Year US Dollars, Monthly Level 1969-01-01 255670000000.00000 1970-01-01 367030000000.00000 1971-01-01 421850000000.00000 1972-01-01 460460000000.00000 1973-01-01 517559999999.99994 1974-01-01 550640000000.00000 1975-01-01 541140000000.00000 1976-01-01 597320000000.00000 1977-01-01 633020000000.00000 1978-01-01 677170000000.00000 1979-01-01 722290000000.00000 1980-01-01 752090000000.00000 1981-01-01 769850000000.00000 1982-01-01 768410000000.00000 1983-01-01 781490000000.00000 1984-01-01 843650000000.00000 1985-01-01 869630000000.00000 1986-01-01 898800000000.00000 1987-01-01 1020250000000.00000 1988-01-01 1081920000000.00010 1989-01-01 1155710000000.00000 1990-01-01 1245320000000.00000 1991-01-01 1341970000000.00000 1992-01-01 1566550000000.00000 1993-01-01 1734350000000.00000 1994-01-01 1932530000000.00000 1995-01-01 2124310000000.00000 1996-01-01 2293710000000.00000 1997-01-01 2493900000000.00000 1998-01-01 2551950000000.00000 1999-01-01 2704140000000.00000 2000-01-01 3102260000000.00000 2001-01-01 3167720000000.00000 2002-01-01 3469800000000.00000 2003-01-01 3966030000000.00000 2004-01-01 4563230000000.00000 2005-01-01 5076700000000.00000 2006-01-01 5624950000000.00000 2007-01-01 6120450000000.00000 2008-01-01 6416740000000.00000 2009-01-01 5901050000000.00000 2010-01-01 6678630000000.00000 2011-01-01 7107200000000.00000 2012-01-01 7361070000000.00000 2013-01-01 7669540000000.00000