Year	current US$
1960	8550429000
1961	8678493000
1962	9119557000
1963	9776506000
1964	10601563000
1965	11162882000
1966	11889112000
1967	11848014000
1968	12443287000
1969	13682507000
1970	15310516000
1971	11997863000
1972	17413383000
1973	24990471000
1974	39900368000
1975	36518195000
1976	41919709000
1977	49584438000
1978	53386472000
1979	71346195000
1980	92393906666.67
1981	98541478794.607
1982	89742331237.898
1983	89402289399.65
1984	99329620790.694
1985	93939618715.45401
1986	77715052761.078
1987	87177712227.916
1988	101716599996.4
1989	110244835899.74
1990	123864467744.24
1991	137842654655.13998
1992	146636360498.73
1993	157290792018.27997
1994	186564850753.72998
1995	225082208913.53998
1996	257992273227.86
1997	285500739767.42004
1998	281504973671.48
1999	300937492405.18994
2000	360157587315
2001	344383549605
2002	348317310030
2003	381462162415
2004	470945563779
2005	567867673100
2006	679108638228
2007	759982033056
2008	885961748106
2009	682948385197
2010	868017379073
2011	1067177226117
2012	1072286227349
2013	1076209617043
2014	1058738680835
2015	897721363354
2016	863918758770
2017	969075513608
2018	1060830041418
2019	1021194026411
2020	929993130246