Year	current US$
1960	35659999.8474121
1961	21379999.1607666
1962	28559999.4659424
1963	42000000
1964	21360000.6103516
1965	17110000.6103516
1966	16780000.6866455
1967	12819999.6948242
1968	15510000.2288818
1969	28629999.1607666
1970	23030000.6866455
1971	40840000.1525879
1972	44340000.1525879
1973	70489997.8637695
1974	66699996.9482422
1975	54659999.8474121
1976	65089996.337890595
1977	91830001.8310547
1978	216029998.779297
1979	342149993.89648396
1980	294529998.779297
1981	260489990.234375
1982	281250000
1983	281790008.544922
1984	242690002.44140598
1985	311489990.234375
1986	372619995.11718804
1987	314320007.324219
1988	399690002.441406
1989	149320007.32421902
1990	154559997.55859402
1991	174570007.32421902
1992	114319999.69482401
1993	103529998.77929701
1994	177149993.89648402
1995	160449996.94824198
1996	49419998.1689453
1997	61040000.9155273
1998	72430000.3051758
1999	81050003.0517578
2000	105639999.38964799
2001	125669998.168945
2002	119029998.77929701
2003	125019996.64306599
2004	123449996.94824201
2005	144830001.831055
2006	145710006.71386698
2007	195889999.38964802
2008	534590026.855469
2009	355959991.455078
2010	354920013.42773396
2011	379950012.207031
2012	504529998.779297
2013	3936120117.1875
2014	1384459960.9375
2015	1168500000
2016	1536660034.17969
2017	1542339965.82031
2018	1711839965.82031
2019	2043739990.23438
2020	2870260009.76563
2021	1506560058.59375
2022	1003340026.85547