Year	current US$
1970	161531280725.81512
1971	190958328801.72604
1972	232021253626.7925
1973	296238053321.45905
1974	348034696573.2888
1975	435329872829.97046
1976	451250250801.7917
1977	513829705912.73926
1978	636155057518.0249
1979	773380396600.8243
1980	900115637595.941
1981	823754530487.6666
1982	793444051637.9209
1983	768821838043.612
1984	728380271636.6454
1985	749977600713.6677
1986	1017626260140.9458
1987	1263741792719.7683
1988	1382248821168.2004
1989	1388817402412.496
1990	1715763376613.1436
1991	1773419890798.2402
1992	1932567636965.2346
1993	1812158487584.2056
1994	1865501807855.1394
1995	2107796084465.6382
1996	2152000376130.4097
1997	2012509614435.9243
1998	2019098945719.3574
1999	2005776034273.1401
2000	1867057857914.985
2001	1914479552704.4326
2002	2150799273578.6545
2003	2661140082900.6743
2004	3075594857484.5312
2005	3267020252625.01
2006	3512600304501.5063
2007	4048440724623.691
2008	4548706866374.684
2009	4351787555275.0767
2010	4339987981802.815
2011	4667371597039.378
2012	4494685258557.742
2013	4703553578018.84
2014	4739958945900.135
2015	4029576046832.32
2016	4033966059210.9497
2017	4226862135001.5293
2018	4507536656541.866
2019	4492612528626.783
2020	4767912864586.415
2021	5263066043980.312
2022	5098154561122.078
2023	5491339761800.263