Year	constant 2010 US$
1970	10409672383.4741
1971	11549954519.621
1972	11537693405.2782
1973	15902644387.8336
1974	15632900219.9801
1975	16503438188.2735
1976	16124092859.6741
1977	15687270949.9261
1978	17097362699.6704
1979	17020727284.8842
1980	16204560046.5368
1981	17759486222.8285
1982	18246224245.9498
1983	19329785970.754
1984	19398143421.6597
1985	19185933337.3451
1986	20804275476.5678
1987	24947951350.3032
1988	24285789554.6239
1989	23176750098.6233
1990	25137140419.5
1991	28404733596.7745
1992	30395668893.2127
1993	34944139316.2565
1994	38565555987.9379
1995	41554068641.8069
1996	44539819897.1644
1997	46406474795.9
1998	47391795665.9245
1999	54761390488.0348
2000	61310732326.3729
2001	57974723393.4434
2002	57252236588.9047
2003	56802171049.5524
2004	63532296765.8249
2005	65748277856.8993
2006	67993831384.2698
2007	75536217145.0732
2008	77403925621.3267
2009	66691826075.3281
2010	76860102033.3113
2011	85404693398.5919
2012	87200480800.2193
2013	88350977794.7164
2014	90355599596.146
2015	90351000528.2196
2016	99528379863.4652
2017	104582411088.6