Year Current U.S. Dollars 1960-01-01 804.492623346178 1961-01-01 887.336744604475 1962-01-01 990.260152163420 1963-01-01 1126.019336998250 1964-01-01 1222.544540462900 1965-01-01 1304.453816619650 1966-01-01 1402.442354410320 1967-01-01 1533.692877485470 1968-01-01 1651.939376797560 1969-01-01 1813.388125757060 1970-01-01 2099.914291222680 1971-01-01 2298.004539158930 1972-01-01 2662.326350740400 1973-01-01 3194.679280591470 1974-01-01 3609.201197430190 1975-01-01 4093.446604319270 1976-01-01 4019.795861131110 1977-01-01 4588.414344581560 1978-01-01 5591.991427337330 1979-01-01 6967.227772992740 1980-01-01 8429.023153405730 1981-01-01 7597.688798543860 1982-01-01 7531.597627522490 1983-01-01 7806.739007193520 1984-01-01 7714.185204459850 1985-01-01 7964.328637387390 1986-01-01 11277.691675381300 1987-01-01 14187.774245415400 1988-01-01 15692.726234146300 1989-01-01 16332.609487276400 1990-01-01 20757.088678213100 1991-01-01 21884.104371464300 1992-01-01 23166.804062683200 1993-01-01 18676.952578918300 1994-01-01 19273.844170010300 1995-01-01 20596.388575759600 1996-01-01 23020.099939992200 1997-01-01 21779.624366701800 1998-01-01 22252.358086231000 1999-01-01 21936.823129350900 2000-01-01 20051.242154834200 2001-01-01 20400.811111522500 2002-01-01 22196.506754722200 2003-01-01 27387.226315017700 2004-01-01 31174.561087858000 2005-01-01 31959.262951874900 2006-01-01 33410.747439833700 2007-01-01 37698.786648397600 2008-01-01 40640.183858169100 2009-01-01 36976.845534066400 2010-01-01 35849.373197940100 2011-01-01 38334.683849971800 2012-01-01 34814.125116848700 2013-01-01 35370.275258375500 2014-01-01 35396.665724226500 2015-01-01 30180.321514687700 2016-01-01 30668.981428999700 2017-01-01 31952.975920684100