Year	current US$
1960	-178687092.0744017
1961	-225727128.39978832
1962	-238466951.08486158
1963	120213280.97947876
1964	103880087.02412763
1965	231606810.35665518
1966	234220114.85616845
1967	104860023.12803392
1968	130666694.9778193
1969	97673411.2543365
1970	75133410.86233594
1971	422965179.89948434
1972	525614635.7795341
1973	825921877.1103371
1974	1126682431.3573325
1975	978514323.7841438
1976	1235454118.0173712
1977	1628825535.3000855
1978	2633371847.3153768
1979	3504776137.5444264
1980	4198205140.1016955
1981	3833992513.427006
1982	3759112517.2990227
1983	4658265460.4200325
1984	7045263312.400102
1985	6493651939.838311
1986	5796584931.987625
1987	919179659.9352764
1988	1121131456.8637416
1989	1313476385.850485
1990	1591570774.989602
1991	1873363398.3124819
1992	2208740723.2889624
1993	2364326102.9604583
1994	2819692120.1036425
1995	3013955342.9027114
1996	3247078464.106845
1997	3128327063.6666903
1998	1354463921.7284958
1999	1699736842.1052632
2000	1533157894.7368422
2001	1487631578.9473684
2002	1738157894.7368422
2003	1712368421.0526316
2004	1683157894.7368422
2005	1682557487.3808188
2006	1542728172.604539
2007	1736401509.322431
2008	2257607020.4953303
2009	1975881422.1466117
2010	2381804651.659518
2011	2846729235.2327757
2012	3297719730.0829673
2013	3415839683.0882773
2014	3650324181.297092
2015	3763672406.1027875
2016	3984532425.5217385
2017	4483261135.311471
2018	4325263374.414207
2019	4116626070.9190407
2020	3748083136.789928
2021	4108565767.100822
2022	4274412171.759023
2023	4481574914.303803