Year current US$ 1976 177853895.21304646 1977 170155798.99824253 1978 200422421.28168863 1979 252035304.43977177 1980 133792091.84997134 1981 184350418.66293472 1982 180074303.97050375 1983 201162002.7074113 1984 208498218.47121367 1985 246640831.05041465 1986 437924142.21850467 1987 545349410.7372395 1988 584934690.7284232 1989 548467744.9812707 1990 646351562.3200022 1991 737844706.3525711 1992 875999781.0220104 1993 843422552.9485594 1994 867697419.5460482 1995 989988425.9558825 1996 1120452325.033108 1997 1082650609.115394 1998 1096347427.2329233 1999 1084410259.936866 2000 1268649712.120867 2001 1304358171.4302506 2002 1297083812.8295841 2003 1565913067.3199177 2004 1573485381.0480034 2005 1220972905.252003 2006 1344326666.1446123 2007 1722954355.7609496 2008 1526139501.4444604 2009 1171158768.2025545 2010 1299554319.7203777 2011 1514773069.6946104 2012 1446157753.4914176 2013 1522668801.816519 2014 1663138821.179822 2015 1589710383.4645019 2016 1753902571.7911458 2017 1856449713.4223752 2018 1912425149.700599 2019 1714743987.7472537 2020 1117494977.3086507 2021 1110017557.2698846 2022 1791852141.4736853 2023 2617213668.3881106