SEC FILINGS

Filing date	Form	Description	View
Feb 14, 2005	SC 13G	A statement of beneficial ownership of common stock by certain persons	View HTML 0000080255-05-000409.pdf
Feb 12, 2007	SC 13G	A statement of beneficial ownership of common stock by certain persons	View HTML 0000017283-07-000561.pdf
Nov 13, 2007	SC 13G	A statement of beneficial ownership of common stock by certain persons	View HTML 0000315066-07-003775.pdf
Feb 8, 2008	SC 13G	A statement of beneficial ownership of common stock by certain persons	View HTML 0001005477-08-000881.pdf
Mar 10, 2008	SC 13G	A statement of beneficial ownership of common stock by certain persons	View HTML 0000902664-08-001500.pdf
Feb 13, 2009	SC 13G	A statement of beneficial ownership of common stock by certain persons	View HTML 0001422848-09-000246.pdf
Jun 11, 2009	SC 13G	A statement of beneficial ownership of common stock by certain persons	View HTML 0001005477-09-002785.pdf
Jan 29, 2010	SC 13G	A statement of beneficial ownership of common stock by certain persons	View HTML 0001086364-10-008321.pdf
Feb 14, 2012	SC 13G	A statement of beneficial ownership of common stock by certain persons	View HTML 0000919574-12-001544.pdf 0000919574-12-001544.xls
Feb 4, 2013	SC 13G	A statement of beneficial ownership of common stock by certain persons	View HTML 0000917520-13-000003.pdf 0000917520-13-000003.xls
Feb 10, 2016	SC 13G	A statement of beneficial ownership of common stock by certain persons	View HTML 0000932471-16-011613.pdf 0000932471-16-011613.xls
Jan 27, 2017	SC 13G	A statement of beneficial ownership of common stock by certain persons	View HTML 0000072971-17-000193.pdf 0000072971-17-000193.xls
Dec 8, 2017	SC 13G	A statement of beneficial ownership of common stock by certain persons	View HTML 0001422848-17-000189.pdf
Feb 13, 2018	SC 13G	A statement of beneficial ownership of common stock by certain persons	View HTML 0001315478-18-000020.pdf
Feb 21, 2018	SC 13G	A statement of beneficial ownership of common stock by certain persons	View HTML 0001315478-18-000041.pdf