Year	constant 2010 US$
1960	3619618206.60477
1961	3668613099.56101
1962	3783131781.35035
1963	3889973740.6354
1964	3998116474.94153
1965	3975215629.54471
1966	4083303640.33176
1967	3532781129.85863
1968	3919221768.44546
1969	3986566674.9911
1970	4037541995.48058
1971	4410616119.67742
1972	4342016471.31236
1973	4317201557.17153
1974	4720713712.95087
1975	5525261773.78505
1976	5125246704.36715
1977	6136062800.67859
1978	6817998949.06913
1979	7330028156.10147
1980	6285101405.7285
1981	7453082317.09157
1982	8496995900.92347
1983	8434040673.09936
1984	8485952469.66784
1985	8979915100.27814
1986	11143520146.5859
1987	11653636352.0408
1988	10278888491.0258
1989	8908005830.98756
1990	8718781405.93581
1991	8508340129.35338
1992	7669493522.67315
1993	8901930284.32432
1994	9297626790.15266
1995	9502734787.62286
1996	9887787563.55825
1997	10772346267.8082
1998	11166294740.7671
1999	11862135580.3619
2000	12555778017.9828
2001	13039978535.8785
2002	13416606502.2282
2003	14319332245.5073
2004	14946823416.3561
2005	15701307046.4361
2006	16210875770.5689
2007	16922350212.733
2008	17498389917.9127
2009	17805801925.558
2010	18348849229.8249
2011	18898857196.416
2012	19768715367.4365
2013	20991433339.4971
2014	22100049385.0072
2015	23273514878.303
2016	24051809140.1621
2017	25083364133.1732
2018	27006410011.6158