Year	constant 2010 US$
1960	925264961.783052
1961	930699704.583542
1962	1004068732.39013
1963	1194527442.21736
1964	1274039330.786
1965	1323040843.50854
1966	1497782086.9908
1967	1854661028.70589
1968	1863906597.14411
1969	1913832666.71047
1970	1727996741.10235
1971	1927595309.26252
1972	2128424180.41714
1973	2367464815.16444
1974	2343799575.21216
1975	2240671235.97059
1976	2481738252.12053
1977	2431874795.46268
1978	2359142177.26073
1979	2395906525.56579
1980	2281198864.02342
1981	2310695767.08333
1982	2007491167.66747
1983	2045720348.02871
1984	1921637198.75804
1985	1561482484.09375
1986	1860233290.42049
1987	1880786282.03938
1988	2006966820.39598
1989	2500875101.02764
1990	2777682289.91458
1991	2980280915.33275
1992	3013445880.25418
1993	3173296778.49268
1994	3652353554.40322
1995	3985385932.64218
1996	4147537957.31006
1997	4060016185.03109
1998	4323203769.41306
1999	3769626506.58159
2000	4336600684.26358
2001	4699888058.00315
2002	4967463892.06531
2003	5571658829.22649
2004	6497698753.3689
2005	7039367647.44436
2006	7837409190.73174
2007	8079520225.90296
2008	8255212097.43362
2009	7367309750.81586
2010	8093183262.78735
2011	8464915470.44448
2012	9590376349.19113
2013	9983091923.86317
2014	11067801385.524
2015	10412730548.7955
2016	9817711688.88531
2017	9329328796.59489
2018	9813521648.79118