Year	current US$
1965	24150150.938443366
1966	31106444.415277597
1967	28743929.64956031
1968	27560466.964743163
1969	30320987.65432099
1970	31901234.567901235
1971	33185185.185185187
1972	40395045.76985846
1973	38907470.429347344
1974	50019018.6382655
1975	63141879.04146063
1976	57630470.58286038
1977	58880000
1978	64550221.53570993
1979	70666666.66666667
1980	78000000
1981	87416666.66666667
1982	96085969.64843129
1983	105831611.75745714
1984	119001592.36712253
1985	141214183.28037566
1986	166420106.04536766
1987	173182624.31873012
1988	209249603.26456586
1989	191802547.8660298
1990	208920754.8774104
1991	250047513.4621476
1992	285567928.73051226
1993	304541666.6666667
1994	364510204.0816327
1995	392670682.7309237
1996	408101725.7039056
1997	435139400.31562334
1998	435625504.4390637
1999	446460632.8182487
2000	485739105.2555379
2001	522571428.5714286
2002	496984064.26972204
2003	499332525.6765412
2004	564745963.9222829
2005	619136779.1841263
2006	661461437.1024007
2007	740159602.766448
2008	879548667.0265764
2009	851304330.8597332
2010	951540195.3418483
2011	1164324709.0333183
2012	1255572747.5289626
2013	1274418602.4037342
2014	1275741570.8901072
2015	1304778050.651409
2016	1198784975.543115
2017	1406765909.7868338
2018	1624608555.381017
2019	1702964554.3242028
2020	1496107571.5263793
2021	1759851848.8116183
2022	1989989257.9966795
2023	1870164520.4588966