Year	current US$
1975	12898187685.594442
1976	16399303066.932224
1977	18714994478.899837
1978	20675311817.207127
1979	24125781538.200504
1980	27065577174.629177
1981	30586872054.228302
1982	31725081383.366306
1983	33513605853.163174
1984	33511502882.468594
1985	39058014771.04529
1986	39311168680.362686
1987	47386948465.64261
1988	53851220447.94944
1989	59636012508.76095
1990	68091088742.05555
1991	58774830818.15931
1992	66999158352.592735
1993	67262992562.90944
1994	84931116049.30077
1995	97158631611.04881
1996	106270489138.32907
1997	114573318700.32516
1998	109085768847.27176
1999	117630398341.6901
2000	122340337467.93176
2001	127476019867.81967
2002	144757004916.7415
2003	185172222725.3327
2004	236378720944.0885
2005	282359809139.34216
2006	341883498792.11017
2007	450331056532.4523
2008	434648434381.34814
2009	477946089719.42755
2010	608346876672.9379
2011	640470796872.0623
2012	644448633313.327
2013	636941953676.3467
2014	682414592567.4276
2015	682696969981.4573
2016	728056777395.1923
2017	840696399874.5554
2018	849003505103.9331
2019	842237457961.5563
2020	767138929737.9457
2021	945941258870.3629
2022	1002351779970.1917
2023	1084959720226.3304