Year	current US$
1960	59799999.237060495
1961	111330001.831055
1962	79790000.9155273
1963	94510002.1362305
1964	101379997.253418
1965	106610000.61035201
1966	98209999.0844727
1967	62209999.0844727
1968	92690002.44140631
1969	77629997.253418
1970	85559997.55859381
1971	132520004.272461
1972	101449996.94824201
1973	94160003.6621094
1974	114750000
1975	270109985.35156304
1976	251509994.506836
1977	605690002.441406
1978	428859985.35156304
1979	537380004.882813
1980	1160839965.82031
1981	1044099975.58594
1982	850539978.027344
1983	446779998.779297
1984	339769989.013672
1985	865859985.351563
1986	427779998.779297
1987	425790008.544922
1988	483260009.765625
1989	499119995.11718804
1990	1241089965.82031
1991	1532670043.94531
1992	953599975.585938
1993	780000000
1994	683520019.53125
1995	500559997.558594
1996	649590026.855469
1997	471559997.558594
1998	531210021.972656
1999	681940002.441406
2000	447380004.88281304
2001	493850006.10351604
2002	364390014.64843804
2003	584390014.648438
2004	780599975.585938
2005	732640014.648438
2006	1101530029.29688
2007	1220589965.82031
2008	1454699951.17188
2009	1055099975.58594
2010	985500000
2011	1440239990.23438
2012	1471130004.88281
2013	2008619995.11719
2014	2240149902.34375
2015	1518280029.29688
2016	2062300048.82813
2017	2427639892.57813
2018	818289978.027344
2019	751760009.765625
2020	1828569946.28906
2021	966190002.441406
2022	1414800048.82813