Year	constant 2010 US$
1960	3439612270.94689
1961	3591801504.45175
1962	3840830339.03499
1963	4041145068.1708
1964	4114511572.48224
1965	4540104834.46167
1966	4841414136.62979
1967	5028702327.27949
1968	5446685219.77184
1969	5668768662.52907
1970	5995651033.33755
1971	6319380259.63867
1972	6776641170.27923
1973	7026969365.11766
1974	7092479978.72022
1975	8020172169.02684
1976	8206000491.42654
1977	8649896953.90131
1978	8920145302.12253
1979	8914099443.5317
1980	8503480208.12401
1981	8630265158.25789
1982	8082225069.38996
1983	7556205445.3206
1984	7900204770.73213
1985	8311436557.78221
1986	8024015780.34561
1987	8337787864.11338
1988	8472208174.09751
1989	8421938092.27656
1990	8809233895.57515
1991	9397271686.65558
1992	9758801849.45918
1993	10022106869.0395
1994	10108995423.6095
1995	10578827745.7562
1996	11157219785.4199
1997	12194365900.1717
1998	13374694042.3075
1999	13085745115.0156
2000	13141217371.1611
2001	12895475106.6047
2002	13483079947.0589
2003	13430316246.1879
2004	13534265593.8122
2005	14393969098.0525
2006	14764801622.8864
2007	15517477307.5307
2008	16893359997.3075
2009	17522792096.74
2010	18301021135.2915
2011	19984056992.8847
2012	20438729592.3062
2013	22123103906.3076
2014	23677246307.2319
2015	24787510028.8344
2016	25911519405.8344
2017	27775054603.8366
2018	28682864923.6895