Year	current US$
1980	160150611.216211
1981	224977025.602887
1982	307560821.180381
1983	330534101.506701
1984	362044143.817444
1985	672214631.945864
1986	438619678.0689
1987	454416795.962525
1988	397954781.850403
1989	416885034.212624
1990	406737523.466772
1991	467751092.894086
1992	482970115.591941
1993	512213736.592134
1994	563121561.993942
1995	587792917.084199
1996	591476982.36433
1997	590263259.668109
1998	624651434.644527
1999	671641302.228294
2000	834090883.078326
2001	862222590.190751
2002	855015329.572925
2003	928858168.634135
2004	993411228.27631
2005	1022530585.66173
2006	1132691443.21633
2007	1269254672.51409
2008	1280566963.49816
2009	1302343212.55018
2010	1457055557.31367
2011	1658158464.90947
2012	1585433127.88018
2013	1659091925.96095
2014	1750331845.91854
2015	2172146625.78125
2016	2254290194.48704
2017	2569649713.73795
2018	3047943492.84213
2019	3304199126.80138
2020	3243853793.38837
2021	4036758221.0777