Year	constant 2015 US$
1980	416413937.7556737
1981	432508018.55044496
1982	460117691.68038213
1983	482300101.2497789
1984	502123895.51363015
1985	513574197.4245675
1986	523163723.26628035
1987	531733086.78147024
1988	546023520.6006145
1989	528656277.19584435
1990	555572239.9547869
1991	525595790.299083
1992	570433964.7927144
1993	587580852.9881105
1994	556576079.5372404
1995	576669196.6630224
1996	569220542.8557428
1997	592162034.8684483
1998	599757510.5925666
1999	611297586.6712035
2000	677611647.1343197
2001	693419837.6824616
2002	709540360.8638725
2003	724469824.5196974
2004	738376758.7997888
2005	759327465.4038079
2006	779426132.0047663
2007	775140645.3731529
2008	814581804.6860901
2009	856768349.4042561
2010	872094634.6242508
2011	910978384.5558558
2012	947053904.0706062
2013	973412391.3679202
2014	996117625.8955002
2015	1003651770.3270612
2016	1037726423.1855812
2017	1083149551.2823007
2018	1106525685.7539136
2019	1148030635.953776
2020	1193152846.9678297
2021	1204624290.6264336
2022	1208904013.8637824
2023	1234362291.2718632