Year	constant 2021 US$
1960	6065079873.38305
1961	8008880061.8574
1962	8223759983.778
1963	8003289977.53561
1964	8719740044.35539
1965	8978090010.643011
1966	9212160058.49838
1967	10023640115.7379
1968	8904440049.748869
1969	8186020015.235991
1970	8359629996.627569
1971	8878590025.50691
1972	8507030002.0352
1973	9197539960.134771
1974	11959600036.1443
1975	13760310033.083
1976	12488219962.477701
1977	13634889965.7726
1978	16022480122.9239
1979	18002429964.065598
1980	18919839940.0711
1981	19727840113.639797
1982	21294089992.5232
1983	20879779928.4738
1984	24009360077.858
1985	25979259866.7145
1986	24976490080.3566
1987	24781159752.3689
1988	26119970095.7537
1989	28165650375.3662
1990	28398129905.2238
1991	27645649971.0083
1992	28316250013.4707
1993	26624430114.7461
1994	28404720073.699997
1995	24638259901.0468
1996	22242860057.8308
1997	22183730083.465603
1998	21745030033.111603
1999	19862289978.0273
2000	20807289770.1263
2001	23478839819.9081
2002	29993750011.4441
2003	34183779676.4374
2004	32980729782.1045
2005	39528929630.279495
2006	47949429561.615
2007	33851220016.4795
2008	37650409950.256294
2009	42175910104.7516
2010	47634880001.0681
2011	48171610048.2941
2012	48813660024.6429
2013	49129860214.7102
2014	47662409664.9289
2015	50545700260.1624
2016	50518070267.2005
2017	55481370318.4128
2018	54708819916.2483
2019	58081040376.6632
2020	71201929793.3578
2021	63212760002.1362
2022	61370740467.071495