Year	current US$
1960	8819999.69482422
1961	10340000.1525879
1962	8960000.03814697
1963	13789999.961853001
1964	11649999.6185303
1965	16469999.3133545
1966	3630000.1144409203
1967	3910000.08583069
1968	17860000.6103516
1969	17579999.9237061
1970	25239999.7711182
1971	27110000.6103516
1972	35209999.0844727
1973	29620000.8392334
1974	47939998.626709
1975	52569999.6948242
1976	103389999.38964799
1977	89900001.5258789
1978	65290000.9155273
1979	94370002.746582
1980	82010002.1362305
1981	96559997.55859381
1982	101260002.13623
1983	3819999.9332428
1984	5059999.94277954
1985	9500000
1986	13359999.6566772
1987	18639999.3896484
1988	21120000.8392334
1989	50689998.626709
1990	61029998.779296905
1991	43259998.3215332
1992	79830001.8310547
1993	78029998.7792969
1994	60020000.4577637
1995	76730003.3569336
1996	108470001.22070299
1997	75379997.253418
1998	57950000.762939505
1999	33819999.6948242
2000	34830001.8310547
2001	23750000
2002	12329999.923706101
2003	11140000.3433228
2004	24799999.237060502
2005	42880001.0681152
2006	63029998.779296905
2007	150309997.55859402
2008	100019996.64306599
2009	154520004.272461
2010	100809997.558594
2011	76330001.8310547
2012	40349998.4741211
2013	30819999.6948242
2014	13390000.3433228
2015	15979999.5422363
2016	16530000.6866455
2017	20129999.1607666
2018	14180000.3051758
2019	23469999.3133545
2020	27190000.5340576
2021	28780000.6866455
2022	54779998.779296905