Year	constant 2010 US$
1960	30281458428.1822
1961	33951842930.2272
1962	38427384615.24
1963	42324219574.9946
1964	47579757281.0076
1965	55376572345.7628
1966	62292746741.647
1967	72394953271.6968
1968	82695303952.2431
1969	97842323456.8259
1970	110262502033.155
1971	129237163302.081
1972	147806100834.277
1973	164764708436.502
1974	161749732634.497
1975	145216036338.315
1976	161007809905.503
1977	148369241775.681
1978	107988993571.158
1979	84147261271.6218
1980	28522109635.3105
1981	25475100454.6818
1982	49251805376.8666
1983	60032804431.8981
1984	47645271949.6451
1985	43153220973.7564
1986	36114521948.0985
1987	52713935641.7056
1988	60105717133.6876
1989	65230738611.1964
1990	78673878271.6682
1991	91781510770.7219
1992	93140496854.3505
1993	101602503120.518
1994	103013196406.565
1995	93787063413.5047
1996	94440004257.3283
1997	89256324362.976
1998	91350051210.9027
1999	89056306566.1148
2000	96296295749.1858
2001	90513969983.0006
2002	93473929379.9219
2003	106860270996.58
2004	108093179178.73
2005	110299149646.929
2006	114665780378.382
2007	114456746094.748
2008	110992589887.237
2009	110556082223.511
2010	118843286439.714
2011	118208080506.418
2012	87785722688.5045
2013	85094265252.6946
2014	91183782546.4331
2015	102258051290.815
2016	144528524304.507
2017	147135265933.047