Year	current US$
1970	13592015092.613766
1971	16109028036.478872
1972	19783933181.473045
1973	26751096751.769463
1974	31105723492.09546
1975	37161762677.72053
1976	39655320451.2722
1977	42978037445.392136
1978	59414536353.46756
1979	67543330125.69916
1980	71886528018.14168
1981	65608934426.22951
1982	67324150125.59721
1983	68081734552.903625
1984	63720726475.72031
1985	63895300964.551704
1986	90856435599.53305
1987	113741203057.93991
1988	120462073395.74933
1989	113947071948.1631
1990	143506497984.45148
1991	149020440725.24408
1992	158505354857.06158
1993	154143394017.32538
1994	168319672442.78717
1995	198790746723.04437
1996	194515043689.3204
1997	170271856266.7953
1998	174424763415.64355
1999	172238618692.5842
2000	158224266935.10184
2001	162708861104.52713
2002	176007141023.99588
2003	207015517190.16855
2004	229639625251.3068
2005	234722030195.95245
2006	240095065401.18042
2007	260156396201.26627
2008	298023411504.01624
2009	299441418068.19226
2010	319251649813.2701
2011	378622030617.9708
2012	363280749556.9375
2013	374232255167.13367
2014	381461778640.32117
2015	366967377403.6503
2016	363577395094.23663
2017	371036479100.9029
2018	380725918224.73724
2019	378027193278.15656
2020	385020963421.237
2021	403715933850.98706
2022	412386991435.67065
2023	456705491435.63086