Year	current US$
1970	73127885428.67014
1971	82000538850.89465
1972	97682789050.70709
1973	119684474923.25407
1974	166329807481.14505
1975	164498898735.46878
1976	198061399430.39304
1977	231523756019.89975
1978	265731577706.16876
1979	316037539209.46234
1980	364948322772.67395
1981	396992101489.59485
1982	370794168316.1974
1983	403329890272.1193
1984	492915207555.13837
1985	510134295762.5193
1986	552003822909.1821
1987	616739647073.5991
1988	683304746780.6681
1989	733348318387.2825
1990	778696017412.5269
1991	776304251189.027
1992	825985660356.4865
1993	889010250870.5671
1994	997288448619.8748
1995	1102921106359.9521
1996	1173726503989.544
1997	1293609155865.4265
1998	1357680737061.18
1999	1512804398017.4712
2000	1765303207574.9824
2001	1672753844908.3682
2002	1709816292578.506
2003	1853428109670.5588
2004	2149095064843.426
2005	2428788760128.947
2006	2688826569496.256
2007	2867606776043.6
2008	3084553313668.211
2009	2415062947596.9917
2010	2893169365676.9854
2011	3267620830938.1113
2012	3360312679951.5835
2013	3357017883265.3525
2014	3478505732378.268
2015	3330609232556.2227
2016	3257841961626.09
2017	3488215398425.45
2018	3724397899767.3057
2019	3708577240631.384
2020	3302594928557.224
2021	4036478878458.385
2022	4696844967183.076