Year	constant 2010 US$
2000	176303005.849029
2001	188014823.424213
2002	195465098.087253
2003	189140480.525738
2004	198305355.221769
2005	207215720.783544
2006	202658472.047936
2007	204536778.774742
2008	193583088.287261
2009	182103869.996642
2010	182863000
2011	192713097.530363
2012	199645404.831355
2013	195444962.626798
2014	204777169.942472
2015	226137421.854038
2016	227328191.325769
2017	219211286.341691
2018	230171850.658775