Year	constant 2010 US$
1970	79406124562.7059
1971	80072189648.9645
1972	80112907455.8927
1973	86174882091.7218
1974	84220960780.2172
1975	86867440423.5363
1976	93492174268.6575
1977	95346879264.5902
1978	96995505927.6414
1979	97996381627.2009
1980	95803665491.6586
1981	94600267599.5608
1982	95932397772.0781
1983	97767366189.1067
1984	101205976093.847
1985	105749300996.164
1986	113288851944.542
1987	111132230633.482
1988	109095451251.984
1989	109442530549.468
1990	110319119144.037
1991	112109102385.726
1992	114985130888.191
1993	113995457030.712
1994	121585505171.962
1995	123626729728.889
1996	126661717704.689
1997	130392820152.647
1998	133460169005.57
1999	133300320497.148
2000	133815783039.878
2001	134121433302.365
2002	136060774438.463
2003	137876184083.605
2004	144283459946.747
2005	149619448531.536
2006	154029951592.04
2007	156754844129.924
2008	157523503865.08
2009	152117103701.498
2010	153309121944.498
2011	153731947031.29
2012	154519632117.281
2013	154951347554.931
2014	156363668692.185
2015	159929588421.207
2016	163289074203.313
2017	166709725599.321
2018	170331121117.695