Year Current U.S. Dollars 1960-01-01 924.960084376643 1961-01-01 1008.902471490470 1962-01-01 1109.263549577030 1963-01-01 1232.782687845060 1964-01-01 1358.656733155420 1965-01-01 1469.359734166730 1966-01-01 1589.185901884730 1967-01-01 1714.274956931260 1968-01-01 1825.765496682880 1969-01-01 2003.624143889920 1970-01-01 2230.242101385900 1971-01-01 2513.534073273090 1972-01-01 3015.518046312360 1973-01-01 3889.035328779800 1974-01-01 4384.376378018180 1975-01-01 5057.393803294910 1976-01-01 5254.298076520350 1977-01-01 5953.059279322050 1978-01-01 7261.300581639470 1979-01-01 8761.455580872750 1980-01-01 9772.043119729220 1981-01-01 8461.201432585930 1982-01-01 8169.828916633190 1983-01-01 7954.184457354650 1984-01-01 7616.967745546940 1985-01-01 7810.540478290400 1986-01-01 10933.616451828200 1987-01-01 13484.839139718800 1988-01-01 14780.084996802000 1989-01-01 15031.693111839900 1990-01-01 18829.021816452800 1991-01-01 19502.775496451000 1992-01-01 21416.103902230100 1993-01-01 19533.587184795800 1994-01-01 20572.181820904400 1995-01-01 23683.302375248500 1996-01-01 23910.788366979800 1997-01-01 21809.818940023700 1998-01-01 22364.323030640700 1999-01-01 22206.925214538500 2000-01-01 20170.925823143600 2001-01-01 20424.502288716100 2002-01-01 22114.787105193000 2003-01-01 27138.109574043700 2004-01-01 30958.291134655900 2005-01-01 31966.281857070300 2006-01-01 33783.092347170700 2007-01-01 38700.712801077600 2008-01-01 42220.043759670700 2009-01-01 38480.922316494500 2010-01-01 37605.145949804400 2011-01-01 40610.725799715300 2012-01-01 37604.597123384300 2013-01-01 39111.444863520100 2014-01-01 39823.540856905900 2015-01-01 34362.688945465900 2016-01-01 35038.551241098100 2017-01-01 36869.054428756000