| 
                 
                    Closing price on 5/24/2007
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    157.00 | 
                 
                
                    | High | 
                    165.00 | 
                 
                
                    | Low | 
                    150.10 | 
                     
                
                    | Volume | 
                    22,500 | 
                                 
                
                    | Split-adjusted Price | 
                    21.11 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
HAC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/24/2007
             | 
            
                -1.50 / -0.95%
             |             
            
                157.00
             |           
            
                165.00
             |               
            
                150.10
             |                           
            
                157.00
             | 
            
                157.00
             |                     
            
                21.11
             |                                 
            
                22,500
             |            
            
                 
             |                                       
         
    
        
            | 
                5/23/2007
             | 
            
                -9.00 / -5.37%
             |             
            
                163.30
             |           
            
                170.20
             |               
            
                155.00
             |                           
            
                158.50
             | 
            
                158.50
             |                     
            
                21.31
             |                                 
            
                54,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/22/2007
             | 
            
                +5.40 / +3.33%
             |             
            
                165.00
             |           
            
                170.00
             |               
            
                165.00
             |                           
            
                167.50
             | 
            
                167.50
             |                     
            
                22.52
             |                                 
            
                80,500
             |            
            
                 
             |                                       
         
    
        
            | 
                5/21/2007
             | 
            
                +8.10 / +5.26%
             |             
            
                155.90
             |           
            
                163.00
             |               
            
                155.90
             |                           
            
                162.10
             | 
            
                162.10
             |                     
            
                21.80
             |                                 
            
                47,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/18/2007
             | 
            
                +2.00 / +1.32%
             |             
            
                151.20
             |           
            
                154.50
             |               
            
                151.20
             |                           
            
                154.00
             | 
            
                154.00
             |                     
            
                20.71
             |                                 
            
                61,900
             |            
            
                 
             |                                       
         
    
        
            | 
                5/17/2007
             | 
            
                +2.50 / +1.67%
             |             
            
                148.30
             |           
            
                152.00
             |               
            
                147.90
             |                           
            
                152.00
             | 
            
                152.00
             |                     
            
                20.44
             |                                 
            
                37,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/16/2007
             | 
            
                -1.20 / -0.80%
             |             
            
                148.30
             |           
            
                150.00
             |               
            
                147.00
             |                           
            
                149.50
             | 
            
                149.50
             |                     
            
                20.10
             |                                 
            
                33,300
             |            
            
                 
             |                                       
         
    
        
            | 
                5/15/2007
             | 
            
                -1.30 / -0.86%
             |             
            
                150.90
             |           
            
                155.20
             |               
            
                149.80
             |                           
            
                150.70
             | 
            
                150.70
             |                     
            
                20.26
             |                                 
            
                83,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/14/2007
             | 
            
                +8.00 / +5.56%
             |             
            
                146.00
             |           
            
                152.00
             |               
            
                146.00
             |                           
            
                152.00
             | 
            
                152.00
             |                     
            
                20.44
             |                                 
            
                41,100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/11/2007
             | 
            
                +3.70 / +2.64%
             |             
            
                140.30
             |           
            
                144.00
             |               
            
                140.00
             |                           
            
                144.00
             | 
            
                144.00
             |                     
            
                19.36
             |                                 
            
                34,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/10/2007
             | 
            
                +1.40 / +1.01%
             |             
            
                140.30
             |           
            
                143.50
             |               
            
                138.00
             |                           
            
                140.30
             | 
            
                140.30
             |                     
            
                18.86
             |                                 
            
                83,100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/9/2007
             | 
            
                -2.10 / -1.49%
             |             
            
                140.60
             |           
            
                145.00
             |               
            
                138.90
             |                           
            
                138.90
             | 
            
                138.90
             |                     
            
                18.68
             |                                 
            
                38,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/8/2007
             | 
            
                +0.90 / +0.64%
             |             
            
                140.50
             |           
            
                146.00
             |               
            
                140.50
             |                           
            
                141.00
             | 
            
                141.00
             |                     
            
                18.96
             |                                 
            
                59,600
             |            
            
                 
             |                                       
         
    
        
            | 
                5/7/2007
             | 
            
                +4.10 / +3.01%
             |             
            
                137.00
             |           
            
                141.90
             |               
            
                137.00
             |                           
            
                140.10
             | 
            
                140.10
             |                     
            
                18.84
             |                                 
            
                55,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/4/2007
             | 
            
                +0.80 / +0.59%
             |             
            
                135.90
             |           
            
                136.50
             |               
            
                135.00
             |                           
            
                136.00
             | 
            
                136.00
             |                     
            
                18.29
             |                                 
            
                30,500
             |            
            
                 
             |                                       
         
    
        
