Year	current US$
1960	33090214943.75416
1961	34977868084.02419
1962	37290528805.26379
1963	40204671362.36705
1964	43801439277.29215
1965	47294334233.74985
1966	51087667657.48283
1967	52466543011.94196
1968	55815747943.20697
1969	62314473363.14274
1970	70436667210.83653
1971	71791051605.5453
1972	80983186014.20398
1973	103240920672.42015
1974	131389895027.5853
1975	144581341758.61874
1976	157959271369.32718
1977	171680235862.62042
1978	190571667081.9166
1979	227962103835.56454
1980	290218140808.1469
1981	402288463246.04565
1982	371770082938.5417
1983	334284647100.2125
1984	299763709595.54816
1985	284674940036.13525
1986	265263726338.66574
1987	298330151730.2246
1988	312818799587.88245
1989	316929212105.4542
1990	373310030639.63025
1991	401440135786.802
1992	362732355954.0303
1993	368788820474.05975
1994	377141069076.59973
1995	479946737825.9681
1996	535109490236.32227
1997	564078278693.6354
1998	565282335758.6343
1999	403403922297.9538
2000	427688179170.8963
2001	409106816914.19604
2002	445363669974.5063
2003	561066946684.4647
2004	696791130087.664
2005	826950419336.0997
2006	975498431473.4794
2007	1129464143218.9053
2008	1280460471257.329
2009	1223187004131.9346
2010	1447125748526.3345
2011	1626613553670.3945
2012	1689385832315.5532
2013	1796174725333.687
2014	1872887522796.946
2015	1667230590352.5266
2016	1520442531814.6355
2017	1624180269855.795
2018	1779124613364.5762
2019	1828592235182.8674
2020	1714838253754.9446
2021	1931278037791.8655
2022	2059044970799.4006
2023	2030607752381.9207