Year	current US$
1960	160000.000149012
1961	1739999.97973442
1962	1580000.04291534
1963	829999.998211861
1964	359999.999403954
1965	119999.997317791
1966	1450000.04768372
1967	2740000.00953674
1968	620000.004768372
1969	4070000.1716613797
1970	4719999.8665601
1971	860000.014305115
1972	3390000.11794269
1973	970000.0025331969
1974	11230000.3338605
1975	12659999.7654557
1976	9509999.95321035
1977	25770000.4018843
1978	62430001.4674664
1979	65340001.59427519
1980	41869999.1703033
1981	68469999.4288385
1982	51320000.603795104
1983	70249999.4337559
1984	40299999.9672174
1985	42499999.5660037
1986	100229999.184608
1987	168130001.481622
1988	194330000.728369
1989	123160001.48281501
1990	151800000.63777
1991	134320000.96328598
1992	228979998.471215
1993	139339998.42405298
1994	153269997.76065302
1995	266550000.76443002
1996	248150001.1608
1997	265340000.204742
1998	271540002.290159
1999	236730000.786483
2000	256460000.030696
2001	266840002.80499497
2002	263160000.71912998
2003	275050000.026822
2004	338760000.366718
2005	421339998.00682104
2006	459800007.943064
2007	534599999.561906
2008	505789996.97789603
2009	525869992.841035
2010	529649997.502565
2011	809110000.953078
2012	627999999.821186
2013	495600003.151223
2014	495839999.26783097
2015	556289995.145053
2016	599150006.86422
2017	556680006.295443
2018	730299995.243549
2019	598049989.521503
2020	896620002.232492
2021	691750000.2924349
2022	507169994.8348105