Year	constant 2015 US$
1990	1053115461.5675031
1991	892825284.218333
1992	751750273.2431877
1993	643486832.5554514
1994	598471258.2422625
1995	529554761.94490796
1996	555891665.1119084
1997	522154966.2480491
1998	524764785.8517341
1999	537607009.9847736
2000	609397527.7488341
2001	574712208.4226328
2002	591671180.9250454
2003	645643174.8618335
2004	691813529.8646308
2005	764790827.827501
2006	861121884.3042517
2007	750006082.5689875
2008	734914387.5819235
2009	765200094.1322348
2010	763742082.9216201
2011	856389742.6557653
2012	846362718.1897838
2013	927909029.4080209
2014	1127656565.2622285
2015	1183623732.4345944
2016	1165513698.4501176
2017	1184621319.0523834
2018	1257931145.88785
2019	1290467817.1141982
2020	1228694184.2434194
2021	1303564338.8656843
2022	1268725544.6752079
2023	1258110199.8961713