Year	constant 2010 US$
1960	29175020145.6948
1961	34978055786.5003
1962	38636785844.0446
1963	40507467421.1592
1964	44017192474.8704
1965	44037518961.7906
1966	45580845792.1557
1967	47431307863.8602
1968	51373961066.443
1969	58012024981.7277
1970	61335910071.7198
1971	65153457053.3547
1972	69893496212.4323
1973	74437260376.8952
1974	73711043194.0672
1975	62395794544.0323
1976	70541203416.5916
1977	77067344230.8097
1978	85487537980.7664
1979	91346344120.1296
1980	97921553611.0869
1981	105165738289.641
1982	107367756765.037
1983	108450068290.166
1984	114903343356.355
1985	121851963233.567
1986	136010992730.06
1987	133987006851.15
1988	142194639857.086
1989	152614037665.943
1990	161731308378.686
1991	156468634787.404
1992	158074207647.087
1993	155697808871.092
1994	162642949622.445
1995	172240005637
1996	179140175589.516
1997	197796663910.964
1998	207499098969.586
1999	214564464019.765
2000	231488735618.262
2001	233795916147.818
2002	228226681362.523
2003	228955313528.921
2004	237937874356.283
2005	261209045913.639
2006	269412701186.77
2007	285057528182.144
2008	299081245917.139
2009	287832371919.772
2010	311077560877.349
2011	339630618981.714
2012	330931504313.849
2013	375499723203.208
2014	346451129283.005
2015	361912405733.052
2016	383453332749.704
2017	380520425432.044
2018	373369480444.346