Year	current US$
1965	6269999.99023974
1966	6829999.98517334
1967	10799999.948591
1968	15779999.8689443
1969	20019999.863579903
1970	26319999.849423803
1971	27280000.4277378
1972	33410000.599920798
1973	38160000.7154047
1974	47679998.768493496
1975	51830000.376328796
1976	45029998.6451864
1977	47829999.2848188
1978	69339997.952804
1979	78449998.9002943
1980	86529998.91527
1981	81859999.1705269
1982	96630002.1652132
1983	89539998.8275021
1984	137800001.64546102
1985	152390003.146604
1986	139679998.120293
1987	144650002.520531
1988	184960003.783926
1989	200979999.806732
1990	203449997.2146
1991	203570006.078109
1992	208819996.699691
1993	216610001.027584
1994	251770003.76768398
1995	252919998.820871
1996	177900004.403666
1997	170220003.623515
1998	143399996.763095
1999	188810000.149533
2000	152989997.318015
2001	124070000.104606
2002	135830002.788454
2003	210019999.24704403
2004	229140001.15729898
2005	302039997.471496
2006	595139981.318265
2007	739159995.160997
2008	701420003.5855169
2009	505520015.82831097
2010	568240013.448521
2011	725439996.758476
2012	879560023.419559
2013	740510014.547035
2014	643500000.761822
2015	520739991.839975
2016	401330009.27791
2017	372439999.21158004
2018	411850001.97775704
2019	329220004.87148803
2020	339139994.34560496
2021	618429980.749264
2022	401419996.1591514