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                            March 1, 2007
                        
                     
                 
            
        
        
            
        
     
 
                     
                 
                
            
                
                    
                        
    
        
            
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                            January 1, 2007
                        
                     
                 
            
        
        
            
        
     
 
                     
                 
                
            
                
                    
                        
    
        
            
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                            July 15, 2006
                        
                     
                 
            
        
        
            
        
     
 
                     
                 
                
                      
                    
                    
                
            
                
                    
                        
    
        
            
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                            October 1, 2004
                        
                     
                 
            
        
        
            
        
     
 
                     
                 
                
            
                
                    
                        
    
        
            
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                            August 1, 2004
                        
                     
                 
            
        
        
            
        
     
 
                     
                 
                
            
                
                    
                        
    
        
            
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                            March 1, 2004
                        
                     
                 
            
        
        
            
        
     
 
                     
                 
                
                      
                    
                    
                
            
                
                    
                        
    
        
            
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                            February 15, 2004
                        
                     
                 
            
        
        
            
        
     
 
                     
                 
                
            
                
                    
                        
    
        
            
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                            January 1, 2004
                        
                     
                 
            
        
        
            
        
     
 
                     
                 
                
            
                
                    
                        
    
        
            
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                            October 15, 2003
                        
                     
                 
            
        
        
            
        
     
 
                     
                 
                
                      
                    
                    
                
            
                
                    
                        
    
        
            
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                            March 1, 2002
                        
                     
                 
            
        
        
            
        
     
 
                     
                 
                
            
                
                    
                        
    
        
            
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                            October 1, 2000
                        
                     
                 
            
        
        
            
        
     
 
                     
                 
                
            
                
                    
                        
    
        
            
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                            September 1, 1997
                        
                     
                 
            
        
        
            
        
     
 
                     
                 
                
                      
                    
                    
                
            
                
                    
                        
    
        
            
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                            October 1, 1995
                        
                     
                 
            
        
        
            
        
     
 
                     
                 
                
            
                
                    
                        
    
        
            
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                            October 17, 1994
                        
                     
                 
            
        
        
            
        
     
 
                     
                 
                
            
                
                    
                        
    
        
            
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                            January 4, 1993
                        
                     
                 
            
        
        
            
        
     
 
                     
                 
                
                      
                    
                    
    
    
    
    
        
        
    
    
    
        
            
            
                
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