Year	constant 2010 US$
1960	36635479731.8751
1961	37494985610.6276
1962	39835163085.4495
1963	42217049313.7855
1964	46990505985.8324
1965	50652778741.5392
1966	53298872057.9461
1967	56827217538.1782
1968	64091445107.8135
1969	73669385128.494
1970	81843730942.3028
1971	90558440421.0684
1972	99510591656.815
1973	111100148512.918
1974	114274051992.022
1975	110885248725.068
1976	121083217176.758
1977	119437656343.955
1978	124470517619.281
1979	134175569193.612
1980	137602855997.107
1981	141543214107.123
1982	140060534437.456
1983	143250954284.184
1984	154338957293.723
1985	161217511724.572
1986	164517734702.599
1987	170745659262.067
1988	185943751997.815
1989	201956596621.353
1990	213384466282.968
1991	227485065951.825
1992	234180865038.59
1993	243474375287.89
1994	264582616933.633
1995	288947558850.691
1996	300925620522.603
1997	330045147832.94
1998	352154243398.716
1999	383893518705.231
2000	431607310586.174
2001	437964110121.555
2002	440798457526.116
2003	448914650057.237
2004	485782899989.427
2005	513764847877.855
2006	550616615082.802
2007	580101647916.052
2008	589480823131.166
2009	538539421432.321
2010	590926406201.583
2011	621413332760.506
2012	641663894610.771
2013	657566746842.755
2014	687462432974.438
2015	738292035369.445
2016	750608703768.448
2017	799396264300.997
2018	829372017188.76