Year	constant 2010 US$
1970	45174529556.3001
1971	45959316075.882
1972	49788537226.7294
1973	52725968559.9964
1974	53647931945.3093
1975	55306627890.0997
1976	56350005371.0349
1977	56019475514.0479
1978	57324839913.0847
1979	60662125055.326
1980	62188350344.2483
1981	63008169082.6806
1982	66309959252.1666
1983	68377385828.407
1984	70591823519.2937
1985	73473771136.1414
1986	76400749184.5024
1987	79983317338.7179
1988	84428085813.9665
1989	88315271593.1246
1990	88053035550.7828
1991	85282339588.2619
1992	81677256218.2897
1993	79517119930.1102
1994	81609710571.0199
1995	85678342500.6872
1996	88895369504.9717
1997	91936248056.5721
1998	96314795309.0071
1999	99587448140.455
2000	101538325364.544
2001	104453383592.798
2002	107202888764.019
2003	111753611195.769
2004	115794430211.855
2005	119534604876.366
2006	124403189177.622
2007	128757896789.844
2008	131487535594.221
2009	127927482655.762
2010	131850427895.239
2011	135713774034.184
2012	136170700471.598
2013	135553518674.975
2014	136585245326.411
2015	138695053485.252
2016	141810099806.404
2017	143497416563.694
2018	146326387202.291