Year	current US$
1960	76600000
1961	59600000
1962	80100000
1963	70300000
1964	47600000
1965	60000000
1966	78390000
1967	154640000
1968	146040000
1969	129580000.00000001
1970	147200000
1971	182670000
1972	101860000
1973	191960000
1974	216250000
1975	182300000
1976	226320000
1977	198110000
1978	376470000
1979	272990000
1980	683280000
1981	665540000
1982	810750000
1983	833680000
1984	1132830000
1985	1097980000
1986	2403460000
1987	2615330000
1988	3192840000
1989	3613300000
1990	3394960000
1991	3347240000
1992	4121920000
1993	3043360000
1994	2704630000
1995	1622660000
1996	2415520000
1997	1265550000
1998	2278310000
1999	1805720000
2000	1376260000
2001	1626950000
2002	2332130000
2003	2432850000
2004	2461540000
2005	5090900000
2006	3641080000
2007	3970620000
2008	4860640000
2009	3297490000
2010	2996390000
2011	4325970000
2012	2737130000
2013	3430070000
2014	4009180000
2015	4003370000
2016	5087390000
2017	5858030000
2018	5098340000
2019	4298170000
2020	4395870000
2021	6271760000
2022	6705850000