Year	constant 2011 international $
1990	30638649932.7967
1991	29227659458.303
1992	24853451861.5166
1993	25226253682.664
1994	20862146993.2165
1995	19360063869.8988
1996	20657186631.4784
1997	18302267308.4614
1998	19601728350.2973
1999	22836013429.5441
2000	24084929649.3187
2001	25131141833.6894
2002	25195774085.4105
2003	26019380744.515
2004	27320455794.4987
2005	30881413529.4026
2006	34270126251.2263
2007	38060162142.2507
2008	43655005977.1616
2009	46317961391.909
2010	50579213834.4319
2011	58014358231.6118
2012	64453951973.0168
2013	71028255139.6201
2014	78344165398.0803
2015	83436536078.0671
2016	88609601286.8977
2017	94369225412.0417
2018	100220117332.261