Year	constant 2010 US$
1960	33547404034.6794
1961	35961945663.9777
1962	38913042675.0569
1963	42278775790.6554
1964	46022501662.0327
1965	49046782998.5294
1966	53912533005.1948
1967	54766427157.8548
1968	61180744737.7185
1969	70655887555.6719
1970	66808652871.6758
1971	69243535053.3989
1972	75869503066.0522
1973	89970993940.1258
1974	93944503321.3797
1975	85412095571.322
1976	95990821617.9634
1977	100570471334.033
1978	103254001890.274
1979	112501319922.928
1980	110340177601.931
1981	108204869636.821
1982	109670770437.937
1983	108319373547.843
1984	115243710153.527
1985	115713050024.042
1986	121023008311.206
1987	129195562519.718
1988	142657942439.234
1989	156486482941.999
1990	164105392365.656
1991	168797533132.459
1992	175747035392.121
1993	175112860302.627
1994	187861793163.686
1995	196600575248.927
1996	207365130363.931
1997	224405613537.936
1998	235610224836.514
1999	243291973697.578
2000	275254826023.654
2001	273358013527.622
2002	275851844120.142
2003	279930976219.341
2004	297509097316.664
2005	315982343529.676
2006	330518540839.618
2007	349867878202.246
2008	362309016673.861
2009	329284158439.546
2010	360976918369.847
2011	387367155066.997
2012	387737108007.235
2013	389064380770.742
2014	413207422124.716
2015	427133599463.283
2016	463308284464.512
2017	483101967291.758
2018	498836490208.163