Year	constant 2015 US$
1960	116143646.89609957
1961	131910064.4582164
1962	143300084.5951359
1963	154984379.5772979
1964	143874011.40274632
1965	170063953.93143424
1966	167002145.68345577
1967	174282441.44916427
1968	169593685.2436385
1969	180928934.43287295
1970	188860857.34005234
1971	198059174.45836192
1972	189167072.77361178
1973	177862021.14938754
1974	242587692.28738642
1975	285595862.166456
1976	252715904.08865032
1977	226368743.86293733
1978	221262413.28157264
1979	219740075.22989714
1980	218112608.1167188
1981	259362050.9671378
1982	221447319.29946017
1983	179460242.48801413
1984	174255791.44836652
1985	188763861.7182365
1986	200681690.3192021
1987	195032668.80649927
1988	173583830.4832117
1989	154606820.07405466
1990	142327578.0466713
1991	146234608.97625393
1992	153490525.78242218
1993	159630146.8489295
1994	169118651.61337775
1995	190328250.86107525
1996	195909724.2778172
1997	204840082.7128908
1998	183072335.81542793
1999	195351577.94844255
2000	172467535.3113187
2001	172467535.3113187
2002	176374566.65902504
2003	172467535.3113187
2004	172467535.3113187
2005	193118988.2296416
2006	203165641.08398545
2007	214721941.56059125
2008	196592976.74920937
2009	204414091.21141514
2010	203665869.79409665
2011	217204276.14510676
2012	219845057.61799556
2013	237872792.4729167
2014	251697283.48348975
2015	254184019.37046006
2016	212904203.64675277
2017	216125957.04367715
2018	220980593.6513378
2019	253374179.7187742
2020	231658153.40671834
2021	239976615.04631817
2022	247687696.94715354