Year Current U.S. Dollars 1960-01-01 9312000000.000000 1961-01-01 174576508.469831 1962-01-01 183116337.673247 1963-01-01 190816183.676326 1964-01-01 194736105.277894 1965-01-01 229455410.891782 1966-01-01 260394792.104158 1967-01-01 269814968.240817 1968-01-01 245169806.792272 1969-01-01 265810632.425297 1970-01-01 290531621.264851 1971-01-01 365386929.835119 1972-01-01 406062874.251497 1973-01-01 444281703.893568 1974-01-01 548621017.593913 1975-01-01 613220652.928919 1976-01-01 670317634.173056 1977-01-01 806290840.624654 1978-01-01 949034016.830627 1979-01-01 1058269065.981150 1980-01-01 1237655461.150100 1981-01-01 1237685691.946830 1982-01-01 1180104216.011370 1983-01-01 1223186840.313240 1984-01-01 1208008985.425220 1985-01-01 1131347798.266530 1986-01-01 1183654827.790020 1987-01-01 1183094127.767470 1988-01-01 1379924257.213130 1989-01-01 1590215582.533070 1990-01-01 1880771556.304740 1991-01-01 2203545856.668930 1992-01-01 1799517081.564120 1993-01-01 2070636935.586440 1994-01-01 1181802596.034980 1995-01-01 1397457932.306970 1996-01-01 2281034131.364930 1997-01-01 2663234933.897670 1998-01-01 1750584265.287540 1999-01-01 1775921718.105340 2000-01-01 1743506531.326520 2001-01-01 1716502862.295400 2002-01-01 3495748397.630250 2003-01-01 3208837077.250690 2004-01-01 3476094498.875170 2005-01-01 3655909664.142300 2006-01-01 3997852636.245470 2007-01-01 4432192843.589980 2008-01-01 5320925102.294960 2009-01-01 6190991712.120140 2010-01-01 6959697194.020960 2011-01-01 8003300198.301660 2012-01-01 6028470988.536240 2013-01-01 5518901971.400570 2014-01-01 6054750320.327800 2015-01-01 6373201160.032480 2016-01-01 5433038646.516770 2017-01-01 6303277590.800830