Year	constant 2010 US$
2000	9149447186.91657
2001	9945440911.11197
2002	10545248854.8515
2003	11779876425.8465
2004	13073491542.2545
2005	14652378648.3898
2006	15455079616.6191
2007	16785105584.0699
2008	17837221994.2733
2009	18886548590.8117
2010	18257313468.8987
2011	18136692452.0712
2012	18441756413.2423
2013	19113132247.8637
2014	19639549811.9961
2015	20308874231.0772
2016	20215158131.2453
2017	20474620785.1699
2018	20734648469.1416