Year	constant 2010 US$
1960	6663857162.44368
1961	6535706092.15433
1962	3844532920.35607
1963	4357137277.32933
1964	3460079671.58009
1965	3588230741.86945
1966	2735581826.54992
1967	4050082165.47523
1968	4902731080.79475
1969	6075123622.83231
1970	7638313299.80316
1971	7496204755.90636
1972	8775178517.99931
1973	10906800414.9546
1974	15027936478.8737
1975	16306910952.2976
1976	16839816595.4497
1977	19788560509.7897
1978	23767588776.8211
1979	22062290948.4119
1980	22559669657.9512
1981	24359468805.457
1982	24758603462.1016
1983	25824106264.8922
1984	26665486963.6622
1985	27990013138.3061
1986	24146023355.9557
1987	19316643208.5512
1988	20859454788.9753
1989	21966172901.0726
1990	20984683869.8692
1991	19051704479.5212
1992	17471496036.8564
1993	16411610235.8337
1994	17134509539.5038
1995	17277874601.6563
1996	16654517405.0687
1997	16009406611.8634
1998	19351349431.2097
1999	18953960612.7277
2000	20798395048.6071
2001	24464196633.6577
2002	29423582982.5108
2003	32608241176.2483
2004	36248980862.35
2005	40453341695.7632
2006	41046038359.1369
2007	47604964569.3587
2008	52888813978.548
2009	63783514595.3449
2010	66788643674.8851
2011	64889966551.4674
2012	76187776454.8404
2013	87014124235.224
2014	95805618969.1833
2015	102938030654.622
2016	100501265612.095
2017	99753018969.5188