Year	current US$
1980	397641130.47284675
1981	339326977.1166314
1982	340926514.90110266
1983	335187520.96290207
1984	320251226.1250181
1985	341966226.6929402
1986	517764377.35811746
1987	634082204.813403
1988	618140509.545904
1989	455267058.61655337
1990	598920721.2502264
1991	619274170.9845895
1992	658757101.0558048
1993	550333136.356976
1994	359256321.2037385
1995	497046540.22088414
1996	553418664.6322842
1997	519417897.43252116
1998	555711556.9319204
1999	598212397.4957038
2000	540727815.4241289
2001	691309815.8816838
2002	796743956.2746005
2003	833985103.0826958
2004	1013911989.7576436
2005	1260703097.6576467
2006	1318867754.4291592
2007	1525067315.253373
2008	1631327040.842133
2009	1537180960.321446
2010	1588191443.295274
2011	1778419804.6659133
2012	1599109304.9558814
2013	1757101401.8427355
2014	1954008459.985799
2015	1900813200.7563899
2016	1956167762.6021147
2017	2009254176.4131737
2018	2040337072.416798
2019	2475235945.087108
2020	2481846305.488265
2021	2755476060.905017
2022	2521759577.411366
2023	2831692479.768769