Year Current U.S. Dollars 1960-01-01 109736.211031175000 1961-01-01 270.279660633921 1962-01-01 287.044788426874 1963-01-01 308.195264396970 1964-01-01 332.305003111975 1965-01-01 328.484900958875 1966-01-01 337.646246557856 1967-01-01 333.233812466557 1968-01-01 314.351064841473 1969-01-01 314.179852817028 1970-01-01 343.881182121191 1971-01-01 401.608039515583 1972-01-01 546.951061288794 1973-01-01 648.531924058970 1974-01-01 744.506941901819 1975-01-01 806.232644471940 1976-01-01 814.474737986674 1977-01-01 1044.353067985240 1978-01-01 1376.546579471990 1979-01-01 2030.135903454670 1980-01-01 2329.353357989950 1981-01-01 2419.034419011330 1982-01-01 2296.307729274370 1983-01-01 2280.451550621710 1984-01-01 2338.075652185550 1985-01-01 2588.552803795250 1986-01-01 3165.945038035310 1987-01-01 3638.988011250890 1988-01-01 4128.118231836600 1989-01-01 4407.200939656860 1990-01-01 5302.843727141980 1991-01-01 5314.663128166590 1992-01-01 6128.445569221140 1993-01-01 6559.129993963240 1994-01-01 6555.504407481200 1995-01-01 6748.931108858870 1996-01-01 6583.201018132880 1997-01-01 7280.989621178560 1998-01-01 7715.918147093410 1999-01-01 7747.612158720720 2000-01-01 7578.851052988450 2001-01-01 7663.137080264460 2002-01-01 8331.261997004200 2003-01-01 8524.961235577790 2004-01-01 10176.658712006400 2005-01-01 11092.510735782400 2006-01-01 12014.399872950200 2007-01-01 12154.829937280800 2008-01-01 11122.862067714200 2009-01-01 9706.956059639590 2010-01-01 10804.684474754700 2011-01-01 12189.095160135700 2012-01-01 11998.447213858300 2013-01-01 14764.939285598500 2014-01-01 14700.218976809100 2015-01-01 14725.101740057500 2016-01-01 15060.990993897500 2017-01-01 15504.464462685400