Year	constant 2010 US$
1995	2068186067.66097
1996	2097798654.05602
1997	2138100327.39178
1998	2287732648.23572
1999	2198953637.68643
2000	2094692106.22044
2001	2134264477.992
2002	2230255038.19571
2003	2069923935.97672
2004	2359742360.85849
2005	2252426082.21171
2006	2449974663.51401
2007	2330911658.78501
2008	2496694216.07857
2009	2440658457.62095
2010	2219296398.69043
2011	2155738559.47617
2012	1778043579.48345
2013	1873222026.19134
2014	1632807766.46053
2015	1694616515.0964
2016	1818336995.27101
2017	1779753510.36741
2018	1814965150.96399