SEC Filings

Form	Description	Filing date	View	Filer
SC 13G	A statement of beneficial ownership of common stock by certain persons	Feb 06, 1997	View HTML 0000729057-97-000089.pdf	PRUDENTIAL INSURANCE CO OF AMERICA
SC 13G	A statement of beneficial ownership of common stock by certain persons	Feb 11, 1998	View HTML 0000732812-98-000067.pdf	CAPITAL GROUP COMPANIES INC
SC 13G	A statement of beneficial ownership of common stock by certain persons	Mar 19, 1998	View HTML 0000733519-98-000009.pdf	MONTAG & CALDWELL INC /GA/ /ADV
SC 13G	A statement of beneficial ownership of common stock by certain persons	Feb 12, 1999	View HTML 0000315066-99-000581.pdf	FMR LLC
SC 13G	A statement of beneficial ownership of common stock by certain persons	Jan 12, 1999	View HTML 0000733519-99-000002.pdf	MONTAG & CALDWELL INC /GA/ /ADV
SC 13G	A statement of beneficial ownership of common stock by certain persons	Feb 11, 1999	View HTML 0001047469-99-004876.pdf	PRIMECAP MANAGEMENT CO/CA/
SC 13G	A statement of beneficial ownership of common stock by certain persons	Feb 11, 2000	View HTML 0000813027-00-000009.pdf	PACIFIC FINANCIAL RESEARCH INC
SC 13G	A statement of beneficial ownership of common stock by certain persons	Feb 11, 2000	View HTML 0000902219-00-000124.pdf	WELLINGTON MANAGEMENT GROUP LLP
SC 13G	A statement of beneficial ownership of common stock by certain persons	Feb 14, 2001	View HTML 0000813027-01-000020.pdf	PACIFIC FINANCIAL RESEARCH INC
SC 13G	A statement of beneficial ownership of common stock by certain persons	May 04, 2001	View HTML 0000813027-01-500004.pdf	PACIFIC FINANCIAL RESEARCH INC

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