Year	constant 2010 US$
1960	23532645102.1578
1961	24460999233.9662
1962	25837680483.0869
1963	27486075136.6394
1964	29150319738.7838
1965	30771543051.8931
1966	32641836985.7314
1967	33321120496.8108
1968	34235888958.3976
1969	35343121081.4569
1970	36837665454.7431
1971	37903196352.759
1972	38956638569.598
1973	39751037618.3619
1974	39198412193.1348
1975	39071228674.3275
1976	44322827727.8767
1977	45407675549.331
1978	44905348683.3393
1979	42419331909.7398
1980	47187368126.5179
1981	46874559102.5705
1982	48035113966.6292
1983	52057660962.9371
1984	55397071371.2488
1985	58129617723.2339
1986	60497382402.0169
1987	62918206233.2658
1988	65967723749.8641
1989	68971673763.3409
1990	72057995801.6914
1991	74946274461.0902
1992	77408672225.9299
1993	79734764505.1941
1994	83097060000.7896
1995	85863078793.4968
1996	89288220933.8694
1997	93043691170.5732
1998	96732605548.0673
1999	101087842156.052
2000	106143199948.247
2001	110369588066.298
2002	112577801844.165
2003	115195890259.146
2004	117612587257.589
2005	123291825203.931
2006	131226647015.488
2007	140329539042.959
2008	148371421009.627
2009	156777660088.054
2010	163231986067.774
2011	172262837337.787
2012	183427780262.384
2013	189547920004.807
2014	197879994953.472
2015	203972994386.617
2016	213458532479.64
2017	222401264387.084
2018	224852267562.415