Year	current US$
1970	101517351227.8398
1971	121119606708.63553
1972	148571503529.0992
1973	194676397905.99338
1974	228217168593.6537
1975	282325055872.0586
1976	293617884869.4144
1977	338026391233.3221
1978	421357757388.13824
1979	509653627126.647
1980	581066907537.4144
1981	522944074627.7337
1982	507100875493.9891
1983	496575427018.69934
1984	471564545013.2853
1985	486152610513.06616
1986	675826671076.9856
1987	845868595954.028
1988	915859255427.7526
1989	910743684470.3385
1990	1150839309479.4185
1991	1203792872659.29
1992	1353475309630.612
1993	1262970271910.1897
1994	1316141638647.8345
1995	1508129703944.0151
1996	1531713525292.8503
1997	1382697441468.489
1998	1400159585343.003
1999	1395407814726.7275
2000	1264103394238.571
2001	1289000307536.0425
2002	1433109649303.9458
2003	1789075720654.5735
2004	2037675082605.1138
2005	2121862078556.7598
2006	2235661570855.442
2007	2538150189600.1606
2008	2863628903976.972
2009	2833855400183.934
2010	2736583068481.802
2011	2899894522126.3677
2012	2690073691290.609
2013	2819214597583.692
2014	2867908879772.9097
2015	2439317467587.6846
2016	2492574604618.191
2017	2612818527965.1846
2018	2811875766538.4966
2019	2763618082795.663
2020	2946835050134.7944
2021	3237506301256.985
2022	3054868843293.544
2023	3284816326202.9595