Year	current US$
1960	5900000
1961	16810000
1962	59220000
1963	55230000
1964	39730000
1965	64750000
1966	69400000
1967	54800000
1968	45310000
1969	56740000
1970	62130000
1971	73160000
1972	85640000
1973	175950000
1974	226280000
1975	281210000
1976	265220000.00000003
1977	298500000
1978	452610000
1979	639420000
1980	711500000
1981	637960000
1982	682790000
1983	610790000
1984	516559999.99999994
1985	575740000
1986	711250000
1987	837010000
1988	927580000
1989	928750000
1990	1149580000
1991	1151450000
1992	1145980000
1993	1123310000
1994	1107970000
1995	1087130000
1996	1105410000
1997	795770000
1998	881390000
1999	772860000
2000	661950000
2001	599090000
2002	818280000
2003	1549160000
2004	960130000
2005	1028329999.9999999
2006	1223630000
2007	1267430000
2008	1758260000
2009	1641460000
2010	1765440000
2011	1936870000
2012	2341930000
2013	1782000000
2014	2257440000
2015	1602360000
2016	2093260000.0000002
2017	2422660000
2018	2711170000
2019	2705620000
2020	3541470000
2021	3586240000
2022	3122030000