Year	current US$
1960	8489999.77111816
1961	11430000.3051758
1962	5019999.98092651
1963	5510000.228881841
1964	12430000.076070381
1965	15049999.769777095
1966	10169999.884441514
1967	9140000.341460105
1968	7509999.811649326
1969	9210000.229999427
1970	5080000.074580316
1971	899999.9742954967
1972	7179999.973624943
1973	8480000.277981164
1974	11940000.250935558
1975	8469999.928027391
1976	8989999.916404482
1977	23540000.412613112
1978	40569999.34464692
1979	42350000.08717178
1980	40360000.25458631
1981	26340000.040829178
1982	20819999.873638157
1983	25129999.99523162
1984	23739999.990910284
1985	20239999.879151586
1986	27160000.130534172
1987	34429999.90470707
1988	27610000.366345044
1989	19630001.08860434
1990	44600000.10952353
1991	39169999.99061227
1992	35120000.01594426
1993	38379999.6357411
1994	37250000.30361117
1995	45280000.073835246
1996	29299999.855458718
1997	20550000.1758337
1998	24840000.40031965
1999	23739999.73200261
2000	8659999.830648296
2001	23020000.737160437
2002	10809999.931603672
2003	21799999.825656414
2004	16940000.470727686
2005	22939999.83556568
2006	22720000.064000487
2007	24039999.777451143
2008	31490000.655874614
2009	33659999.84741208
2010	52239999.46564436
2011	94379999.21105808
2012	70770000.67383055
2013	79680002.309382
2014	72119997.52931297
2015	72499998.21186075
2016	89570000.1846999
2017	116930002.62789422
2018	80299999.67105679
2019	52730001.30429861
2020	91760000.61258675
2021	99149999.11002812
2022	87729997.74664636