Year	constant 2010 US$
1999	29653683056.3407
2000	31451012162.028
2001	32934197374.7653
2002	35053363432.3408
2003	36818208613.0257
2004	38844481546.4454
2005	41657851482.9016
2006	44296371526.2793
2007	48730217761.2381
2008	52979163188.1387
2009	57293330762.4902
2010	61564003979.2434
2011	66860577979.1863
2012	70196407981.4231
2013	75199773450.7746
2014	80759651563.8926
2015	84731897799.3127
2016	86993216726.7619
2017	89986292801.0513