Year	current US$
1960	13319999.6948242
1961	23370000.8392334
1962	32680000.305175804
1963	48099998.4741211
1964	37880001.0681152
1965	35369998.9318848
1966	30040000.915527303
1967	29959999.084472697
1968	42020000.4577637
1969	33270000.4577637
1970	29780000.6866455
1971	32020000.4577637
1972	47720001.220703095
1973	24090000.1525879
1974	54000000
1975	47400001.5258789
1976	54849998.4741211
1977	68169998.1689453
1978	114919998.168945
1979	123580001.831055
1980	137940002.44140598
1981	124970001.22070299
1982	109500000
1983	153070007.32421902
1984	130809997.558594
1985	159199996.94824198
1986	251279998.779297
1987	282070007.324219
1988	408559997.558594
1989	484279998.779297
1990	485040008.544922
1991	477809997.558594
1992	656890014.648438
1993	546619995.117188
1994	539099975.585938
1995	678820007.324219
1996	760099975.585938
1997	628289978.027344
1998	549390014.648438
1999	519809997.558594
2000	426079986.57226604
2001	675960021.972656
2002	600330017.089844
2003	762630004.882813
2004	706659973.144531
2005	542880004.882813
2006	807599975.585938
2007	424720001.220703
2008	564390014.648438
2009	579429992.675781
2010	560270019.53125
2011	545969970.703125
2012	661719970.703125
2013	702299987.792969
2014	674559997.558594
2015	791309997.558594
2016	696510009.765625
2017	949159973.144531
2018	728869995.117188
2019	708200012.207031
2020	338970001.220703
2021	506820007.324219
2022	334109985.35156304