Year	constant 2010 US$
1960	11273500795.7322
1961	12292451829.1884
1962	11230141177.2859
1963	10558067091.3894
1964	11815496026.3006
1965	12184052783.0836
1966	12053973927.7445
1967	12032294118.5213
1968	13289723053.4325
1969	15154186646.5706
1970	17842482990.1673
1971	19945424484.7604
1972	24498184421.4952
1973	30568531003.8083
1974	31676789788.6343
1975	28593528077.6992
1976	32168847660.5182
1977	39364629750.1684
1978	40093687973.1797
1979	41125203787.1619
1980	38807114638.452
1981	37879427549.7299
1982	32599962584.963
1983	34647194189.5115
1984	36912956941.4917
1985	34032178997.6394
1986	39209269695.9123
1987	44943068724.2491
1988	45415633619.049
1989	50159961711.3964
1990	50386206300.8485
1991	60403115670.5042
1992	69260870662.0622
1993	73838133883.9595
1994	81178521887.7415
1995	87446456039.5052
1996	94057424786.6166
1997	101393879483.259
1998	112732934479.108
1999	76878245556.4032
2000	97239386578.3829
2001	97866561423.7558
2002	96675593427.6648
2003	102366286097.727
2004	116214735602.681
2005	135507908993.008
2006	148253140170.085
2007	160918375862.404
2008	176259465983.718
2009	159179680404.3
2010	183480563627.394
2011	210580494701.809
2012	213968205777.506
2013	222884170003.92
2014	225279371551.269
2015	220502908824.895
2016	216841439031.307
2017	236160708875.795
2018	251459074117.78