Year	constant 2010 US$
1960	14789637111.3785
1961	16290823526.9034
1962	17164834327.4559
1963	18197826817.6694
1964	19482926229.463
1965	21244125622.7891
1966	22901654764.4163
1967	25583607890.5328
1968	26153707599.2398
1969	26628721039.7647
1970	30444145925.8238
1971	32504376770.9913
1972	32236039101.0616
1973	37127483452.3645
1974	38753130004.1362
1975	40360366689.6456
1976	45594717964.98
1977	46563374195.5053
1978	39210029284.434
1979	39565581359.4375
1980	40631865655.5908
1981	41246271529.0225
1982	43367310707.2935
1983	42078062539.6388
1984	44498308440.6452
1985	48435973219.3575
1986	54113834799.3933
1987	50663938370.3295
1988	49443122812.6292
1989	50484860614.9179
1990	51749934217.5651
1991	51969364897.2839
1992	52850992703.7088
1993	55396946339.4457
1994	58618114198.2628
1995	62038071363.5737
1996	67488320110.2991
1997	75898093533.7101
1998	82548702429.3395
1999	81263731294.6366
2000	82900907243.899
2001	84342269218.2545
2002	85180568768.7853
2003	86229558935.6128
2004	93995545082.035
2005	101435732485.868
2006	110642150801.048
2007	121728606485.592
2008	125625360463.257
2009	112668909174.135
2010	122151661381.497
2011	126970768002.206
2012	130828098844.616
2013	137306138541.293
2014	140621401240.866
2015	142915381546.946
2016	147644670359.851
2017	149984210412.243
2018	150909910315.731