Year	constant 2011 international $
1990	23109886833.1575
1991	23434151104.2495
1992	25317705126.549
1993	26830082318.1241
1994	28233355120.1887
1995	29603779636.494
1996	29784663464.4256
1997	30601871946.8511
1998	31447561319.054
1999	31766036084.2284
2000	32267015303.7174
2001	32539730971.1343
2002	32911070025.4749
2003	33192330425.8839
2004	33451289684.2614
2005	34352060810.1201
2006	36090907157.8682
2007	36792733941.6979
2008	37818581818.7141
2009	36645933288.557
2010	37694147353.1245
2011	39093487965.8727
2012	39756055721.1337
2013	40440682998.7422
2014	41132227539.9204
2015	42031565788.1528
2016	42870092510.614
2017	43646698690.8462
2018	44774788717.9065