Year	constant 2021 US$
1960	4448280022.42744
1961	4783419935.04763
1962	4470139991.283421
1963	4954209978.058929
1964	3620580006.4057097
1965	4479329921.90123
1966	4688880021.37095
1967	4402349997.557699
1968	3843119977.41461
1969	4402810061.53673
1970	4031539992.71989
1971	4202020066.8275404
1972	4288789968.5576606
1973	4093479958.0946603
1974	3941639986.09781
1975	5299520074.099299
1976	6078359940.15634
1977	7038200004.6446905
1978	5493480055.00436
1979	6602100086.61449
1980	5514939852.8188505
1981	5775960030.48122
1982	4935419912.088659
1983	6104490124.72481
1984	5759069988.25073
1985	6955279979.646211
1986	6892910088.61363
1987	5013130028.79918
1988	4436459995.99248
1989	4553960062.07913
1990	5075440121.9189205
1991	5234029932.901259
1992	5611680112.0583
1993	4752139894.18373
1994	4513630082.87549
1995	2707470016.5092897
1996	5809149960.63709
1997	2241660024.1363
1998	2750549996.16742
1999	1650580021.22492
2000	807660001.993179
2001	887980001.1813639
2002	873469982.624054
2003	791259993.40415
2004	717540002.882481
2005	631100002.706051
2006	727499998.211861
2007	496529993.057251
2008	717880002.02179
2009	574859994.411469
2010	705180001.25885
2011	459040011.405945
2012	406090003.490448
2013	317469996.09470403
2014	338699992.418289
2015	181660002.112389
2016	370479998.35014296
2017	288320001.60217303
2018	213589998.245239
2019	292229999.542236
2020	266959999.08447298
2021	270109997.272491
2022	387100002.288818