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Filing Sorted Ascending Description Date Filed Size View  
SC 13D/A amended general statement of beneficial ownership Apr 9, 2001 57.3 KB View HTML View PDF View XLS  
SC 13D/A amended general statement of beneficial ownership Mar 26, 2003 77.7 KB View HTML View PDF View XLS  
SC 13E4 issuer tender offer statement Oct 16, 1997 737.9 KB View HTML View PDF View XLS  
SC 13E4/A amended issuer tender offer statement Dec 9, 1997 705.8 KB View HTML View PDF View XLS  
SC 13E4/A amended issuer tender offer statement Nov 6, 1997 79.0 KB View HTML View PDF View XLS  
SC 13G statement of beneficial ownership Feb 13, 2001 61.9 KB View HTML View PDF View XLS  
SC 13G statement of beneficial ownership May 9, 1997 59.5 KB View HTML View PDF  
SC 13G statement of beneficial ownership Sep 10, 1997 59.7 KB View HTML View PDF  
SC 13G statement of beneficial ownership Feb 13, 1998 56.4 KB View HTML View PDF  
SC 13G statement of beneficial ownership Mar 12, 2001 59.0 KB View HTML View PDF View XLS  
SC 13G statement of beneficial ownership Dec 10, 2004 35.0 KB View HTML View PDF View XLS  
SC 13G statement of beneficial ownership Feb 13, 2004 37.7 KB View HTML View PDF View XLS  
SC 13G statement of beneficial ownership Mar 12, 2001 60.0 KB View HTML View PDF View XLS  
SC 13G statement of beneficial ownership Aug 25, 2000 60.0 KB View HTML View PDF  
SC 13G statement of beneficial ownership Feb 12, 2004 50.0 KB View HTML View PDF View XLS  
SC 13G statement of beneficial ownership Feb 14, 2012 27.1 KB View HTML View PDF View XLS  
SC 13G statement of beneficial ownership Dec 15, 1998 57.7 KB View HTML View PDF  
SC 13G statement of beneficial ownership Feb 7, 2000 55.3 KB View HTML View PDF  
SC 13G statement of beneficial ownership Sep 30, 1998 88.6 KB View HTML View PDF View XLS  
SC 13G/A amended statement of beneficial ownership Feb 10, 2000 60.6 KB View HTML View PDF  
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