Year	constant 2015 US$
1982	2619514267.289189
1983	2776353079.965066
1984	2931210535.7921615
1985	3153290150.033783
1986	3419284288.310384
1987	3760099914.0086827
1988	4177640706.215537
1989	4418850233.748053
1990	4758179069.191666
1991	5149769136.811554
1992	5482209404.253122
1993	5839511385.445709
1994	6207100055.848194
1995	6426888132.464517
1996	6689977864.605654
1997	6818152068.612506
1998	6797748423.173103
1999	7118241963.71711
2000	6849491840.305624
2001	6953548456.372183
2002	7346052030.0332575
2003	7650114713.51909
2004	8205720821.298215
2005	8755496782.388504
2006	9370020305.240908
2007	10451475824.122974
2008	10953492936.462591
2009	11404078790.467125
2010	12005761248.774736
2011	13187332064.772367
2012	14123801377.864517
2013	15027816576.08089
2014	15899385086.431402
2015	16283863663.687733
2016	16325742396.108831
2017	16639671828.610956
2018	17288830808.320995
2019	17858851945.794697
2020	16567895376.077652
2021	17522246068.19029
2022	17088595636.718193
2023	18018998743.599846