Year	constant 2021 US$
1960	319999.99284744303
1961	36169998.1689453
1962	58279998.779296905
1963	56740001.6784668
1964	138460006.71386698
1965	147960006.71386698
1966	148330001.831055
1967	149550003.05175802
1968	154940002.44140598
1969	173399993.89648402
1970	161690002.44140598
1971	202320007.32421902
1972	178929992.67578098
1973	232220001.220703
1974	366829986.57226604
1975	263010009.765625
1976	229820007.32421902
1977	296130004.88281304
1978	378920013.42773396
1979	233589996.33789098
1980	88279998.7792969
1981	157350006.10351598
1982	176190002.44140598
1983	250970001.220703
1984	328579986.57226604
1985	517419982.910156
1986	364079986.57226604
1987	389970001.220703
1988	480299987.792969
1989	464589996.33789104
1990	491660003.66210896
1991	413179992.675781
1992	349209991.455078
1993	339660003.66210896
1994	310420013.42773396
1995	306230010.986328
1996	396089996.33789104
1997	336619995.11718804
1998	259880004.882813
1999	281079986.57226604
2000	215789993.28613302
2001	320359985.35156304
2002	364760009.765625
2003	343019989.013672
2004	417910003.66210896
2005	479049987.792969
2006	346519989.013672
2007	376940002.441406
2008	486809997.558594
2009	606010009.765625
2010	537489990.234375
2011	469820007.324219
2012	501329986.57226604
2013	477019989.013672
2014	397670013.42773396
2015	693369995.117188
2016	712940002.441406
2017	725080017.089844
2018	936690002.441406
2019	701679992.675781
2020	1100060058.59375
2021	730440002.441406
2022	726409973.144531
