Year	constant 2010 US$
1960	8550125405.07512
1961	6493766124.46882
1962	5195012915.29074
1963	9199502009.66416
1964	10065337508.6424
1965	10606484685.6814
1966	8557504848.92848
1967	8597681095.91447
1968	9280674069.03098
1969	10003843330.3872
1970	11088597221.4392
1971	11731413949.5342
1972	13780394660.4724
1973	13981275097.8311
1974	17476593457.2965
1975	19445220760.7882
1976	21012088892.7505
1977	23302124580.9165
1978	23302124580.9165
1979	25551986562.145
1980	28203606047.0754
1981	30688354196.3123
1982	31281755458.4144
1983	33282732341.6736
1984	35018932183.1637
1985	37224774822.1283
1986	36894170688.0467
1987	34791312977.8837
1988	31739580280.6811
1989	35283293489.9175
1990	34040045313.512
1991	31531800898.8441
1992	33051167003.1563
1993	32216171440.6221
1994	32034014784.8128
1995	32698787522.815
1996	31913163121.7781
1997	31224481754.3455
1998	31879147158.2495
1999	32820254871.5934
2000	33592559256.5643
2001	35176002471.7774
2002	36648255696.4354
2003	38284108183.2605
2004	40633787381.7708
2005	42362607966.0314
2006	43785690665.5177
2007	46066023902.9165
2008	49323766401.1141
2009	52423861167.1223
2010	55327168063.883
2011	58864923287.9219
2012	61600814667.6722
2013	64198459338.921
2014	66662505376.2158
2015	69160993207.4209
2016	71223525039.5454
2017	72516719573.6801