Year	constant 2011 international $
1990	373812289.899578
1991	385547459.715859
1992	395540913.565013
1993	398510397.844317
1994	434601042.616335
1995	438998163.333952
1996	449220038.769429
1997	471291296.642901
1998	491563731.62887
1999	493209429.073814
2000	522417511.133698
2001	504192935.72488
2002	478422532.772211
2003	498963274.955394
2004	518845738.160598
2005	546359361.369763
2006	592609554.748395
2007	623268288.630118
2008	663459877.341069
2009	685439080.994646
2010	696605442.917373
2011	705126498.576747
2012	717499705.292432
2013	731628322.616058
2014	748682624.286249
2015	742684971.375788
2016	772396636.853825
2017	807159740.163238
2018	832988851.848461