Year	constant 2010 US$
1960	10168767411.0665
1961	10689857241.4439
1962	11215707027.0026
1963	11451951118.3708
1964	12300225236.4756
1965	12703067759.1904
1966	12659937587.1629
1967	13244962663.9128
1968	13497867066.9789
1969	14128114602.6041
1970	15098988653.7367
1971	16049108549.3378
1972	16854395152.4747
1973	19205698245.4985
1974	21358370782.4021
1975	23701844116.8743
1976	25455113995.4351
1977	25863628384.4359
1978	27339620380.6521
1979	28360495038.3763
1980	29412295887.7496
1981	31063168090.3808
1982	31254158536.0804
1983	31148873036.3377
1984	31966616073.5339
1985	33224502867.2423
1986	34375659633.5608
1987	34286592743.4633
1988	36306233273.873
1989	36671393361.237
1990	38020869118.8889
1991	39652474795.4838
1992	40490851303.0372
1993	41289824101.1892
1994	43048048229.3022
1995	44017726512.0244
1996	44780002396.8268
1997	46718020342.0217
1998	48244078213.3422
1999	45957605225.5697
2000	46459369846.8824
2001	48324998854.176
2002	50304778795.5961
2003	51674511190.306
2004	55917522371.5994
2005	58876284437.4934
2006	61468917240.185
2007	62815127109.2433
2008	66808366776.0763
2009	67186830556.6821
2010	69555367000
2011	75028081292.3641
2012	79261137178.2611
2013	83181798259.0618
2014	86333447251.9654
2015	86418807383.1387
2016	85358980969.676
2017	87380611573.98
2018	88583953594.8408