EXHIBIT 13 Deadweight Interest International Fleet Vessel Name Year Built Tonnage Percentage - ------------------------------------------------------------------------------------------------------------------------ Crude Tankers - ------------------------------------------------------------------------------------------------------------------------ VLCCs - ------------------------------------------------------------------------------------------------------------------------ OVERSEAS ROSALYN (1) 2003 317,972 100.0% OVERSEAS MULAN (1) 2002 318,518 100.0% TANABE (1,2) 2002 298,561 49.9% HAKATA (1,2) 2002 298,465 49.9% OVERSEAS CHRIS (1) 2001 309,285 100.0% OVERSEAS ANN (1) 2001 309,327 100.0% SAKURA I (2) 2001 298,644 49.9% ARIAKE (2) 2001 298,533 49.9% OVERSEAS DONNA (1) 2000 309,498 100.0% RAPHAEL (1) 2000 309,614 100.0% REGAL UNITY (1) 1997 309,966 100.0% EQUATORIAL LION 1997 300,349 100.0% SOVEREIGN UNITY (1) 1996 309,892 100.0% MAJESTIC UNITY (1) 1996 300,549 100.0% CROWN UNITY (1) 1996 300,482 100.0% FRONT TOBAGO (1) 1993 259,995 30.0% DUNDEE (1,2) 1993 302,432 49.9% EDINBURGH (2) 1993 302,493 49.9% OLYMPIA (1) 1990 275,269 100.0% --------------------------------------------------------------------------------- VLCC Time Chartered-in - ------------------------------------------------------------------------------------------------------------------------ CHARLES EDDIE (1,3) 2002 305,177 40.0% MERIDIAN LION (1,4) 1997 300,579 100.0% --------------------------------------------------------------------------------- Suezmax - ------------------------------------------------------------------------------------------------------------------------ ECLIPSE 1989 147,501 100.0% --------------------------------------------------------------------------------- Aframaxes - ------------------------------------------------------------------------------------------------------------------------ OVERSEAS SOPHIE (5) 2003 112,045 100.0% OVERSEAS PORTLAND (5) 2002 112,139 100.0% OVERSEAS FRAN (5) 2001 112,118 100.0% OVERSEAS JOSEFA CAMEJO (5) 2001 112,200 100.0% OVERSEAS SHIRLEY (5) 2001 112,056 100.0% ANIA (5) 1994 94,848 100.0% ELIANE (5) 1994 94,813 100.0% BRAVERY (5) 1994 110,461 100.0% PACIFIC RUBY (5) 1994 96,358 100.0% PACIFIC SAPPHIRE (5) 1994 96,173 100.0% BERYL (5) 1994 94,799 100.0% REBECCA (5) 1994 94,873 100.0% COMPASS I (5) 1992 97,078 50.0% HULL S164 (5,6) 2004 112,700 100.0% --------------------------------------------------------------------------------- Product Carriers - ------------------------------------------------------------------------------------------------------------------------ DIANE 1987 64,140 100.0% MARY ANN 1986 64,239 100.0% VEGA 1989 39,711 100.0% DELPHINA 1989 39,674 100.0% NEPTUNE 1989 40,085 100.0% URANUS 1988 40,085 100.0% --------------------------------------------------------------------------------- Dry Bulk Carriers Time Chartered-in - ------------------------------------------------------------------------------------------------------------------------ MATILDE (7) 1997 160,013 100.0% CHRISMIR (7) 1997 159,830 100.0% --------------------------------------------------------------------------------- Deadweight Interest U.S. Fleet Vessel Name Year Built Tonnage Percentage - ------------------------------------------------------------------------------------------------------------------------ Crude Tankers - ------------------------------------------------------------------------------------------------------------------------ OVERSEAS WASHINGTON (8) 1978 91,968 100% OVERSEAS NEW YORK (8) 1977 91,844 100% OVERSEAS CHICAGO (8) 1977 92,092 100% OVERSEAS BOSTON (8,9) 1974 122,760 100% --------------------------------------------------------------------------------- Product Carriers - ------------------------------------------------------------------------------------------------------------------------ OVERSEAS NEW ORLEANS (10) 1983 43,643 100% OVERSEAS PHILADELPHIA (10) 1982 43,387 100% --------------------------------------------------------------------------------- Dry Bulk Carriers - ------------------------------------------------------------------------------------------------------------------------ OVERSEAS HARRIETTE (11) 1978 25,951 100% OVERSEAS MARILYN (12) 1978 25,951 100% --------------------------------------------------------------------------------- Pure Car Carrier - ------------------------------------------------------------------------------------------------------------------------ OVERSEAS JOYCE 1987 16,141 100% --------------------------------------------------------------------------------- (1) Participates in VLCC pool (Tankers International) (2) Subject to an agreement in principle expected to close in first quarter of 2004. This will result in OSG owning 100% of the Sakura I, Tanabe and Dundee, and the joint venture partner owning 100% of Ariake, Hakata and Edinburgh (3) 3-year time charter-in expiring 2005 (4) 8-year time charter-in expiring 2011 (5) Participates, or will upon delivery participate, in Aframax pool (Aframax International) (6) Delivered January 30, 2004 and named Overseas Cathy (7) 7-year time charter-in expiring 2010. Vessel to be withdrawn from a pool of Capesize Dry Bulk Carriers in early 2004 at which time vessel will deliver to a 3-year time charter-out (8) Vessels subject to securitization financing (9) Sold on February 12, 2004 (10) 22-year capital leases expiring 2011 (11) 3-year bareboat charter-in expiring 2006 (12) 1-year bareboat charter-in expiring 2004 ------------------------------------------------------------------------- Total Operating Fleet 52 Vessels 8,984,576 dwt On Order 1 Vessel 112,700 dwt Total Fleet 53 Vessels 9,097,276 dwt ------------------------------------------------------------------------- Operating Fleet by Interest Percentage 47.2 Vessels 7,669,441 dwt On Order by Interest Percentage 1 Vessel 112,700 dwt Total by Interest Percentage 48.2 Vessels 7,782,141 dwt =========================================================================