Year	constant 2010 US$
1960	5169731172.88122
1961	5691109521.32979
1962	5311172711.93589
1963	5129178379.83805
1964	5806204437.17839
1965	5620848097.73794
1966	7292177505.39549
1967	6616911281.3378
1968	7577937066.5196
1969	7410030572.80177
1970	9578102317.33913
1971	9987023642.5996
1972	9743430301.21671
1973	10628465884.6346
1974	12735866809.4004
1975	10441144728.5899
1976	11412939584.2811
1977	13266888159.4511
1978	14184230954.3974
1979	14139334547.7665
1980	15677036474.8771
1981	17751826834.0157
1982	18698594976.5512
1983	18296499118.515
1984	17218530328.2235
1985	15558121668.1248
1986	16235208016.7757
1987	17731198755.2933
1988	19151350969.0966
1989	17748186584.8294
1990	17540085673.0129
1991	16007540765.5778
1992	22888370112.945
1993	31632096981.3658
1994	40081873727.9726
1995	42513199385.5793
1996	37403138392.8298
1997	37161950095.5935
1998	34817723762.5935
1999	21367645637.7892
2000	23988025029.7121
2001	26008766450.8206
2002	28627944808.0379
2003	31878677485.192
2004	35443734805.4746
2005	39963385848.9768
2006	47604592141.3065
2007	54259635668.15
2008	58432106294.489
2009	55575670336.9491
2010	60404060042.4657
2011	71900453658.3513
2012	74337996238.8395
2013	78877936183.8189
2014	88174666140.1895
2015	87159647757.7688
2016	87017954386.1755
2017	84263362345.4893
2018	87224586774.4862