Year	current US$
1960	43779998.779296905
1961	29340000.1525879
1962	37889999.3896484
1963	36330001.8310547
1964	31850000.3814697
1965	49090000.1525879
1966	44299999.237060495
1967	60209999.0844727
1968	65069999.694824204
1969	68250000
1970	73989997.8637695
1971	62700000.762939505
1972	53650001.5258789
1973	60790000.9155273
1974	70860000.6103516
1975	84510002.1362305
1976	167789993.28613302
1977	131029998.779297
1978	255779998.779297
1979	388380004.88281304
1980	415980010.986328
1981	404609985.35156304
1982	383570007.324219
1983	418440002.441406
1984	451209991.455078
1985	446929992.675781
1986	451880004.88281304
1987	459200012.207031
1988	528229980.46875
1989	683640014.648438
1990	793989990.234375
1991	713770019.53125
1992	738650024.414063
1993	581900024.414063
1994	577780029.296875
1995	836380004.882813
1996	831440002.441406
1997	624869995.117188
1998	699840026.855469
1999	1015940002.44141
2000	700669982.910156
2001	284350006.10351604
2002	297799987.792969
2003	-938590026.855469
2004	51860000.6103516
2005	-164580001.831055
2006	-214169998.168945
2007	-303850006.10351604
2008	-612140014.648438
2009	-28149999.6185303
2010	-20360000.6103516
2011	-134119995.117188
2012	-131369995.117188
2013	28790000.915527303
2014	354510009.765625
2015	58669998.1689453
2016	227779998.779297
2017	250220001.220703
2018	-419290008.544922
2019	-351649993.89648396
2020	198039993.28613302
2021	132389999.389648
2022	554000000