Year	constant 2011 international $
1990	17486214132.8292
1991	17933131241.9886
1992	18155976800.1752
1993	18392146189.1961
1994	18388959076.9315
1995	19375245911.1584
1996	19765100099.9
1997	20382568405.3006
1998	21584869375.5518
1999	22954886028.9409
2000	23689210086.5873
2001	24774393006.3713
2002	24936616635.4392
2003	26603187625.0211
2004	28165000171.9016
2005	29748607402.6892
2006	30480890273.461
2007	31986184492.8219
2008	33283664316.3102
2009	33980134006.8774
2010	35190759664.5968
2011	35703977716.7938
2012	37531091015.033
2013	38590258054.6572
2014	41142260662.9806
2015	43761896779.2608
2016	46543576582.0397
2017	49840221942.7137
2018	53212557801.6982