Year	constant 2015 US$
1972	334344684947.2183
1973	349608251106.6908
1974	443043392965.2253
1975	545289668934.41205
1976	631737901697.2794
1977	664667150121.0231
1978	622218375509.1267
1979	537080281919.5451
1980	573203925121.3032
1981	564929653246.3328
1982	567047252611.758
1983	641369464664.239
1984	615145006692.4835
1985	620529096730.3843
1986	588075563679.1875
1987	562503024784.971
1988	528634933914.44885
1989	557912149894.2028
1990	607217323051.1803
1991	662478931016.4954
1992	670369129794.1598
1993	643317122197.8292
1994	624410771633.2952
1995	645501773588.548
1996	691376228647.279
1997	705031906344.4441
1998	729163647711.2482
1999	742328932969.7682
2000	785661726849.9205
2001	842146829452.4618
2002	908842497012.2706
2003	963009809467.6218
2004	1018269494400.1764
2005	1050122760327.5214
2006	1112335715141.4702
2007	1212859368135.8755
2008	1286377401410.669
2009	1346799559985.9673
2010	1438660336471.1301
2011	1459259446034.0762
2012	1509549662230.2598
2013	1533606785890.8115
2014	1576738731449.3179
2015	1511167145132.407
2016	1595953849969.0393
2017	1634482309812.9695
2018	1641857518381.1309
2019	1643420651195.3906
2020	1608287368149.5693
2021	1705408287502.7185
2022	1764398379402.1455
2023	1798783668199.7842