Year	constant 2010 US$
1980	2370919837.19094
1981	2139828967.26674
1982	2076505938.98777
1983	1841130026.92997
1984	1875776396.33497
1985	2363310167.24807
1986	2641712273.64357
1987	2399205132.16348
1988	2289917427.33976
1989	2320087359.97126
1990	2063921983.97029
1991	2658729417.31276
1992	2826797068.82816
1993	3129396416.28242
1994	3028528114.06474
1995	3317333190.68676
1996	3408960506.39104
1997	3316821662.44288
1998	3293708398.74742
1999	3439844396.32228
2000	3410918928.81048
2001	3319845593.41369
2002	3858832345.61328
2003	4200343858.29369
2004	4426121907.74055
2005	4389385533.70481
2006	5062969462.92206
2007	5385730603.91095
2008	5151181477.32783
2009	5243045093.12875
2010	5388068786.53773
2011	5210555728.43686
2012	5262958853.51571
2013	5410275532.03586
2014	5384564128.28939
2015	5365632065.0438
2016	5778473748.94001
2017	5344097315.87288
2018	6156944998.15176