            | 
                5/3/2007
             | 
            
                -3.10 / -2.24%
             |             
            
                136.40
             |           
            
                140.00
             |               
            
                135.20
             |                           
            
                135.20
             | 
            
                135.20
             |                     
            
                18.18
             |                                 
            
                22,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/2/2007
             | 
            
                -2.60 / -1.85%
             |             
            
                139.10
             |           
            
                145.00
             |               
            
                135.00
             |                           
            
                138.30
             | 
            
                138.30
             |                     
            
                18.60
             |                                 
            
                18,400
             |            
            
                 
             |                                       
         
    
        
            | 
                4/25/2007
             | 
            
                +4.90 / +3.60%
             |             
            
                136.30
             |           
            
                143.90
             |               
            
                133.00
             |                           
            
                140.90
             | 
            
                140.90
             |                     
            
                18.94
             |                                 
            
                27,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/24/2007
             | 
            
                -2.20 / -1.59%
             |             
            
                136.30
             |           
            
                141.00
             |               
            
                130.20
             |                           
            
                136.00
             | 
            
                136.00
             |                     
            
                18.29
             |                                 
            
                34,200
             |            
            
                 
             |                                       
         
    
        
            | 
                4/23/2007
             | 
            
                -9.30 / -6.31%
             |             
            
                139.50
             |           
            
                147.00
             |               
            
                135.00
             |                           
            
                138.20
             | 
            
                138.20
             |                     
            
                18.58
             |                                 
            
                15,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/20/2007
             | 
            
                +0.50 / +0.34%
             |             
            
                147.70
             |           
            
                150.00
             |               
            
                145.00
             |                           
            
                147.50
             | 
            
                147.50
             |                     
            
                19.83
             |                                 
            
                14,300
             |            
            
                 
             |                                       
         
    
        
            | 
                4/19/2007
             | 
            
                -8.00 / -5.16%
             |             
            
                152.50
             |           
            
                157.00
             |               
            
                146.00
             |                           
            
                147.00
             | 
            
                147.00
             |                     
            
                19.76
             |                                 
            
                33,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/18/2007
             | 
            
                +10.00 / +6.90%
             |             
            
                143.00
             |           
            
                156.00
             |               
            
                143.00
             |                           
            
                155.00
             | 
            
                155.00
             |                     
            
                20.84
             |                                 
            
                29,400
             |            
            
                 
             |                                       
         
    
        
            | 
                4/17/2007
             | 
            
                -2.00 / -1.36%
             |             
            
                143.00
             |           
            
                148.00
             |               
            
                136.00
             |                           
            
                145.00
             | 
            
                145.00
             |                     
            
                19.50
             |                                 
            
                39,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/16/2007
             | 
            
                -15.00 / -9.26%
             |             
            
                148.20
             |           
            
                158.80
             |               
            
                147.00
             |                           
            
                147.00
             | 
            
                147.00
             |                     
            
                19.76
             |                                 
            
                57,700
             |            
            
                 
             |                                       
         
    
        
            | 
                4/13/2007
             | 
            
                -2.00 / -1.22%
             |             
            
                162.80
             |           
            
                165.00
             |               
            
                161.20
             |                           
            
                162.00
             | 
            
                162.00
             |                     
            
                21.78
             |                                 
            
                58,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/12/2007
             | 
            
                0.00 / 0.00%
             |             
            
                159.80
             |           
            
                166.00
             |               
            
                158.00
             |                           
            
                164.00
             | 
            
                164.00
             |                     
            
                22.05
             |                                 
            
                65,200
             |            
            
                 
             |                                       
         
    
        
            | 
                4/11/2007
             | 
            
                +5.00 / +3.14%
             |             
            
                158.10
             |           
            
                164.00
             |               
            
                158.00
             |                           
            
                164.00
             | 
            
                164.00
             |                     
            
                22.05
             |                                 
            
                35,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/10/2007
             | 
            
                0.00 / 0.00%
             |             
            
                158.10
             |           
            
                159.90
             |               
            
                154.00
             |                           
            
                159.00
             | 
            
                159.00
             |                     
            
                21.38
             |                                 
            
                20,300
             |            
            
                 
             |                                       
         
    
        
            | 
                4/9/2007
             | 
            
                +2.70 / +1.73%
             |             
            
                157.50
             |           
            
                159.90
             |               
            
                157.50
             |                           
            
                159.00
             | 
            
                159.00
             |                     
            
                21.38
             |                                 
            
                37,600
             |  
            
                 
             |                                                              
             
    
         
    
    
 |