Year	current US$
1960	6419999.847188593
1961	14810000.45686963
1962	7779999.829828736
1963	9499999.826773997
1964	9689999.980852004
1965	17079999.662935704
1966	9670000.109821554
1967	6940000.085160133
1968	10060000.11600554
1969	7169999.921694393
1970	5150000.000372526
1971	8690000.059083113
1972	7739999.955520028
1973	7499999.867752199
1974	4489999.9797344245
1975	9790000.041946765
1976	7489999.888464799
1977	16679999.94568526
1978	16399999.899789691
1979	31539999.48874116
1980	64549999.9374151
1981	44890000.38057566
1982	62259999.50990076
1983	48809999.43055215
1984	28259999.89919365
1985	38520000.06847083
1986	57109999.85225502
1987	48509999.1280585
1988	69460000.45910482
1989	85999999.67217442
1990	48169999.78385861
1991	84000001.02445483
1992	89760002.69316143
1993	130339997.62870374
1994	89760000.38348135
1995	100839999.96818599
1996	87630000.1498312
1997	62599999.5674938
1998	69299999.88526103
1999	67119997.99869952
2000	129120000.47229232
2001	206810003.34210694
2002	247910003.74965364
2003	235020001.25683844
2004	227340001.53467068
2005	214919999.59945673
2006	238909998.06299797
2007	452930000.1077355
2008	219209995.7913159
2009	305359995.6892433
2010	271239997.70358205
2011	244700002.2679568
2012	262640003.14287835
2013	283589997.20774615
2014	602070014.5140285
2015	611030001.7669798
2016	488189996.06929713
2017	334249999.0276998
2018	329290002.5304406
2019	326339996.00820225
2020	339299999.07128483
2021	272309994.70874673
2022	207210000.1797079