Year	constant 2021 US$
1960	192970001.220703
1961	173619995.117188
1962	154740005.493164
1963	164009994.506836
1964	92129997.253418
1965	71010002.1362305
1966	85019996.6430664
1967	98699996.9482422
1968	69440002.44140631
1969	89250000
1970	139869995.117188
1971	236509994.506836
1972	357839996.33789104
1973	691929992.675781
1974	1340050048.82813
1975	324549987.792969
1976	2779999.97138977
1977	1159999.9666214
1978	740000.009536743
1979	305140014.64843804
1980	670869995.117188
1981	290070007.324219
1982	95879997.253418
1983	104260002.13623
1984	60619998.9318848
1985	39540000.9155273
1986	34979999.5422363
1987	33259998.321533203
1988	38119998.9318848
1989	44900001.5258789
1990	70059997.55859381
1991	144779998.779297
1992	291329986.57226604
1993	433720001.220703
1994	409869995.11718804
1995	611830017.089844
1996	509920013.42773396
1997	467779998.779297
1998	450350006.10351604
1999	366549987.792969
2000	511269989.013672
2001	552489990.234375
2002	609570007.324219
2003	574940002.441406
2004	497880004.88281304
2005	541210021.972656
2006	559359985.351563
2007	641919982.910156
2008	604690002.441406
2009	640559997.558594
2010	700950012.207031
2011	663650024.414063
2012	783000000
2013	807700012.207031
2014	812419982.910156
2015	769179992.675781
2016	811700012.207031
2017	933710021.972656
2018	827750000
2019	1043290039.0625
2020	1436869995.11719
2021	1367050048.82813
2022	1685550048.82813