Year	current US$
1970	84390002.01784077
1971	125049997.8791927
1972	115060002.47597669
1973	166669999.45789534
1974	186959996.42461574
1975	97240002.45705253
1976	41649999.17149551
1977	100220002.12967397
1978	97989997.48378995
1979	82420000.50842765
1980	99590003.08066605
1981	376739985.6746199
1982	55300000.697374314
1983	85909998.55101115
1984	46829994.60399148
1985	62450001.23977662
1986	153920000.40411952
1987	223200000.6437298
1988	214199999.69005567
1989	169579997.21169484
1990	622029984.44438
1991	593570010.2448465
1992	276069997.89364636
1993	231180002.96130785
1994	271399996.76123285
1995	592950009.8824499
1996	272759990.30470914
1997	-14540002.569556544
1998	-49150002.09212306
1999	-112510001.80840495
2000	-94970004.02212125
2001	-117200000.88214876
2002	-96200000.25629991
2003	-409729986.5931274
2004	-89360001.53422356
2005	-43529998.18325044
2006	92029998.30245976
2007	67770003.67641442
2008	229780014.87255052
2009	239540001.86920157
2010	550249992.3706055
2011	-17739998.10218809
2012	-6519998.550415084
2013	-43709999.08447275
2014	6369999.647140503
2015	-138520000.219345
2016	-25439999.3419647
2017	40740000.72479245
2018	-15860000.61035151
2019	-45649996.757507294
2020	-6550000.905990258
2021	-39959998.60763553
2022	477759988.78479075