Year	current US$
1967	171670367770.21246
1968	180345810344.15915
1969	194297601323.2798
1970	211435290184.5387
1971	235292886088.88336
1972	292781957043.04987
1973	381745035852.2806
1974	443809591494.37366
1975	501155378947.4127
1976	553927433798.2877
1977	655946257850.0579
1978	824002179649.1117
1979	899613262364.1661
1980	977664319661.1583
1981	1083966000210.2883
1982	1081591581747.3922
1983	1147316347022.781
1984	1206581336839.7476
1985	1264272948493.1755
1986	1633216414092.1697
1987	1900028267397.901
1988	2262887199116.5654
1989	2373227682005.769
1990	2482273058796.257
1991	2782108494222.661
1992	3065611796769.429
1993	3456844558654.753
1994	3915682431686.5444
1995	4450725614718.038
1996	4288684318339.1484
1997	4091848539361.291
1998	3648428255372.8477
1999	4162640560262.2837
2000	4472464867275.381
2001	4187364094066.0977
2002	4269756254760.576
2003	4634009933321.824
2004	5107526466815.894
2005	5394407157767.954
2006	5611778464522.346
2007	6115793834209.606
2008	6971766396340.2
2009	7172858822362.209
2010	8165582873629.245
2011	9415275036204.645
2012	10062406952394.695
2013	10036833122890.154
2014	10281964160462.213
2015	10162934520389.576
2016	10615765073602.338
2017	11223356298028.863
2018	12155840373143.965
2019	12517438350749.434
2020	12277890354936.338
2021	13754041631706.127
2022	13429325935732.93