SEC Filings.

Filing date	Description	Form	View
February 06, 2002	A statement of beneficial ownership of common stock by certain persons	SC 13G	View HTML 0000312348-02-000007.pdf
May 09, 2002	A statement of beneficial ownership of common stock by certain persons	SC 13G	View HTML 0000312348-02-000028.pdf
February 14, 2005	A statement of beneficial ownership of common stock by certain persons	SC 13G	View HTML 0000950144-05-001349.pdf 0000950144-05-001349.xls
February 14, 2005	A statement of beneficial ownership of common stock by certain persons	SC 13G	View HTML 0001104659-05-006300.pdf 0001104659-05-006300.xls
January 09, 2006	A statement of beneficial ownership of common stock by certain persons	SC 13G	View HTML 0000769993-06-000023.pdf
February 10, 2006	A statement of beneficial ownership of common stock by certain persons	SC 13G	View HTML 0000902664-06-000456.pdf
February 10, 2006	A statement of beneficial ownership of common stock by certain persons	SC 13G	View HTML 0000017283-06-000274.pdf
April 25, 2007	A statement of beneficial ownership of common stock by certain persons	SC 13G	View HTML 0000902664-07-001536.pdf
February 05, 2008	A statement of beneficial ownership of common stock by certain persons	SC 13G	View HTML 0000913414-08-004199.pdf
January 29, 2010	A statement of beneficial ownership of common stock by certain persons	SC 13G	View HTML 0001086364-10-007634.pdf

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