Year	constant 2015 US$
1980	330423825.7591515
1981	261655521.73801532
1982	296703625.2126788
1983	273952968.72870463
1984	233419509.1217519
1985	219238852.00625512
1986	202870875.1792732
1987	241470657.99913225
1988	283311248.29893446
1989	316846045.1751
1990	341780811.4964203
1991	371997785.2818802
1992	603152359.5840269
1993	622027067.6580135
1994	653173212.981929
1995	673352653.3170439
1996	680812510.1230388
1997	701788757.413653
1998	753154173.3165827
1999	806197788.4329299
2000	869248843.0481467
2001	931795923.0107032
2002	1003911307.0360224
2003	1045184213.8275472
2004	1043234154.481054
2005	1031039574.0254284
2006	1008707838.3450061
2007	1032644745.8920888
2008	1049687096.7448816
2009	1011912010.3291115
2010	1041467487.1345023
2011	1066803735.3388826
2012	1116193264.793192
2013	1181202389.8190525
2014	1222803772.8358855
2015	1265899492.5622652
2016	1277561061.0501113
2017	1271111249.1034815
2018	1299405900.1446152
2019	1355292972.4120276
2020	1184489368.7043047
2021	1384273673.4703345
2022	1495360921.8909552
2023	1568917010.3801882