Year	current US$
1960	742550000
1961	1158000000
1962	1168180000
1963	1634000000
1964	1680020000
1965	1317030000
1966	1344040000
1967	1133360000
1968	1185450000
1969	998350000
1970	1453530000
1971	3033850171.39118
1972	5859512676.22443
1973	5386420050.04454
1974	3953036239.41445
1975	2954773897.21656
1976	2869797210.08846
1977	2057605232.79878
1978	2061600656.88824
1979	1424318814.34887
1980	1689956513.12232
1981	1670875057.36492
1982	6371260602.50795
1983	8962105359.6967
1984	7441356320.48083
1985	5767597036.62566
1986	7246113371.7329
1987	8743748826.50484
1988	13598468296.3693
1989	13780125792.9022
1990	16264538724.0756
1991	16534602936.4717
1992	11208411273.1173
1993	11102025120.4928
1994	11285105502.8351
1995	11896174380.3736
1996	14484697051.7261
1997	16845349197.9229
1998	14640497610.2245
1999	21212194212.2324
2000	18118130673.5147
2001	17955311177.4372
2002	20688544050.1784
2003	32188664489.1012
2004	35802505509.3118
2005	41941218108.6614
2006	53448145957.7347
2007	24768491838.8501
2008	30690858242.0435
2009	38950159653.1073
2010	38659316477.4333
2011	42783351486.9461
2012	44866044630.8335
2013	49744613432.5345
2014	50814059629.7978
2015	42752855070.596
2016	49797093722.7773
2017	62617315118.1818
2018	51077086920.3007
2019	55603575703.4779
2020	39151995864.9892
2021	53789557714.3513
2022	53385301329.6459
2023	56605094852.0138