Year	constant 2010 US$
1960	8689860171.99093
1961	9259330042.53205
1962	9723623016.98178
1963	10156646766.6325
1964	10868246810.0959
1965	11514467262.7363
1966	12094958740.8028
1967	12210117972.1213
1968	12371873894.0114
1969	13089683741.579
1970	13747349725.2491
1971	14648297320.791
1972	15733054422.4023
1973	16979648349.9426
1974	18701967247.2137
1975	18870476203.7813
1976	20059576200.6768
1977	22080111204.247
1978	24147973611.4992
1979	26293774083.3877
1980	30265608487.7837
1981	32336522523.3616
1982	33799965850.1754
1983	34987253546.925
1984	36298659184.7505
1985	36326773524.5724
1986	33576318183.2293
1987	34220813976.5919
1988	37889697184.1917
1989	42105465741.5169
1990	46570912576.449
1991	51040373381.764
1992	53445464810.158
1993	57030002359.4424
1994	62200313681.6615
1995	68720758436.5589
1996	72589120486.7902
1997	75909256403.0921
1998	68337204153.8605
1999	72200877712.5826
2000	79581485393.1886
2001	83892477010.959
2002	88532694234.8887
2003	95811685604.2967
2004	104782772251.715
2005	113735185247.276
2006	120990310980.721
2007	133024573127.193
2008	144109047902.89
2009	146212789668.126
2010	154789047219.894
2011	167756046071.218
2012	180688274192.046
2013	193229021141.846
2014	205640619664.09
2015	217381950265.437
2016	228074260345.845
2017	243319673403.496
2018	260793207289.435