Year	constant 2010 US$
1960	4463005855.35747
1961	4556541376.92941
1962	4699072453.55337
1963	4886954517.70123
1964	5035154781.95252
1965	5220202461.74461
1966	5273835414.78927
1967	5510924586.4721
1968	5829578341.60236
1969	6233589124.98834
1970	10638666716.2409
1971	11557398505.8806
1972	12428331552.0085
1973	13266984665.7486
1974	14270761325.6715
1975	15512290849.88
1976	15916408775.8338
1977	16247276361.0572
1978	17532880214.764
1979	18334908356.8025
1980	19635410528.7755
1981	19700590753.9665
1982	20339978513.2353
1983	20265486789.462
1984	20124573192.5701
1985	20490824366.4521
1986	21028406663.9436
1987	20009051064.0264
1988	19012564036.3109
1989	18770740685.9013
1990	19788150044.0799
1991	20318829573.7477
1992	20922348607.6796
1993	20939609434.2908
1994	21802095301.2366
1995	22645381119.2823
1996	23432836619.0285
1997	25004501056.8512
1998	26823381106.8148
1999	28334218040.4221
2000	30723989795.3947
2001	33837327476.5553
2002	36131621075.148
2003	37186392314.7956
2004	37797536987.4193
2005	39463472103.8452
2006	41433848961.6459
2007	44226030664.7935
2008	44834331665.6672
2009	43693843012.9974
2010	41738257195.0819
2011	40983509151.938
2012	39923431738.1488
2013	39589404208.6152
2014	41098959231.7912
2015	41872499798.4301
2016	43301668746.7903
2017	44837571207.8872
2018	46809144550.7417