Year	current US$
1961	669100000
1978	10813200000
1979	15561400000
1980	19505000000
1981	21630500000
1982	18915500000
1983	21306400000
1984	25953400000
1985	42480200000
1986	43275400000
1987	43222700000
1988	55352100000
1989	59140917000
1990	53809654118
1991	63876832359
1992	81871519155
1993	103627000000
1994	115706000000
1995	132163000000
1996	138949000000
1997	142163000000
1998	140385000000
1999	165718000000
2000	225175000000
2001	243567000000
2002	295440000000
2003	413095000000
2004	560811000000
2005	660202000000
2006	791787000000
2007	956255000000
2008	1131920000000
2009	1003890000000
2010	1393910000000
2011	1741430000000
2012	1817340000000
2013	1949300000000
2014	1963110000000
2015	1601760000000
2016	1589460000000
2017	1832130000000
2018	2134030000000
2019	2068950000000
2020	2060260000000