Year	constant 2015 US$
1980	463461524.45113635
1981	470020379.08875036
1982	461114765.6147638
1983	450257927.84449995
1984	455714946.8874482
1985	457326035.0777958
1986	487023285.3381615
1987	541049629.5913873
1988	595081535.6348238
1989	668042478.7041667
1990	736878985.8595952
1991	823245515.5661501
1992	922632198.4148958
1993	975630501.3647202
1994	964669929.6633959
1995	978103445.6005777
1996	985102624.9713206
1997	1035323894.0563568
1998	1065345085.0168691
1999	1158284640.12942
2000	1290520846.5620131
2001	1338794134.3417416
2002	1417145456.4790187
2003	1536196536.960604
2004	1585785930.9162548
2005	1631854066.7429116
2006	1704132377.9471602
2007	1731681755.9403362
2008	1701500716.9005878
2009	1773615463.5095887
2010	1747927184.6872346
2011	1788084819.2914245
2012	1834006705.9728854
2013	1925588572.9686081
2014	1989841958.5602121
2015	2099243409.242045
2016	2083830375.614716
2017	2030794470.8778563
2018	2024145419.3331468
2019	2109013658.8838708
2020	1901177494.5165253
2021	2234527546.8696823
2022	2393057485.021488
2023	2531668922.296704