Year	constant 2010 US$
1970	391217433242.275
1971	414592051870.594
1972	425722826373.293
1973	427656069945.286
1974	390690174568.535
1975	373115267584.482
1976	386179285659.174
1977	403519868184.089
1978	423028018740.135
1979	449273197848.711
1980	459408064759.394
1981	437966689703.068
1982	417989871157.034
1983	430526630425.544
1984	431171051395.074
1985	434100202559.082
1986	447925803634.21
1987	457240496728.263
1988	480322200213.693
1989	515061936875.562
1990	556245806018.784
1991	585830232801.762
1992	609938201409.497
1993	584302734343.61
1994	605554939205.998
1995	605355692790.796
1996	602367102516.73
1997	607082437664.15
1998	630725520043.489
1999	660013710027.041
2000	675487967512.253
2001	658419791682.407
2002	620365064047.612
2003	612129832511.247
2004	612395485568.686
2005	616977994187.387
2006	663334360000.784
2007	690298092353.867
2008	700857781520.701
2009	630194213928.611
2010	664131319173.101
2011	711749530387.212
2012	707100615126.274
2013	698201250946.311
2014	725364229714.595
2015	737052937753.423
2016	763086884405.469
2017	785069628553.692
2018	805790527301.202