Year	constant 2015 US$
1967	288779321.11099553
1968	399789535.8951232
1969	427463931.19208956
1970	401439158.49222994
1971	395822369.53360707
1972	380071906.3406664
1973	362448060.0979627
1974	342868425.8046562
1975	297598375.02285534
1976	302861984.0805263
1977	271751259.265806
1978	207397385.7859241
1979	200320041.24245346
1980	156190054.9381047
1981	148285953.70920557
1982	122170768.1794192
1983	109302587.45181568
1984	132422695.06093444
1985	135784758.83085853
1986	165972303.28903165
1987	146084038.70307034
1988	97073672.3817296
1989	139217852.10172814
1990	113163501.57036023
1991	170470825.367752
1992	160289927.80027133
1993	138862704.21500018
1994	105785040.73286326
1995	67590169.61766058
1996	119225181.93511413
1997	88301866.30804901
1998	75322766.66078347
1999	74359479.65893117
2000	90238733.39125812
2001	100840289.54229371
2002	137872011.09962046
2003	227899515.34399107
2004	254066038.98996672
2005	276006401.0050161
2006	297326020.8634423
2007	300648854.25932336
2008	244958873.79889932
2009	271938108.691644
2010	324940521.89002514
2011	320253697.5904757
2012	807631012.1301918
2013	1133497437.5676725
2014	1818838929.5874324
2015	816852285.2639874
2016	994258278.1780325
2017	1225672122.400098
2018	798316722.3944935
2019	785368596.7073321
2020	708109247.1281111
2021	721437837.8705782
2022	1092455677.4751513
2023	1270848006.3114114