Year Current U.S. Dollars 1965-01-01 274.470795027805 1966-01-01 282.493585147874 1967-01-01 288.500668351016 1968-01-01 290.349341613035 1969-01-01 293.726857534077 1970-01-01 308.815772795852 1971-01-01 315.024623084347 1972-01-01 327.224903811073 1973-01-01 364.376530161889 1974-01-01 410.951638658188 1975-01-01 454.275766873015 1976-01-01 549.164759091204 1977-01-01 679.368258027088 1978-01-01 708.081193141123 1979-01-01 769.472727531238 1980-01-01 780.220660405038 1981-01-01 738.331138016275 1982-01-01 719.295493596743 1983-01-01 731.570782884611 1984-01-01 753.660447229739 1985-01-01 771.827103126409 1986-01-01 756.004468281157 1987-01-01 783.195447941850 1988-01-01 818.490203720037 1989-01-01 843.089733149786 1990-01-01 916.756778712691 1991-01-01 986.048547897866 1992-01-01 1076.489441110180 1993-01-01 1220.363390573620 1994-01-01 1384.934205839730 1995-01-01 1590.048876203750 1996-01-01 1690.136558575790 1997-01-01 1784.592026020670 1998-01-01 1892.581124563180 1999-01-01 1937.139013734670 2000-01-01 2008.466064469690 2001-01-01 2079.683817809870 2002-01-01 2131.909820088300 2003-01-01 2217.837155773180 2004-01-01 2287.173056813490 2005-01-01 2437.899565115780 2006-01-01 2641.780652055530 2007-01-01 2796.387081396730 2008-01-01 2943.698878336760 2009-01-01 2867.985080025730 2010-01-01 2992.545273630550 2011-01-01 3275.508626480810 2012-01-01 3437.599638400410 2013-01-01 3515.947201443920 2014-01-01 3595.790733251300 2015-01-01 3669.878992053520 2016-01-01 3768.837704788330 2017-01-01 3889.308768954070