Year Current U.S. Dollars 1960-01-01 141468977.570007 1961-01-01 167637907.381696 1962-01-01 182796536.499917 1963-01-01 154480244.246828 1964-01-01 215679855.272553 1965-01-01 226474285.587116 1966-01-01 245849781.715943 1967-01-01 271543680.279265 1968-01-01 294468564.534311 1969-01-01 318124701.048993 1970-01-01 323802475.481029 1971-01-01 381687073.058602 1972-01-01 430508357.724000 1973-01-01 722780701.123338 1974-01-01 1544216003.984250 1975-01-01 2157592936.607310 1976-01-01 3009409970.904630 1977-01-01 2809349074.177110 1978-01-01 2389479269.188320 1979-01-01 3030251116.359660 1980-01-01 4279637933.851360 1981-01-01 3862269126.926810 1982-01-01 3618007844.449080 1983-01-01 3391275731.318590 1984-01-01 3561451562.235760 1985-01-01 3339914759.372750 1986-01-01 3403638193.579050 1987-01-01 3281797038.665660 1988-01-01 3834503378.354970 1989-01-01 4186411457.456940 1990-01-01 5952293765.844680 1991-01-01 5402919956.938310 1992-01-01 5592390848.526480 1993-01-01 4378645081.017690 1994-01-01 4190819314.029580 1995-01-01 4958845906.347690 1996-01-01 5694040336.825710 1997-01-01 5326816858.995860 1998-01-01 4483417119.839280 1999-01-01 4662992036.207300 2000-01-01 5067865320.797900 2001-01-01 5018874179.187040 2002-01-01 5310381151.359520 2003-01-01 6497305662.092740 2004-01-01 7756293574.980770 2005-01-01 9578973591.009580 2006-01-01 10318424464.337700 2007-01-01 12438956756.445500 2008-01-01 15508574820.351600 2009-01-01 12065138272.753800 2010-01-01 14358631634.418700 2011-01-01 18186515199.968800 2012-01-01 17171468468.569100 2013-01-01 17590680916.525000 2014-01-01 18179666879.038900 2015-01-01 14377389785.603000 2016-01-01 14014278017.468500 2017-01-01 14622880885.684200