Year	current US$
1960	86100000
1961	85400000
1964	87600000
1965	104400000
1966	117900000
1967	132500000
1968	106100000
1969	118158000
1970	134115000.00000001
1971	134041000
1972	145999000
1973	175752000
1974	253241000
1975	342371000
1976	363679000
1977	314021000
1978	269304000
1979	292712000
1980	321066000
1981	439611000
1982	279604000
1983	250429000
1984	210590000
1985	224716000
1986	241706970.39999998
1987	215294698.2
1988	206115777.5
1989	229660013.8
1990	278109541.5
1991	311924983.7
1992	400008180.3
1993	506834255.8
1994	394585292.1
1995	517265362
1996	622220755
1997	647818324.2
1998	635351912.4
1999	638376191.5
2000	575020562
2001	587298346
2002	565296061
2003	559197147
2004	662261979
2005	779246731
2006	894176803
2007	1030266666
2008	1347773201
2009	1176979019
2010	1453524286
2011	1771031051
2012	1999867608
2013	1866211955
2014	1786292619
2015	1489929267
2016	1636445463
2017	1761547796
2018	2373490188
2019	4028387473
2020	2493267277