Year Current U.S. Dollars 1960-01-01 57.9776818816842 1961-01-01 61.2422482773277 1962-01-01 64.7070068014752 1963-01-01 67.3758705909335 1964-01-01 71.6495191117864 1965-01-01 76.6772212316224 1966-01-01 83.7346999598829 1967-01-01 92.6258754025788 1968-01-01 101.4765519808370 1969-01-01 114.8342053304720 1970-01-01 138.3633259792590 1971-01-01 176.6637969928700 1972-01-01 222.4694499800880 1973-01-01 317.6646402758340 1974-01-01 384.4187545681790 1975-01-01 430.0741230663370 1976-01-01 433.6515140614860 1977-01-01 506.3237593877480 1978-01-01 636.4664376837590 1979-01-01 850.3486957780060 1980-01-01 1059.6967003512000 1981-01-01 1034.1532180269000 1982-01-01 943.3196682372970 1983-01-01 1052.7320391559700 1984-01-01 1077.7425403430400 1985-01-01 937.4744617825650 1986-01-01 1135.1674439932000 1987-01-01 1554.4199323613100 1988-01-01 2031.4182198375200 1989-01-01 2301.9897261451800 1990-01-01 2750.9500257402300 1991-01-01 2783.0215032751800 1992-01-01 2848.2069868798100 1993-01-01 2783.2379312319000 1994-01-01 2779.1138317416200 1995-01-01 3014.8678581541800 1996-01-01 3022.1767532319500 1997-01-01 3065.5272679520200 1998-01-01 2869.1825033590100 1999-01-01 3226.2956741067500 2000-01-01 3349.0688227765100 2001-01-01 3128.0977926045400 2002-01-01 3055.6183824715400 2003-01-01 4163.0659057844700 2004-01-01 4896.5838348113300 2005-01-01 5351.2537317164600 2006-01-01 5374.5548669077600 2007-01-01 5714.0479360674300 2008-01-01 5623.3795661359400 2009-01-01 5185.7298453813700 2010-01-01 6346.1562038734900 2011-01-01 7645.2146115131500 2012-01-01 7029.2314502403400 2013-01-01 7007.6257859017600 2014-01-01 7493.7639944173500 2015-01-01 6527.5081608667300 2016-01-01 6954.1743062936800 2017-01-01 7595.5958497855900