Year	constant 2021 US$
1960	200000.00298023198
1961	11970000.2670288
1962	31569999.6948242
1963	36540000.9155273
1964	148009994.506836
1965	143080001.831055
1966	117819999.69482401
1967	126660003.662109
1968	102019996.64306599
1969	96430000.3051758
1970	107889999.38964799
1971	194529998.779297
1972	118139999.38964799
1973	136550003.05175802
1974	152630004.882813
1975	213830001.831055
1976	200729995.727539
1977	174729995.727539
1978	189889999.38964802
1979	232779998.779297
1980	217850006.10351598
1981	215880004.882813
1982	219320007.32421902
1983	238000000
1984	220949996.94824198
1985	275570007.324219
1986	304529998.779297
1987	255399993.89648402
1988	285140014.64843804
1989	490809997.558594
1990	427540008.544922
1991	413290008.544922
1992	421100006.10351604
1993	429260009.765625
1994	368329986.57226604
1995	364260009.765625
1996	373609985.35156304
1997	328130004.88281304
1998	297059997.558594
1999	317019989.013672
2000	408609985.35156304
2001	470450012.207031
2002	357070007.324219
2003	413519989.013672
2004	487160003.66210896
2005	425149993.89648396
2006	473670013.42773396
2007	447720001.220703
2008	548549987.792969
2009	611320007.324219
2010	738200012.207031
2011	703190002.441406
2012	528869995.117188
2013	670340026.855469
2014	610760009.765625
2015	500149993.89648396
2016	573070007.324219
2017	759820007.324219
2018	615510009.765625
2019	647039978.027344
2020	1112910034.17969
2021	849979980.46875
2022	873530029.296875