Year	current US$
1964	9699999.80926514
1965	10000000
1966	8699999.80926514
1967	12899999.6185303
1968	12600000.3814697
1969	11500000
1970	11699999.8092651
1971	10300000.1907349
1972	14880000.1144409
1973	21610000.6103516
1974	33299999.2370605
1975	27100000.3814697
1976	26809999.4659424
1977	28299999.237060502
1978	32720001.220703095
1979	35680000.3051758
1980	55849998.4741211
1981	53360000.6103516
1982	43709999.0844727
1983	43509998.3215332
1984	35290000.9155273
1985	26459999.084472697
1986	39990001.6784668
1987	64620002.746582
1988	52119998.9318848
1989	70089996.3378906
1990	85319999.6948242
1991	115949996.94824201
1992	120599998.47412099
1993	118940002.441406
1994	99319999.6948242
1995	111309997.558594
1996	100000000
1997	56319999.6948242
1998	64150001.525878906
1999	55470001.220703095
2000	82230003.3569336
2001	44020000.4577637
2002	53860000.6103516
2003	66000000
2004	83629997.253418
2005	79349998.4741211
2006	131429992.675781
2007	114760002.13623
2008	142009994.506836
2009	77419998.1689453
2010	63830001.8310547
2011	78540000.9155273
2012	65339996.337890595
2013	62330001.8310547
2014	58680000.3051758
2015	66690002.44140631
2016	65529998.779296905
2017	85589996.3378906
2018	90010002.1362305
2019	102220001.22070299
2020	145389999.38964802
2021	126980003.35693401
2022	134210006.713867