Year	constant 2010 US$
1960	33338504404.2293
1961	34842279603.2183
1962	31474233134.2459
1963	34128585255.8025
1964	37989471853.814
1965	44752528416.5701
1966	47351696542.4937
1967	54371936750.5688
1968	64417926278.5961
1969	70959395402.9362
1970	79326684967.6117
1971	79882863468.0061
1972	101368187554.48
1973	107274286400.277
1974	157978598935.231
1975	207867423243.27
1976	260880453734.136
1977	272661205880.182
1978	234122522045.044
1979	173867471622.727
1980	194638121734.933
1981	181405093868.631
1982	176037171960.854
1983	209936243245.947
1984	181313264152.47
1985	171995372461.085
1986	162829674418.932
1987	155433026949.995
1988	125179023139.049
1989	141063575252.296
1990	160114451203.382
1991	182266599181.047
1992	174871777222.881
1993	143558847447.467
1994	122047828342.892
1995	142061490501.216
1996	164633659701.318
1997	162912665489.561
1998	173835336850.169
1999	179241840474.331
2000	188313460035.123
2001	209179521803.044
2002	238197534384.01
2003	269012535740.602
2004	289009193382.87
2005	292916582349.6
2006	307409429135.167
2007	354202789663.202
2008	398170519141.712
2009	415147263542.085
2010	444578146486.603
2011	432501656193.664
2012	427736621656.965
2013	428400680167.568
2014	448533544631.262
2015	432359231768.04
2016	450989350534.994
2017	476440028986.635