Year	current US$
1960	85099998.4741211
1961	85459991.4550781
1962	54849998.4741211
1963	99790000.9155273
1964	64339996.337890595
1965	64200004.577636704
1966	48889999.3896484
1967	105849998.47412099
1968	119510002.13623
1969	99619995.1171875
1970	64540000.9155273
1971	138099990.84472698
1972	50150001.5258789
1973	105940002.441406
1974	-719999.730587006
1975	55579998.0163574
1976	76269996.6430664
1977	38979999.5422363
1978	21850000.3814697
1979	22869998.931884803
1980	82450004.5776367
1981	133270004.272461
1982	287110015.86914104
1983	414630004.88281304
1984	616739990.234375
1985	770580017.089844
1986	1479280029.29688
1987	1867849975.58594
1988	2390270019.53125
1989	2158689941.40625
1990	2070239990.23438
1991	2232179931.64063
1992	2400189941.40625
1993	1899250000
1994	1780669921.875
1995	789739990.234375
1996	740869995.117188
1997	438410003.66210896
1998	665890014.648438
1999	435450012.207031
2000	562510009.765625
2001	461859985.35156304
2002	1014840026.85547
2003	1070359985.35156
2004	712539978.027344
2005	2274810058.59375
2006	1980139892.57813
2007	1274459960.9375
2008	1808579956.05469
2009	863700012.207031
2010	741650024.414063
2011	1700530029.29688
2012	624350036.621094
2013	866510009.765625
2014	1371840087.89063
2015	1747609985.35156
2016	2418089843.75
2017	2975179931.64063
2018	2134370117.1875
2019	1320989990.23438
2020	1300589965.82031
2021	2484560058.59375
2022	1296159992.4378097