Year	current US$
1960	44000000
1961	53000000
1962	88000000
1963	77000000
1964	31000000
1965	-2920000.07629395
1966	26510000.2288818
1967	44750000
1968	122919998.168945
1969	151000000
1970	186000000
1971	227000000
1972	158000000
1973	158000000
1974	82000000
1975	91000000
1976	127000000
1977	102000000
1978	142000000
1979	181000000
1980	117000000
1981	103000000
1982	72000000
1983	80000000
1984	61000000
1985	43000000
1986	46000000
1987	36000000
1988	22000000
1989	31000000
1990	31000000
1991	18000000
1992	-1000000
1993	-6000000
1994	-17000000
1995	-7000000
1996	-57000000
1997	-51000000
1998	36580001.8310547
1999	207259994.506836
2000	174190002.44140598
2001	141009994.506836
2002	225750000
2003	210880004.882813
2004	68870002.746582
2005	155639999.38964802
2006	190100006.10351598
2007	117339996.337891
2008	115120002.746582
2009	121290000.915527
2010	177360000.61035198
2011	154490005.493164
2012	127970001.22070299
2013	149610000.61035198
2014	152690002.44140598
2015	130529998.779297
2016	216570007.32421902
2017	356510009.765625
2018	215130004.882813
2019	102760002.13623
2020	128339996.337891
2021	108919998.168945
2022	105610000.61035201