Year	constant 2010 US$
1970	297766964384.125
1971	309389445719.616
1972	341294010538.87
1973	387975161346.85
1974	434913856710.184
1975	465707692966.426
1976	495045295051.211
1977	514351762162.35
1978	533539064329.901
1979	551803261391.484
1980	594069997035.133
1981	585242242480.536
1982	514428800061.955
1983	406466593250.601
1984	421687677728.555
1985	446097031216.77
1986	476167600812.008
1987	493347882632.915
1988	499256161429.111
1989	472541264128.814
1990	460635955699.7
1991	509772814352.008
1992	546091715076.822
1993	559955622782.24
1994	622367329461.172
1995	594243398020.095
1996	612261311644.835
1997	685595663109.505
1998	711155582702.752
1999	654451250062.667
2000	692265906906.043
2001	674120048820.249
2002	640126687486.623
2003	630097977471.969
2004	701952363697.188
2005	755026104260.572
2006	839826630562.698
2007	944635887516.955
2008	1028487353526.02
2009	928145552103.371
2010	1058850269681.23
2011	1155602831234.54
2012	1194685379661.84
2013	1217012158254.51
2014	1181788776027.7
2015	1121612422856.64
2016	1060368796506.59
2017	1059686713604.91
2018	1082854529202.5