Year	constant 2011 international $
1990	5187477156.17703
1991	5679568806.22343
1992	6010533214.60644
1993	6328507618.69753
1994	5992264588.42593
1995	6245608126.45044
1996	6603537732.30689
1997	6934991814.48295
1998	7312938149.01259
1999	7701807601.64956
2000	8279343252.11057
2001	8536636383.58758
2002	9022745542.66938
2003	9211593705.19036
2004	9446404912.55773
2005	9855076333.03965
2006	10223280290.1242
2007	10617463359.5133
2008	11166521906.1021
2009	11375354001.165
2010	11579689711.4059
2011	11851471193.9758
2012	12153728173.6721
2013	12536420481.8495
2014	13216873384.9013
2015	13307300679.6535
2016	13798795717.3874
2017	14268527834.919
2018	14684561128.8161