Year	constant 2010 US$
1960	29553836562.1626
1961	30638218628.1527
1962	31822650139.55
1963	33122523318.7248
1964	34153032606.4188
1965	37263031136.3451
1966	41004880394.5736
1967	43195963248.9909
1968	47150994787.0486
1969	48660971801.5785
1970	52341252170.3257
1971	55061827474.2825
1972	57422224774.7734
1973	59251590403.4878
1974	60746175195.6473
1975	66144997192.0425
1976	71587687022.1931
1977	72045605637.7106
1978	74192820658.3724
1979	76647880126.4409
1980	78377965920.8666
1981	81938956566.2437
1982	83170334355.8705
1983	85285995320.6731
1984	89261036747.8123
1985	95516435919.1166
1986	99665409459.0405
1987	103041693435.974
1988	106918994251.061
1989	110065164503.558
1990	112981221031.618
1991	116597623677.528
1992	119569861817.24
1993	122610595346.499
1994	123943561803.771
1995	128121780566.198
1996	133491357340.09
1997	136153442199.039
1998	141673862752.16
1999	148090880258.353
2000	152650056524.446
2001	155229792993.714
2002	160005229984.111
2003	164739107974.108
2004	172034251766.528
2005	177608545097.945
2006	183170524651.466
2007	188943377651.46
2008	194659279428.684
2009	202778676729.036
2010	206293490707.302
2011	213312344108.175
2012	221102347849.802
2013	221748821189.356
2014	225160507277.741
2015	230626285441.447
2016	240471920480.632
2017	252503251096.405
2018	262382749024.804
