Year	constant 2010 US$
1960	13751199388.1362
1961	14719522885.5194
1962	15944674778.2522
1963	17324056089.1939
1964	18547294474.7603
1965	20254543713.1943
1966	21773462002.9452
1967	23128473175.4463
1968	24326628601.8085
1969	26607306966.3151
1970	28841766773.1089
1971	30677674604.9081
1972	32878360593.6306
1973	34964458330.2664
1974	35984503917.1012
1975	35748961090.3428
1976	37980800123.6542
1977	40240916849.2279
1978	43030395565.8295
1979	46432733505.6204
1980	48403090442.3118
1981	48958732375.9817
1982	48196619593.8094
1983	47067866989.0574
1984	49858373278.448
1985	51402707794.2535
1986	53961209439.9481
1987	57074231020.916
1988	60434974480.5445
1989	63054801855.4318
1990	61263704528.902
1991	62675459937.143
1992	65536000403.6773
1993	68579837637.9702
1994	71450561258.2688
1995	74700838791.6028
1996	76429197707.7903
1997	80159009209.3006
1998	84592384061.8031
1999	89151659724.4832
2000	92068670407.3471
2001	97881399724.295
2002	98778442996.8101
2003	98831210248.1345
2004	107477633535.329
2005	105342118804.957
2006	103857412208.889
2007	102649751271.359
2008	100756752050.85
2009	98789551891.8258
2010	98381300000
2011	98028592583.2526
2012	98057290562.043
2013	97756424655.3687
2014	96592767902.4776
2015	95579081232.2979
2016	94371914640.5955
2017	91864081590.8086
2018	87357573179.4529