
             |           
            
                87.00
             |               
            
                75.00
             |                           
            
                75.50
             | 
            
                75.50
             |                     
            
                75.50
             |                                 
            
                38,100
             |  
            
                 
             |                                                              
             
    
         
    
    
 |