Year	constant 2010 US$
1960	6030710882.36791
1961	6349658138.3207
1962	6780136635.97775
1963	6976519883.51096
1964	7575699414.03361
1965	7767468959.12221
1966	7822039738.71291
1967	8082166665.72501
1968	8466812002.74365
1969	8928106913.82716
1970	9700100536.10369
1971	10203647292.5253
1972	9995093372.66756
1973	10484599421.5254
1974	12141142289.4625
1975	13851579020.6338
1976	14865845016.5446
1977	15418450519.3675
1978	15772109833.2685
1979	17019762201.5124
1980	18354577574.6905
1981	19707555297.7082
1982	20330422123.8927
1983	19573019940.7802
1984	19928340883.8562
1985	20731854750.6956
1986	20782746124.3062
1987	22107746210.3137
1988	21492512972.2411
1989	21523468333.6422
1990	22844757172.6564
1991	23768584077.1545
1992	24013627798.2418
1993	24773902748.3311
1994	25883294361.0921
1995	26914555203.0219
1996	27254936814.3812
1997	28878972366.3436
1998	30866950700.2026
1999	27102301610.3434
2000	27320223863.889
2001	29363781276.0928
2002	31441627921.7189
2003	32385363714.6004
2004	34469629272.6462
2005	35995842156.0031
2006	37562410575.4622
2007	39154160519.246
2008	41269321294.5568
2009	40860742129.2157
2010	44012105000
2011	46269271977.3939
2012	47598635461.5188
2013	49462393747.4588
2014	50814531811.1631
2015	50767837554.8227
2016	49544104863.3398
2017	51390870661.8544
2018	52754327616.1346