Year	current US$
1970	100550000.0119
1971	98793192.8352
1972	108896316.6791
1973	129062211.4517
1974	161270004.3112
1975	320526611.0905
1976	445313525.0565
1977	556300360.3831
1978	750618330.8402
1979	697808337.221
1980	1042322566.4521
1981	1046308862.6838999
1982	1297076653.4116998
1983	629693888.6924001
1984	721647596.0709
1985	752277545.0351001
1986	698051644.6252999
1987	716891481.3387998
1988	781050283.7694999
1989	964537910.1679
1990	1073742862.5578578
1991	1180838642.8978627
1992	1338991886.6045313
1993	1430904788.959188
1994	1457134461.699764
1995	1150296896.8880193
1996	1371643258.0411968
1997	1339272274.3940022
1998	1513878410.1618736
1999	1586237735.4121075
2000	2092839318.071125
2001	2091364936.1681585
2002	1994880680.655302
2003	1918024465.0296214
2004	2082421848.1977584
2005	2282716941.0818186
2006	2770848194.493238
2007	3536887637.9045405
2008	4316514875.638821
2009	4216811477.633174
2010	5787316614.833094
2011	6753421907.0756
2012	7071111390.083828
2013	8267273332.384964
2014	8084826133.251865
2015	8007827363.573346
2016	8535383979.479932
2017	10682413103.557478
2018	11132662291.468264
2019	11255989912.478935
2020	9622135510.613634
2021	10786537523.072962
2022	11185511388.942245