Year	constant 2011 international $
1990	13241360919.6878
1991	11692121892.7014
1992	6804814620.63619
1993	6205991016.07522
1994	6541114703.64198
1995	6992451514.55194
1996	7402586818.19316
1997	7648432626.15886
1998	8206768207.05109
1999	8477591558.04715
2000	8977769460.05971
2001	9835742702.03674
2002	11132713294.1297
2003	12695834751.8431
2004	14024814655.9654
2005	15969454960.0329
2006	18077104187.4744
2007	20562561750.2985
2008	21981378511.4902
2009	18871015949.344
2010	19286178299.7628
2011	20192628679.6198
2012	21646497945.2911
2013	22360832377.4857
2014	23165822343.2071
2015	23907128657.9503
2016	23954942915.2245
2017	25751563634.0224
2018	27090644942.9916