Year	constant 2010 US$
1965	120731791121.033
1966	133782555719.7
1967	150422074356.153
1968	169231413703.937
1969	196004216934.222
1970	216559888959.907
1971	234609903345.001
1972	275547697019.596
1973	303954436024.921
1974	296836692806.521
1975	272028523780.699
1976	298690449241.935
1977	283294809197.84
1978	228230793298.002
1979	199490589904.458
1980	114319896894.252
1981	114642839457.311
1982	152662860634.767
1983	172641011227.52
1984	159591978283.52
1985	155271528994.987
1986	144135547668.256
1987	174298511086.198
1988	192628918213.352
1989	206074885535.649
1990	232179016425.11
1991	250972264254.647
1992	260701124878.153
1993	273378038538.765
1994	276793830666.927
1995	269914111964.461
1996	278731141547.12
1997	279221038842.369
1998	285484535599.851
1999	291990661942.645
2000	312690542545.056
2001	309329738726.438
2002	323963402511.781
2003	355382800519.183
2004	367375528315.608
2005	390385151360.43
2006	420435882333.25
2007	443489949015.44
2008	445437232341.03
2009	421294514168.93
2010	436848692770.489
2011	394372254070.312
2012	395338359187.029
2013	378596160299.959
2014	357253929516.509
2015	377123853579.898
2016	426399204459.759
2017	486079828474.206