Year	constant 2010 US$
1960	54020839834.6355
1961	58128946694.1798
1962	59862320225.3108
1963	61828857088.9561
1964	65067877138.9059
1965	68518334138.5461
1966	70144152940.6732
1967	71665459589.2979
1968	73316122941.6881
1969	80349549608.1422
1970	84635320495.2761
1971	86630107555.3454
1972	93331366979.2586
1973	99849469096.2651
1974	103081130725.907
1975	104941639688.052
1976	105303040819.575
1977	105555252558.093
1978	108637157806.075
1979	116374216221.742
1980	122645677924.149
1981	124233662847.219
1982	128069196072.583
1983	132066309081.611
1984	136311089463.963
1985	141131994484.793
1986	144979447530.263
1987	150139405211.898
1988	157961456050.64
1989	165998063651.298
1990	167119851165.76
1991	157235671448.603
1992	152008168119.698
1993	150891678303.061
1994	156835695262.809
1995	163433977903.956
1996	169413754324.023
1997	180005176700.83
1998	189776780339.204
1999	198210715276.744
2000	209379586716.485
2001	214783238498.075
2002	218392295141.416
2003	222747002753.638
2004	231492177438.401
2005	237927555871.426
2006	247575988035.367
2007	260412309865.555
2008	262289019320.092
2009	240600244424.183
2010	247799815768.477
2011	254170297403.145
2012	250545347666.329
2013	248646122996.035
2014	247075355590.897
2015	248312368033.055
2016	255195401932.3
2017	262961826943.878
2018	267320507829.469