Year	current US$
1960	112800000
1961	110200000
1962	109200000
1963	151000000
1964	164900000
1965	185900000
1966	226200000
1967	197300000
1968	227245000
1969	255391000
1970	290011000
1971	282634000
1972	323291000
1973	431113000
1974	572006000
1975	619690000
1976	757166000
1977	1186264000
1978	1084227000
1979	1241305000
1980	1517442000
1981	1224723000
1982	1109013000
1983	1139995000
1984	1172541200
1985	1061436200.0000001
1986	1075614900
1987	981425200
1988	962504100
1989	1066129300
1990	1189276100
1991	1204676900
1992	1324571600
1993	1342313700
1994	1511147000
1995	1935518100
1996	2030734100
1997	3081328937
1998	3851956349
1999	3937056991
2000	2694037719
2001	2408663067
2002	4161148245.9999995
2003	4458618918
2004	5031150291
2005	5380843704
2006	6011661190
2007	6897612961
2008	7651181215
2009	7154461823
2010	8426599676
2011	10343249984
2012	9934386189
2013	9975912618
2014	10790036892
2015	10672087854
2016	10449311648
2017	10982044920
2018	10772733907
2019	11183928347
2020	11545914321