Year	current US$
1960	69890000
1961	93740000
1962	106770000
1963	96760000
1964	140620000
1965	131560000
1966	139340000
1967	133190000
1968	76120000
1969	71540000
1970	57870000
1971	71780000
1972	88000000
1973	81480000
1974	101690000
1975	147420000
1976	131949999.99999999
1977	161160000
1978	257100000.00000003
1979	363080000
1980	426360000
1981	373890000
1982	296940000
1983	248950000
1984	222540000
1985	274150000
1986	279000000
1987	363800000
1988	507250000
1989	476000000
1990	463440000
1991	565880000
1992	585220000
1993	408770000
1994	569210000
1995	557220000
1996	565790000
1997	558360000
1998	686460000
1999	630870000
2000	1014840000
2001	1071640000.0000001
2002	861410000
2003	1363790000
2004	2201620000
2005	1749460000
2006	2150990000
2007	2317970000
2008	2572450000
2009	2563890000
2010	2595720000
2011	3343890000
2012	3040610000
2013	3547170000
2014	3804200000
2015	3811540000
2016	3174560000
2017	3318120000
2018	3187230000
2019	3457850000
2020	2942990000
2021	1898060000
2022	1475890000