Year	constant 2011 international $
1994	6261147966.26089
1995	6865464465.19832
1996	7146375373.76431
1997	7718884522.97134
1998	8089252639.11817
1999	8149634131.44504
2000	8818460442.70367
2001	9453195324.17819
2002	10235893799.8495
2003	10979099307.3207
2004	11956284062.8511
2005	13043035185.4986
2006	14124554530.7142
2007	15992298785.8117
2008	16849908894.6178
2009	16097289276.5043
2010	16708990451.0195
2011	17110000727.9185
2012	18663838385.2844
2013	18833381471.0734
2014	19020484627.6519
2015	17547929523.5593
2016	17366865975.3126
2017	19006279894.0997
2018	20010090996.5498