Year	constant 2010 US$
1970	83976305353.7661
1971	85920194682.6542
1972	92470473931.3664
1973	98897419704.2432
1974	102113704647.602
1975	103695156161.482
1976	103927927909.562
1977	103861897583.568
1978	106925139946.74
1979	114784119163.375
1980	120997560199.824
1981	121950471354.495
1982	125366578868.833
1983	129283230111.739
1984	133620267848.579
1985	138712015370.339
1986	142882237136.942
1987	147889182846.137
1988	155886933694.176
1989	162263319929.823
1990	162646557550.161
1991	151779071551.361
1992	145168085515.355
1993	143219797517.13
1994	150574333674.246
1995	158248646243.647
1996	165316423686.654
1997	177110710121.007
1998	185803103554.085
1999	196071376601.509
2000	207996541893.676
2001	214691653912.822
2002	219079332609.736
2003	221369447428.287
2004	233178091386.567
2005	238947163667.954
2006	249933976907.727
2007	261242236919.395
2008	262778965955.846
2009	243701201139.178
2010	251157231765.127
2011	255313447705.847
2012	251838300824.182
2013	249490058051.287
2014	249313853926.566
2015	250773077325.668
2016	258737312184.646
2017	263063496281.788
2018	267517353626.048
