Year	constant 2010 US$
1970	5870397234.5362
1971	7284783877.93446
1972	8274728555.28587
1973	8728138353.42573
1974	9244521720.52501
1975	9395658302.07476
1976	10708041187.7587
1977	11953551066.8031
1978	12572126425.0229
1979	12969184950.4209
1980	13943023181.4869
1981	14666829010.6246
1982	14143646560.889
1983	14373702685.8965
1984	16320470075.3549
1985	17957893058.9266
1986	18911755039.8171
1987	20873206533.8763
1988	20547045166.1217
1989	21364129821.6757
1990	21759782614.2191
1991	21140520356.5148
1992	24109336435.7879
1993	26484389304.5554
1994	29895188654.6446
1995	32898610555.0318
1996	34904748065.9806
1997	38071791975.0734
1998	40440302863.7528
1999	46284282537.3264
2000	57114744468.7381
2001	50448300055.4965
2002	49398193488.8572
2003	53399427409.9185
2004	62755653220.4682
2005	65688500992.9192
2006	68956352850.7144
2007	76105147587.2398
2008	80477106747.17
2009	70986417400.4908
2010	81843285927.2929
2011	89604239183.1986
2012	87755210906.7325
2013	91929533254.4347
2014	93473167993.9021
2015	90499393924.8056
2016	91735520884.7345
2017	96456368389.7325