Year	current US$
1970	117221553447.77287
1971	139454072000.52634
1972	170696927118.27
1973	222492295301.2775
1974	260529808520.7233
1975	323026770052.2163
1976	338048172544.64954
1977	389009441007.4133
1978	481729948150.2084
1979	581958254063.6364
1980	663319624473.6393
1981	598469619986.8191
1982	577325600235.4979
1983	562353138204.3204
1984	535165897178.11273
1985	551974415944.4486
1986	763406081476.9315
1987	953812118334.4337
1988	1031813753527.2535
1989	1028613945826.27
1990	1296721429890.4065
1991	1352103415988.437
1992	1514476942121.4304
1993	1404977110639.6685
1994	1465121374824.5486
1995	1677887796509.514
1996	1711187428585.2947
1997	1548830629968.28
1998	1573099856479.7017
1999	1570841780690.185
2000	1429877488200.6067
2001	1458329085315.3357
2002	1624535345738.9883
2003	2025959462014.9402
2004	2307225841093.707
2005	2414749880586.6597
2006	2554473011294.7554
2007	2912346326683.8516
2008	3302054240904.671
2009	3228038222566.8994
2010	3145548067357.2007
2011	3339674651221.077
2012	3108280560386.374
2013	3262435216194.916
2014	3316737082244.9126
2015	2825455880084.049
2016	2890290696025.075
2017	3039761167490.802
2018	3278547782537.8594
2019	3230091086358.882
2020	3441160340256.126
2021	3792225242169.0493
2022	3575911088138.6943
2023	3867660546676.581