Year	constant 2021 US$
1960	3680929981.12738
1961	7451119995.63873
1962	7236889964.93816
1963	6508029958.48656
1964	5330809996.09828
1965	6327069986.22417
1966	7307190135.47897
1967	7751079947.2332
1968	8344100043.29681
1969	7412079974.6513405
1970	8552359955.31082
1971	8758880062.10327
1972	7735979951.47854
1973	6858170063.0188
1974	6766850025.177
1975	6999439949.706201
1976	6992539894.46163
1977	5551510001.89781
1978	6334620048.88058
1979	8086890122.89047
1980	9373489836.69281
1981	11646929840.0879
1982	11411329999.9237
1983	10590679941.443699
1984	11171690113.5445
1985	11640789946.5561
1986	10800930044.1742
1987	12048560082.4356
1988	11884320192.337
1989	13029269751.090601
1990	14228410125.2742
1991	15922739966.0535
1992	13012570082.912199
1993	15062739940.891
1994	14914240042.6865
1995	15186130009.651201
1996	13767149971.3957
1997	13217970136.6425
1998	15029040023.8037
1999	17857269867.4202
2000	16386140139.1029
2001	17546269897.4609
2002	18949389986.0382
2003	18004599844.9326
2004	19549279718.399002
2005	42856919939.518
2006	26516469777.584103
2007	24425120429.992702
2008	27329869983.6731
2009	21290549919.1284
2010	18823859842.3004
2011	21319370002.7466
2012	18721719921.5889
2013	17425619930.7442
2014	17287899857.3422
2015	18005659867.674103
2016	22542380176.067398
2017	19982840011.7159
2018	18498489929.676098
2019	14779130008.2207
2020	21629359934.806797
2021	19228290085.792503
2022	19956090093.6127