Year	constant 2010 US$
1960	23578033517.3902
1961	23970253656.6986
1962	24754693935.3265
1963	23835778180.3646
1964	26177892726.5326
1965	25247770681.8882
1966	26458049968.9052
1967	26009798381.1179
1968	28598451300.5667
1969	29147559495.5963
1970	30335426203.2262
1971	31489674041.7643
1972	32162051423.4453
1973	33955057774.5727
1974	35220541477.6103
1975	35223047385.937
1976	36883211649.8231
1977	37354322414.5102
1978	39277607052.2953
1979	40791175679.3045
1980	42912427074.5928
1981	45024907790.754
1982	45980911815.9197
1983	48183605231.7
1984	50212151638.4923
1985	52347834805.6412
1986	53701555238.3625
1987	54852665139.4714
1988	57538407420.5352
1989	59448154077.881
1990	60639135127.7832
1991	61469648444.7557
1992	65707381973.2663
1993	66639878636.7972
1994	67010355105.5482
1995	69942069443.3125
1996	72137577643.9941
1997	72861012627.6489
1998	71890857042.634
1999	73445773228.4115
2000	74828617899.9521
2001	77265026089.6035
2002	79929890684.5618
2003	82957731785.7445
2004	85296235017.4001
2005	87614653411.0096
2006	90555287663.8235
2007	93697943638.1872
2008	98222139684.1666
2009	102109591147.905
2010	105178671736.143
2011	109330025005.519
2012	114344461446.079
2013	119151834049.539
2014	124202297375.638
2015	128865782448.456
2016	133212076920.47
2017	138373547056.332
2018	143780352032.284